ELECTRIC CIRCUITS QUIZ

Current locus is obtained by which of the following?

Varying any one of the circuit element

Either of these

None of these

Varying source frequency

TRUE ANSWER : ?
YOUR ANSWER : ?

An electric field can deflect

x-rays.

alpha particles.

neutrons.

gamma-rays.

TRUE ANSWER : ?
YOUR ANSWER : ?

The mass of a proton is

1.602 × 10 - 19 Kg.

1.675 × 10 - 27 Kg.

1.672 × 10 - 27 Kg.

1.609 × 10 - 31 Kg.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which quantity consists of a unit 1KWh ?

Time

Power

Energy

Charge

TRUE ANSWER : ?
YOUR ANSWER : ?

For the circuit given in the figure the power delivered by the 2 V source is given by

- 2 W.

4 W.

2 W.

- 4 W.

TRUE ANSWER : ?
YOUR ANSWER : ?

What is Va in the below circuit?

(6R + 10) / 3.

(3R + 10) / 3.

(6R - 10) / 3.

(4R + 10) / 3.

TRUE ANSWER : ?
YOUR ANSWER : ?

Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as

Zsc/Zoc

Zsc-Zoc

Zsc+Zoc

(Zsc . Zoc)½

TRUE ANSWER : ?
YOUR ANSWER : ?

From the circuit diagram shown in question 1 find the maximum power transferred to the load.

15.247 W.

4.547 W.

1.875 W.

9 W.

TRUE ANSWER : ?
YOUR ANSWER : ?

A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is

50 A.

8.85 A.

zero.

5 A.

TRUE ANSWER : ?
YOUR ANSWER : ?

In the given figure the value of the source voltage is

30 V.

44 V.

12 V.

24 V.

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YOUR ANSWER : ?

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