Circuit Elements and Kirchhoff’s Laws MCQ’s

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This set of Network Theory Multiple Choice Questions & Answers (MCQs) focuses on “Circuit Elements and Kirchhoff’s Laws”.

1. The circuit in which current has a complete path to flow is called ______ circuit.
a) short
b) open
c) closed
d) open loop

2. If the voltage-current characteristics is a straight line through the origin, then the element is said to be?
a) Linear element
b) Non-linear element
c) Unilateral element
d) Bilateral element

3. Potential difference in electrical terminology is known as?
a) Voltage
b) Current
c) Resistance
d) Conductance

4. The voltage across R1 resistor in the circuit shown below is?

network-theory-questions-answers-circuit-kirchhoff-laws-q4

a) 10
b) 5
c) 2.5
d) 1.25

5. How many types of dependent or controlled sources are there?
a) 1
b) 2
c) 3
d) 4

6. If the resistances 1Ω, 2Ω, 3Ω, 4Ω are parallel, then the equivalent resistance is?
a) 0.46Ω
b) 0.48Ω
c) 0.5Ω
d) 0.52Ω

7. The energy stored in the inductor is?
a) Li²/4
b) Li²/2
c) Li²
d) Li²/8

8. Find the voltage Vx in the given circuit.

network-theory-questions-answers-circuit-kirchhoff-laws-q7

a) 10
b) 20
c) 30
d) 40

9. Find total current(mA) in the circuit.

network-theory-questions-answers-circuit-kirchhoff-laws-q9

a) 1
b) 2
c) 3
d) 4

10. If the resistances 3Ω, 5Ω, 7Ω, 9Ω are in series, then their equivalent resistance(Ω) is?
a) 9
b) 20
c) 24
d) 32

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