Saturday, 24 June 2017

QUIZ OF DAY-24/06/2017 GK & CURRENT AFFAIRS

Ques. : 1   Nora Chopra, who passed away recently, was a veteran
1) bureaucrat 2) singer
3) musician 4) journalist
5) classical dancer Show Answer
Ques. : 2   _________ has won the prestigious Golden Peacock Award in the category of Innovative Product/Service for pioneering a cashless township transformation model.
1) GNFC 2) Aamby Valley City
3) Megapolis 4) Mahindra World City
5) Ozone Urbana Avenue Show Answer
Ques. : 3   Indian engineering conglomerate Larsen & Toubro (L&T) recently signed a contract to manufacture the K9 Vajra-T tracked self propelled artillery guns with Hanwa Techwin of
1) UK 2) France
3) Israel 4) Norway
5) South Korea Show Answer
Ques. : 4   The National Disaster Management Authority (NDMA) conducted a first-of-its-kind state-level mock exercise recently on forest fire in the state of
1) Himachal Pradesh 2) Odisha
3) Uttarakhand 4) Andhra Pradesh
5) Tamil Nadu Show Answer
Ques. : 5   Au Financiers India recently converted itself into a small finance bank. The Small Finance Banks should have a minimum capital of
1) Rs 50 cr 2) Rs 100 cr
3) Rs 200 cr 4) Rs 300 cr
5) Rs 500 cr Show Answer
Ques. : 6   The RBI has announced signing of an MoU with the Bank of Guyana on “Supervisory Cooperation and Exchange of Supervisory Information.” The currency of Guyana is
1) Dollar 2) Pound
3) Euro 4) Peso
5) Rufiyaa Show Answer
Ques. : 7   Which country recently launched its first unmanned cargo spacecraft Tianzhou-1 to have a permanently manned space station in the next few years?
1) South Korea 2) Japan
3) China 4) Ukraine
5) Mongolia Show Answer
Ques. : 8   _________ has become the first re-insurer to open an office at India’s first International Financial Services Centre (IFSC) at GIFT City in Gujarat.
1) Hannover Re 2) Swiss Re
3) Munich Re 4) GIC Re
5) None of these Show Answer
Ques. : 9   Nicos Anastasiades is the present President of which of the following countries?
1) Netherlands 2) Cyprus
3) Finland 4) Sweden
5) Mongolia Show Answer
Ques. : 10   Daniel Wanjiru, who won the London Marathon, recently, hails from
1) Jamaica 2) Jordan
3) Uganda 4) Somalia
5) Kenya Show Answer

