Explore topic-wise MCQs in Network Theory.

This section includes 28 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the value of the current I?

A. 8A
B. 7A
C. 6A
D. 5A
Answer» B. 7A
2.

KCL can be applied for __________

A. Planar networks
B. Non-planar networks
C. Both planar and non-planar
D. Neither planar nor non-planar
Answer» D. Neither planar nor non-planar
3.

KCL is applied at _________

A. Loop
B. Node
C. Both loop and node
D. Neither loop nor node
Answer» C. Both loop and node
4.

KCL deals with the conservation of?

A. Momentum
B. Mass
C. Potential Energy
D. Charge
Answer» E.
5.

Find the value of i2, i4 and i5 if i1=3A, i3=1A and i6=1A.

A. 2,-1,2
B. 4,-2,4
C. 2,1,2
D. 4,2,4
Answer» B. 4,-2,4
6.

Calculate the value of I3, if I1= 2A and I2=3A.

A. -5A
B. 5A
C. 1A
D. -1A
Answer» B. 5A
7.

Calculate the current across the 20 ohm resistor.

A. 20A
B. 1A
C. 0.67A
D. 0.33A
Answer» E.
8.

Calculate the current A.

A. 5A
B. 10A
C. 15A
D. 20A
Answer» D. 20A
9.

Find the value of v if v1=20V and value of current source is 6A.

A. 10V
B. 12V
C. 14V
D. 16V
Answer» C. 14V
10.

Find the current through the branch containing resistance R3.

A. 2A
B. 3.25A
C. 2A
D. 2.75A
Answer» E.
11.

Determine the current if a 20 coulomb charge passes a point in 0.25 seconds.

A. 10 A
B. 20 A
C. 2 A
D. 80 A
Answer» E.
12.

Kirchhof’s current law can be mathematically stated as ___________

A. ∑k=0n I = 0
B. i2∑k=0n I = 0
C. i∑k=0n I = 0
D. none of the mentioned
Answer» B. i2∑k=0n I = 0
13.

Find the current i3 in the circuit shown below.

A. 2A
B. 1A
C. 3A
D. 0.5A
Answer» D. 0.5A
14.

Determine the current through the resistor R3 shown in the figure using KCL.

A. 25mA
B. 10mA
C. 20mA
D. 35mA
Answer» B. 10mA
15.

For the circuit below , find the voltage across 5Ω resistor and the current through it.

A. 1.93 V
B. 2.83 V
C. 3.5 V
D. 5.7 V
Answer» C. 3.5 V
16.

Determine the current in all resistors in the circuit shown below.

A. 2A, 4A, 11A
B. 5A, 4.8A, 9.6A
C. 9.3A, 20.22A, 11A
D. 10.56A, 24.65A, 14.79A
Answer» E.
17.

Kirchhoff’s current law is applied at ___________

A. loops
B. nodes
C. both loop and node
D. none of the mentioned
Answer» C. both loop and node
18.

The current law represents a mathematical statement of fact that ___________

A. voltage cannot accumulate at node
B. charge cannot accumulate at node
C. charge at the node is infinite
D. none of the mentioned
Answer» C. charge at the node is infinite
19.

Kirchhoff’s Current law is based on the law of conservation of ___________

A. energy
B. momentum
C. mass
D. charge
Answer» E.
20.

KIRCHHOF‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_CURRENT_LAW_CAN_BE_MATHEMATICALLY_STATED_AS_:?$#

A. ‚àë<sub>k=0</sub><sup>n</sup> I = 0
B. i<sup>2</sup>‚àë<sub>k=0</sub><sup>n</sup> I = 0
C. i‚àë<sub>k=0</sub><sup>n</sup> I = 0
D. none of the mentioned
Answer» E.
21.

KCL_CAN_BE_APPLIED_FOR___________?$

A. Planar networks
B. Non-planar networks
C. Both planar and non-planar
D. Neither planar nor non-planar
Answer» D. Neither planar nor non-planar
22.

Determine_the_current_if_a_20_coulomb_charge_passes_a_point_in_0.25_seconds$

A. 10 A
B. 20 A
C. 2 A
D. 80 A
Answer» E.
23.

KCL is applied at ________?

A. Loop
B. Node
C. Both loop and node
D. Neither loop nor node
Answer» C. Both loop and node
24.

25mA

A. 10mA
B. 20mA
C. 35mA
Answer» D.
25.

What is the value of current if a 50C charge flows in a conductor over a period of 5 seconds?

A. 5A
B. 10A
C. 15A
D. 20A
Answer» C. 15A
26.

Kirchhoff’s current law is applied at$

A. loops
B. nodes
C. both loop and node
D. none of the mentioned
Answer» C. both loop and node
27.

The current law represents a mathematical statement of fact that

A. voltage cannot accumulate at node
B. charge cannot accumulate at node
C. charge at the node is infinite
D. none of the mentioned
Answer» C. charge at the node is infinite
28.

Kirchhoff’s Current law is based on law of conservation of

A. energy
B. momentum
C. mass
D. charge
Answer» E.