# Category: ONLINE MCQ EE AND ECE

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 10

1. The peak value of a sine wave is 200 V. Its average value is (A) 127.4 V (B) 141.4 V (C) 282.8 V (D) 200 V Correct Answer …

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 9

1. All definitions of power factor of a series R-L-C circuit are correct except (A) Ratio of net reactance and impedance (B) Ratio of kW and kVA (C) Ratio …

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 8

1. For the same peak value, which of the following wave has the least mean value? (A) Half wave rectified sine wave (B) Triangular wave (C) Sine wave (D) Square …

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 7

1. A pure capacitor connected across an A.C. voltage consumed 50 W. This is due to (A) The capacitive reactance in ohms (B) The current flowing in capacitor (C) …

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 6

1. In a series L-C circuit at the resonant frequency the (A) Current is maximum (B) Current is minimum (C) Impedance is maximum (D) Voltage across C is minimum …

## ONLINE MCQ EE AND ECE-A.C. Fundamentals, Circuits and Circuit Theory Part 5

1. The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is (A) 4 kVAR (B) …

## ONLINE MCQ EE AND ECE-Measurements and Instrumentation Part 13

The major advantage of electromagnet type meter over a permanent magnet meter is A.  The electromagnet meter costs much less B.  The permanent magnet meter has a more sluggish …

## ONLINE MCQ EE AND ECE-Measurements and Instrumentation Part 12

An oscilloscope cannot be used to indicate A.  Frequency B.  Peak signal voltage C.  Energy D.  Wave shape Ans: C Answer In two watt meter method of power measurement, …

## ONLINE MCQ EE AND ECE-Measurements and Instrumentation Part 11

Consider the following statements: 1. The main shortcomings of diaphragms are that they are prone to shock vibrations.2. Diaphragms have the advantages of high accuracy and good dynamic response3. …

## ONLINE MCQ EE AND ECE-Measurements and Instrumentation Part 10

A hot-wire ammeter A. Can measure ac as well as dc B. Registers current changes very fast C. Can indicate very low voltages D. Measures electrical energy Ans: A …