Friday, 23 June 2017

SIGNAL AND SYSTEM 50 MOST IMPORTANT EXPECTED MCQ WITH SOLUTION FOR VIZAG MT AND BEL PE EXAM 2017

" ( 1 ) Unilateral Laplace Transform is applicable for the determination of linear constant coefficient differential equations with ________
" 1) Zero initial condition
" 2) Non-zero initial condition
" 3) Zero final condition
" 4) Non-zero final condition
" 5) None of these
Answer : 2) Non-zero initial condition
Solution : Unilateral Laplace Transform is applicable for the determination of linear constant coefficient differential equations with Non-zero initial condition
" ( 2 ) Two rectangular waveforms of duration t1 and t2 seconds are convolved. What is the shape of the resulting waveform?
" 1) Triangular
" 2) Trapezoidal
" 3) Rectangular
" 4) Semi-circular
" 5) circular
Answer : 2) Trapezoidal
Solution : If two rectangular waveforms of duration t1 and t2 seconds are convolved. then the shape of the resulting waveform is Trapezoidal.
" ( 3 ) What is the nature of Fourier representation of a discrete & aperiodic signal?
" 1) Continuous & periodic
" 2) Discrete and aperiodic
" 3) Continuous & aperiodic
" 4) Discrete & periodic
" 5) None of these
Answer : 1) Continuous & periodic
Solution : Fourier representation of a discrete & aperiodic signal is Continuous & periodic.
" ( 4 ) Which property of periodic signal in DTFS gets completely clarified / identified by the equation x (n - n0 )?
" 1) Conjugation
" 2) Time Reversal
" 3) Frequency Shifting
" 4) Time Shifting
" 5) None of these
Answer : 4) Time Shifting
Solution : Time Shifting property of periodic signal in DTFS gets completely clarified by the equation x (n - n0 ).
" ( 5) Duality Theorem / Property of Fourier Transform states that _________
" 1) Shape of signal in time domain & shape of spectrum can be interchangeable
" 2) Shape of signal in frequency domain & shape of spectrum can be interchangeable
" 3) Shape of signal in time domain & shape of spectrum can never be interchangeable
" 4) Shape of signal in time domain & shape of spectrum can never be interchangeable
" 5) None of these
Answer : 1) Shape of signal in time domain & shape of spectrum can be interchangeable
Solution : Duality Theorem / Property of Fourier Transform states that Shape of signal in time domain & shape of spectrum can be interchangeable.
" ( 6 ) Which property of fourier transform gives rise to an additional phase shift of -2? ftd for the generated time delay in the communication system without affecting an amplitude spectrum ?
" 1) Time Scaling
" 2) Linearity
" 3) Time Shifting
" 4) Duality
" 5) None of these
Answer : 3) Time Shifting
Solution : Time Shifting property of fourier transform gives rise to an additional phase shift of -2? ftd for the generated time delay in the communication system without affecting an amplitude spectrum
" ( 7 ) Which among the following operations is/are not involved /associated with the computation process of linear convolution?
" 1) Folding Operation
" 2) Shifting Operation
" 3) Multiplication Operation
" 4) Integration Operation
" 5) None of these
Answer : 4) Integration Operation
Solution : Integration Operation is not associated with the computation process of linear convolution.
" ( 8 ) Which type of system response to its input represents the zero value of its initial condition?
" 1) Zero state response
" 2) Zero input response
" 3) Total response
" 4) Natural response
" 5) None of these
Answer : 1) Zero state response
Solution : The zero state response (ZSR), also known as the forced response is the behavior or response of a circuit with initial state of zero. The ZSR results only from the external inputs or driving functions of the circuit and not from the initial state. The ZSR is also called the forced or driven response of the circuit.
" ( 9 ) Which among the following belongs to the category of non-recursive systems?
" 1) Non-causal IIR Systems
" 2) Causal IIR Systems
" 3) Non-causal FIR Systems
" 4) Causal FIR Systems
" 5) None of these
Answer : 4) Causal FIR Systems
Solution : Causal FIR Systems is non-recursive systems.
" ( 10 ) Damped sinusoids are _____
" 1) sinusoid signals multiplied by growing exponentials
" 2) sinusoid signals divided by growing exponentials
" 3) sinusoid signals multiplied by decaying exponentials
" 4) sinusoid signals divided by decaying exponentials
" 5) None of these
Answer : 3) sinusoid signals multiplied by decaying exponentials
Solution : Damped sinusoids are sinusoid signals multiplied by decaying exponentials
" ( 11 ) Under which conditions does an initially relaxed system become unstable ?
" 1) only if bounded input generates unbounded output
" 2) only if bounded input generates bounded output
