ONLINE MCQ EE-RESISTANCE AND OHM`S LAW 7

Q61. Two resistors R1 and R2 give combined resistance of 4.5 ω when
in series and 1 ω when in parallel, the resistances are
 A.  2 ω and 2.5 ω  B.  1 ω and 3.5 ω
 C.  1.5 ω and 3 ω  D.  4 ω and 0.5 ω

 

Q62. Twelve 1 ω resistance are used as edges to form a cube. The
resistance between two diagonally opposite corners of the cube is
 A.  5/6 ω  B.  1 ω
 C.  6/5 ω  D.  3/2 ω

 

Q63. How are 500 ω resistors connected so as to give an effective
resistance of 750 ω ?
 A.  Three resistors of 500 ω each, in parallel  B.  Three resistors of 500 ω each, in series.
 C.  Two resistors of 500 ω each, in parallel.  D.  Two resistors of 500 ω each, in parallel and the combination
in series with another 500 ω resistor.

 

Q64. A network consists of linear resistors and ideal voltage source. If
the value of the resistors are doubled, then voltage across each
resistor is
 A.  halved.  B.  doubled.
 C.  increased four lines.  D.  not changed.

 

Q65. Three resistances each of R ω are corrected to form a triangle. The
resistance between any two terminals will be
 A.  R ω  B.  3/2 R ω
 C.  3 R ω  D.  2/3 R ω

 

Q66. For determining the polarity of the voltage drop across a resistor,
it is necessary to know the
 A.  value of resistor.  B.  value of current.
 C.  direction of current flowing through the resistor.  D.  value of emf in the circuit.

 

                       Part 1 Part 2 Part 3  Part 4   Part 5  Part 6  Part 7
सामान्य ज्ञान-पद्म विभूषण,पद्म भूषण,पद्म श्री सम्मान 2017
ONLINE MCQ EE-RESISTANCE AND OHM`S LAW 6

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