" 3) only if unbounded input generates unbounded output
" 4) only if unbounded input generates bounded output
" 5) None of these
Answer : 1) only if bounded input generates unbounded output
Solution : only if bounded input generates unbounded output
" ( 12) All causal systems must have the component of
" 1) memory
" 2) time invariance
" 3) stability
" 4) linearity
" 5) None of these
Answer : 1) memory
Solution : All causal systems must have the component of memory
" ( 13 ) A system is said to be defined as non causal, when
" 1) the output at the present depends on the input at an earlier time
" 2) the output at the present does not depend on the factor of time at all
" 3) the output at the present depends on the input at the current time
" 4) the output at the present depends on the input at a time instant in the future
" 5) None of these
Answer : 4) the output at the present depends on the input at a time instant in the future
Solution : A non causal system's output is said to depend on the input at a time in the future.
" ( 314) A time invariant system is a system whose output
" 1) vanishes with a delay in input
" 2) remains same with a delay in input
" 3) decreases with a delay in input
" 4) increases with a delay in input
Answer : 2) remains same with a delay in input
Solution : A time invariant system's output should be directly related to the time of the output. There should be no scaling, i.e. y(t) = f(x(t)).
" ( 15) A system which is linear is said to obey the rules of
" 1) homogeneity
" 2) scaling
" 3) additivity
" 4) both scaling and additivity
" 5) None of these
Answer : 4) both scaling and additivity
Solution : A system is said to be additive and scalable in order to be classified as a linear system.
" ( 16 ) Double integration of a unit step function would lead to
" 1) an impulse
" 2) a parabola
" 3) a ramp
" 4) a doublet
" 5) None of these
Answer : 2) a parabola
Solution : Double integration of a unit step function would lead to a parabola.
" ( 17 ) A signal g(t) = A then g(t) is a
" 1) energy signal
" 2) power signal
" 3) neither energy nor power signal
" 4) insufficient data
" 5) both 1 & 2
Answer : 2) power signal
Solution : A signal g(t) = A then g(t) is a power signal.
" ( 18 ) The Fourier series of an odd periodic function contains
" 1) odd harmonics only
" 2) even harmonics only
" 3) cosine harmonics only
" 4) sine harmonics only
" 5) None of these
Answer : 4) sine harmonics only
Solution : The Fourier series of an odd periodic function contains sine harmonics only
" ( 19 ) As per time displacement theorem in Laplace transformation, displacement in the time domain by T becomes
" 1) division by s in the s domain
" 2) division by e-sT in the s domain
" 3) multiplication by s in the s domain
" 4) multiplication by e-sT in the s domain
" 5) None of these
Answer : 4) multiplication by e-sT in the s domain
Solution : £f(t - T) = e-st F(s).
" ( 20 ) The signal defined by the equations f(t) = 0 for t < 0, f(t) = E for 0 ? t ? a and f(t) = 0 for t > a is
" 1) a step function
" 2) a pulse function
" 3) a shifted step function originating at t = a
" 4) unit step function
" 5) None of these
Answer : 2) a pulse function
Solution : The signal defined by the equations f(t) = 0 for t < 0, f(t) = E for 0 ? t ? a and f(t) = 0 for t > a is a pulse function
" ( 21 ) Which one of the following is correct? Energy of a power signal is
" 1) finite
" 2) zero
" 3) infinite
" 4) between 1 and 2
" 5) None of these
Answer : 3) infinite
Solution : Energy of a power signal is infinite
" ( 22 ) Auto correlation function
" 1) is an even function of t
" 2) is an odd function of t
" 3) may be an even or odd function of t
" 4) is both an odd and even function of t
" 5) None of these
Answer : 1) is an even function of t
Solution : Auto correlation function is an even function of t
" ( 23 ) In RLC circuits the state variables generally selected are
" 1) voltages across capacitors
" 2) currents through resistances and voltages across capacitors
" 3) currents through resistances and capacitances
" 4) currents through inductances and voltages across capacitances
" 5) None of these
Answer : 4) currents through inductances and voltages across capacitances
Solution : In RLC circuits the state variables generally selected are currents through inductances and voltages across capacitances.
" ( 24 ) The theoretical power of white noise is
" 1) infninite
" 2) depend upon frequency of signal
" 3) finite
" 4) zero
" 5) None of these
Answer : 2) depend upon frequency of signal
Solution : The theoretical power of white noise is depend upon frequency of signal
" ( 25 ) If f(t) is an even function, the coefficients Fn in the exponential form of Fourier series
" 1) are real
" 2) are imaginary
" 3) are complex
" 4) may be real or imaginary
" 5) None of these
Answer : 1) are real
Solution : If f(t) is an even function, the coefficients Fn in the exponential form of Fourier series are real
" ( 26 ) For a ______ channel, we need to use the Shannon capacity to find the maximum bit rate.
" 1) noisy
" 2) noiseless
" 3) bandpass
" 4) low-pass
" 5) low rate
Answer : 1) noisy
Solution : For a noisy channel, we need to use the Shannon capacity to find the maximum bit rate.
" ( 27 ) For a ______ channel, the Nyquist bit rate formula defines the theoretical maximum bit rate.
" 1) noisy
" 2) noiseless
" 3) bandpass
" 4) low-pass
" 5) low rate
Answer : 2) noiseless
Solution : For a noiseless channel, the Nyquist bit rate formula defines the theoretical maximum bit rate.
" ( 28 ) Baseband transmission of a digital signal is possible only if we have a ____ channel.
" 1) low-pass
" 2) bandpass
" 3) low rate
" 4) high rate
" 5) None of these
Answer : 1) low-pass
Solution : Baseband transmission of a digital signal is possible only if we have a low-pass channel.
" ( 29 ) The _____ of a composite signal is the difference between the highest and the lowest frequencies contained in that signal
" 1) frequency
" 2) period
" 3) bandwidth
" 4) amplitude
" 5) None of these
Answer : 3) bandwidth
Solution : The bandwidth of a composite signal is the difference between the highest and the lowest frequencies contained in that signal
" ( 30 ) A sine wave in the ______ domain can be represented by one single spike in the _____ domain.
" 1) time; frequency
" 2) frequency; time
" 3) time; phase
" 4) phase; time
" 5) None of these
Answer : 1) time; frequency
Solution : A sine wave in the time domain can be represented by one single spike in the frequency domain.
" ( 31 ) ________is the rate of change with respect to time.
" 1) Amplitude
" 2) Time
" 3) Frequency
" 4) Voltage
" 5) None of these
Answer : 3) Frequency
Solution : Frequency is the rate of change with respect to time.
" ( 32 ) What does the spectral density function of any signal specify?
" 1) Distribution of energy or power
" 2) Consumption of energy or power
" 3) Conservation of energy or power
" 4) Generation of energy or power
" 5) None of these
Answer : 1) Distribution of energy or power
Solution : the spectral density function of any signal specify distribution of energy or power
" ( 33 ) The ESD of a real valued energy signal is always ________
" 1) An even (symmetric) function of frequency
" 2) An odd (non-symmetric) function of frequency
" 3) A function that is odd and half-wave symmetric
" 4) None of the above
Answer : 1) An even (symmetric) function of frequency
Solution : The ESD of a real valued energy signal is always n even (symmetric) function of frequency
" ( 34 ) Where does the maximum value of auto-correlation function of a power signal occur?
" 1) At origin
" 2) At extremities
" 3) At unity
" 4) At infinity
" 5) None of these
Answer : 1) At origin
Solution : At origin the maximum value of auto-correlation function of a power signal occur.
" ( 35 ) What would happen if the value of term [(m-x) / (? ? 2)] increases in the expression of Guassian CDF?
" 1) Complementary error function also goes on increasing
" 2) Complementary error function goes on decreasing
" 3) Complementary error function remains constant or unchanged
" 4) Cannot predict
" 5) None of these
Answer : 2) Complementary error function goes on decreasing
Solution : if the value of term [(m-x) / (? ? 2)] increases in the expression of Guassian CDF Complementary error function goes on decreasing
" ( 36 ) What is the value of an area under the conditional PDF ?
" 1) Greater than '0' but less than '1'
" 2) Greater than '1'
" 3) Equal to '1'
" 4) Infinite
" 5) None of these
Answer : 3) Equal to '1'
Solution : the value of an area under the conditional PDF equal to 1
" ( 37 ) According to Rayleigh's theorem, it becomes possible to determine the energy of a signal by________
" 1) Estimating the area under the square root of its amplitude spectrum
" 2) Estimating the area under the square of its amplitude spectrum
" 3) Estimating the area under the one-fourth power of its amplitude spectrum
" 4) Estimating the area exactly half as that of its amplitude spectrum
" 5) None of these
Answer : 2) Estimating the area under the square of its amplitude spectrum
Solution : According to Rayleigh's theorem, it becomes possible to determine the energy of a signal by Estimating the area under the square of its amplitude spectrum.
" ( 38 ) Where is the ROC defined or specified for the signals containing causal as well as anti-causal terms?
" 1) Greater than the largest pole
" 2) Less than the smallest pole
" 3) Between two poles
" 4) Cannot be defined
Answer : 3) Between two poles
Solution : ROC defined Between two poles for the signals containing causal as well as anti-causal terms.
" ( 39 ) According to the time-shifting property of Laplace Transform, shifting the signal in time domain corresponds to the ______
" 1) Multiplication by e-st0 in the time domain
" 2) Multiplication by e-st0 in the frequency domain
" 3) Multiplication by est0 in the time domain
" 4) Multiplication by est0 in the frequency domain
" 5) None of these
Answer : 2) Multiplication by e-st0 in the frequency domain
Solution : According to the time-shifting property of Laplace Transform, shifting the signal in time domain corresponds to the Multiplication by e-st0 in the frequency domain
" ( 40 ) Which result is generated/ obtained by the addition of a step to a ramp function ?
" 1) Step function of zero slope
" 2) Ramp function of zero slope
" 3) Ramp Function shifted by an amount equal to step
" 4) Step Function shifted by an amount equal to ramp
" 5) None of these
Answer : 3) Ramp Function shifted by an amount equal to step
Solution : Ramp Function shifted by an amount equal to step by the addition of a step to a ramp function.
" ( 41 ) Generally, the convolution process associated with the Laplace Transform in time domain results into________
" 1) Simple multiplication in complex frequency domain
" 2) Simple division in complex frequency domain
" 3) Simple multiplication in complex time domain
" 4) Simple division in complex time domain
" 5) None of these
" ( 42 ) The tree selected for the formation of state equations contains
" 1) all voltage sources
" 2) all capacitors
" 3) all inductors and current sources
" 4) all voltage sources and maximum number of capacitors
" 5) None of these
Answer : 4) all voltage sources and maximum number of capacitors
Solution : The tree selected for the formation of state equations contains all voltage sources and maximum number of capacitors
" ( 43 ) For a second order system, damping ratio ? is such that 0 < ? <. Then the roots of characteristic equation are
" 1) real but not equal
" 2) imaginary
" 3) complex conjugate
" 4) real and equal
" 5) None of these
Answer : 3) complex conjugate
Solution : For a second order system, damping ratio ? is such that 0 < ? <. Then the roots of characteristic equation are complex conjugate
" ( 44 ) The inverse Laplace transform of 1/(s - a)2 is
" 1) eat
" 2) t eat
" 3) t2 eat
" 4) eat/t
" 5) t/eat
Answer : 2) t eat
Solution : The inverse Laplace transform of 1/(s - a)2 is t eat
" ( 45 ) The discrete time system describes by y(n) = x(n2) is
" 1) non-casual, non-linear, time variant
" 2) non-casual, Linear, time invariant
" 3) casual, non-linear, timevari
" 4) casual, Linear, time varying
" 5) casual, Linear, time invariant
Answer : 4) casual, Linear, time varying
Solution : The discrete time system describes by y(n) = x(n2) is casual, Linear and time varying
" ( 46 ) The integral of k u(t) is
" 1) 1/k ?(t)
" 2) k ?(t)
" 3) a ramp of slope 1/k
" 4) a ramp of slope k
" 5) None of these
Answer : 4) a ramp of slope k
Solution : The integral of k u(t) is a ramp of slope k
" ( 47 ) In a complex wave, the negative half of the wave is a reproduction of the positive half wave. Then
" 1) the wave does not contain triple harmonics
" 2) the wave does not contain odd harmonics
" 3) the wave does not contain even harmonics
" 4) the wave contains only fundamental and third harmonic
Answer : 3) the wave does not contain even harmonics
Solution : In a complex wave, the negative half of the wave is a reproduction of the positive half wave. Then the wave does not contain even harmonics
" ( 48 ) Which of the following is/are not a property/properties power spectral density function Sx(?)?
" 1) Sx(?) is real function of ?
" 2) Sx(?) is a even function of ?
" 3) Sx(?) is a odd function of ?
" 4) Sx(?) is non-positive function of ?Sx(?) ? 0 for all ?
" 5) All of the above
Answer : 4) Sx(?) is non-positive function of ?Sx(?) ? 0 for all ?
Solution : Properties of power spectral density function Sx(?):
Sx(?) is real function of ?
Sx(?) is a even function of ?
Sx(?) is a odd function of ?
" ( 49 ) For Ergodic Process
" 1) ensemble Average equal to time Average
" 2) ensemble Average is not equal to time Average
" 3) ensemble Average > Time Average
" 4) ensemble Average < Time Average
" 5) both 1 & 3
Answer : 1) ensemble Average equal to time Average
Solution : For Ergodic Process ensemble Average equal to time Average
" ( 50 ) FIR digital filter having __________ stability than FIR filter.
" 1) good stability
" 2) poor stability
" 3) stability not guarnteed
" 4) poor stability
" 5) None of these
Answer : 1) good stability
Solution : FIR digital filter having good stability stability than FIR filter.

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GOOD NEWS FOR ESE/IES 2018 ASPIRANTS-Indian Skill Development Service(ISDS) Will Be Recruitment 263 Post Through ESE 2018

Good news for aspirants of 2018 engineering services exam Indian government have decided to newly established ISDS recruitment through ESE 2018,These post are additional post than ESE regular post that means this time 263 post will be more for aspirants.
Government issues notification of ‘Indian Skill Development Service’
The Ministry of Skill Development and Entrepreneurship (MSDE) has issued the notification of setting up of Indian Skill Development Services (ISDS). This service has been created for the Training Directorate of the Ministry of Skill Development and Entrepreneurship.
The purpose of instituting a formal service in Group ‘A’ category was initiated almost two years back when the Ministry was formed and the union cabinet approved its creation on October 7, 2015. With notification of this service the skill ecosystem is expected to get strengthened and modernised in line with the current scientific and industrial development in the country.
ISDS will be a Group ‘A’ service where induction will take place through Indian Engineering Service Examination conducted by UPSC. It is an attempt to attract young and talented administrators for Skill Development. The knowledge acquired by the engineers recruited will give new impetus to the initiative of the government to the skill development and also efficient and effective implementation of the schemes. In years to come the ministry will be able to create a workforce of trained skill administrators who will enable us to achieve the goal of increased skilled youths. Administered training is paramount to face big challenge of skilling Indians. Under the leadership of Prime Minister skill development has taken a priority with a hope that Skill India mission will supply huge human resource not only in India but also Internationally. This is a step forward to meet the target of skilling 500 million people by 2022.
The Training Directorate is involved in implementation of various schemes like Craftsmen Training Scheme (CTS) covering 126 trades, Apprenticeship Training Scheme (ATS) covering 259 trades and Skill Development Initiative Scheme (SDIS) for the Modular Employable Skill (MES) covering 578 modules. The Training Directorate also conducts examinations and awards certificates under National Council of Vocational Training (NCVT), they also organise advance skill training supervisory training staff training through its various field institutes spread across country.
The Indian Skill Development Service (ISDS) will have 263 all India posts. The cadre shall comprise of 3 posts at Senior Administrative Grade, 28 posts at Junior Administrative Grade, 120 posts at Senior Time Scale and 112 posts at Junior Time Scale. The Academy for training of the cadre will be National Institute of Skill Development. 

Engineering Services (Preliminary) Examination, 2018  
Date of notification-27.09.2017 
Last Date for receipt of Applications-23.10.2017 
Date of commencement of Pre Exam- 07.01.2018 (SUNDAY)

ANALOG ,DIGITAL AND POWER ELECTRONICS BASIC LEVEL100 IMPORTANT MCQ PDF FOR UPCOMING EXAM 2017

Here we are providing another PDF of Analog,Digital and Power electronics 100 basic level questions and answers.These questions are based on basic level but these have asked many times in various exam.

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ELECTRICAL MACHINE 25 IMPORTANT MCQ PDF FOR UPCOMING EXAM 2017

1. EMF Method is used for calculation of
A)Voltage Regulation   B)Efficiency  C)Losses  D) None of these
ANSWER:A
2. Slip of Induction Motor at Starting
A)0  B)1  C)0.5   D)0.3
ANSWER:B
3. Squirrel Cage Induction Motor is having  
A)High Starting Torque   B) Low Starting Torque 
C) Both A&B   D) None of these
ANSWER:B
4. Slipring Induction Motor is having  
A)High Starting Torque   B) Low Starting Torque 
C) Both A&B   D) None of these
ANSWER:A
5. RMF Means
A) Rotating Motive Force   B) Rotating Magnetic Field 
C) Rotating Mechanical force D) None
ANSWER:B
6. Synchronous Speed (Ns)
A) 120f/P   B) 120P/f   C) Both A&B   D)None of these
ANSWER:A
7. Voltage Regulation is
A)E-V/V B) V-E/V C) E-V/E D)V-E/E
ANSWER:A
8. Slip of Induction motor
A)Ns-Nr/Ns   B)Nr-Ns/Ns   C) Ns-Nr/Nr   D) None of these
ANSWER:A
9. Three Phase Slip ring Induction motor rotor is having
A) Three phase winding   B) Single Phase winding  
C) Two Phase winding D) None of these
ANSWER:A
10.Three Phase Squirrel cage Induction motor rotor is having
A) Three phase winding   B) Single Phase winding
C) Two Phase winding D)Short Circuited Copper Bars
ANSWER:D
11. Induction motor Stator Voltage control method is used for
A) Speed control B) Frequency Control C) Both A&B D) None of these
ANSWER:A
12.Three phase Induction motor stator is of
A) 3-phase supply B) 1-phase Supply   C) Both A&B   D) None of these
ANSWER:A
13. Induction Motor operates on the principle of  
A)Induction B) Conduction   C) Both A&B   D) None of these
ANSWER:A
14. Motor is a machine which converts
A) Mechanical Energy into Electrical Energy  B) Electrical Energy into Mechanical Energy
C) Both A&B   D) None of these
ANSWER:B
15. Generator  is a machine which converts
A) Mechanical Energy into Electrical Energy  B) Electrical Energy into Mechanical Energy
C) Both A&B   D) None of these
ANSWER:A
16. Efficiency means
A) Output Power /Input power B)Input Power/Output Power
C) Both A&B   D) None of these
ANSWER:A
17. Core Losses are
A) Hysteresis loss  B) Eddy Current Loss  C) Both A&B   D) None of these
ANSWER:C
18. Copper Losses are
A) I2R Losess   B) Constant Losess  C) Both A&B   D) None of these
ANSWER:A
19. Mechanical Losses are
A)core losses  B) Friction & Windage losses  
C) Both A&B   D) None of these
ANSWER:B
20.External Resistance is observed in
A) Squirrel Cage Induction Motor B) Slip Ring Induction Motor
C) Both A&B   D) None of these
ANSWER:B
21. What is the synchronous speed when F=60Hz,   P=6  
A)1000 RPM   B)  1100 RPM  C) 1200 RPM  D)1300RPM
ANSWER:C
22. What is slip  when  Ns=1200RPM , Nr=1000RPM  
A)0.15   B)0.16   C)0.17   D)  0.18
ANSWER:B
23. What is the value of frequency when Ns=1000 RPM , P=6
 A)30Hz B)40Hz C)50Hz  D)60Hz
ANSWER:C
24. What is the value of  Nr when S=0.6, Ns=1000RPM  
 A)400 RPM  B)500 RPM   C)600 RPM  D)700RPM
ANSWER:A
25. Slip When Nr=Ns
A)1   B)0  C)0.5  D)0.4
ANSWER:B

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QUIZ OF DAY-23/06/2017 GK & CURRENT AFFAIRS

Ques. : 1   Which state govt has launched a mobile-based application ‘Kilkari’ to create awareness about the importance of ante and post natal care, institutional delivery and immunisation?
1) Punjab 2) Haryana
3) Himachal Pradesh 4) Gujarat
5) Rajasthan Show Answer
Ques. : 2   The small finance banks (SFBs) are mandated to open what per cent of branches in unbanked areas?
1) 05 per cent 2) 15 per cent
3) 10 per cent 4) 25 per cent
5) 20 per cent Show Answer
Ques. : 3   India is planning to procure Spike anti-tank missiles for the Indian Army from which of the following countries?
1) Russia 2) US
3) Sweden 4) Israel
5) France Show Answer
Ques. : 4   The 2022 Asian Games are scheduled to be held from 10-25 Sep in
1) Palembang, Indonesia 2) Hangzhou, China
3) Busan, South Korea 4) Doha, Qatar
5) Incheon, South Korea Show Answer
Ques. : 5   Togrog is the currency of which of the following countries?
1) Malaysia 2) Mongolia
3) Venezuela 4) Cambodia
5) Zambia Show Answer
Ques. : 6   Who among the following won the men's singles title of 2017 Monte Carlo Masters Tennis tournament?
1) Albert Vinolas 2) Stan Wawrinka
3) Rafael Nadal 4) Milos Raonic
5) Andy Murray Show Answer
Ques. : 7   _________ will infuse Rs 406.9 cr in IDBI Bank increasing its stake to 14.25 per cent in the state-owned lender.
1) UTI 2) Kotak Mahindra Bank
3) SBI 4) LIC of India
5) ITC Ltd Show Answer
Ques. : 8   Rohan Bopanna recently lifted the men's doubles crown of the 2017 Monte Carlo Masters Tennis tournament with his partner
1) Marcin Matkowski 2) Jeevan Nedunchezhiyan
3) Marc Lopez 4) Feliciano Lopez
5) Pablo Cuevas Show Answer
Ques. : 9   The govt has extended the date of declarations about tax payment and deposits under the PMGKY till 10 May 2017. In the term PMGKY, the letter ‘G’ stands for
1) Garib 2) Grameen
3) Gruha 4) Godhan
5) Grihasth Show Answer
Ques. : 10   The govt has made it mandatory for the metro rail companies to procure minimum _______ of train cars and _______ of critical equipment from within the country.
1) 25 per cent, 75 per cent 2) 60 per cent, 40 per cent
3) 80 per cent, 20 per cent 4) 75 per cent, 25 per cent
5) 40 per cent, 60 per cent Show Answer

BSNL TTA (JE) 2016 NEW UPDATE 23/06/217

BSNL head recruitment department again asked to all circle to submit status of vacant posts,they have issued latter to all circle to how many candidate have left DV and how many new candidate required.
See full details in figure,By this we can expect that new list of fresh candidate will be\publish in July 1st week.