The Node-Voltage Method and Dependent Sources and Some Special Cases MCQ’s

Electric Circuits Electronics & Communication Engineering

This set of Electric Circuits Multiple Choice Questions & Answers (MCQs) focuses on “The Node-Voltage Method and Dependent Sources and Some Special Cases”.

1. If there are n nodes, then how many node-voltage equations are required?
a) n
b) n+1
c) n-1
d) 1

2. Find VA and VB using Node-Voltage method in the given circuit.

electric-circuits-questions-answers-node-voltage-dependent-sources-q3

a) 2.5V, 3.6V
b) 2.87V, 3.25V
c) 2.65V, 3.47V
d) 3.15V, 2.76V

3. Nodal analysis is mainly based on __________
a) KCL
b) KVL
c) Wheatstone bridge principle
d) Faraday’s electric laws

4. A supernode is between _____________
a) Essential node and reference node
b) Two reference nodes
c) Two essential nodes
d) Essential node and neutral path

5. Find all the node voltages in the given circuit containing dependent sources.

electric-circuits-questions-answers-node-voltage-dependent-sources-q6

a) 10V, 20V, 30V, 40V
b) 15V, 25V, 32V, 45V
c) 10V, -20V, 30V, -40V
d) -15V, 25V, -35V, 45V

6. If there are 5 nodes then the no of nodal equations are ___________
a) 5
b) 0
c) 1
d) 4

7. Find V3 in the circuit given below.

electric-circuits-questions-answers-node-voltage-dependent-sources-q5

a) 4.833V
b) 2.616V
c) -4.833V
d) -2.616V

8. What is the voltage at 2nd terminal in the given circuit?

electric-circuits-questions-answers-node-voltage-dependent-sources-q7

a) 132.57V
b) 137.25V
c) 173.25V
d) 123.57V

9. If there are (N-2+3) Node-Voltage equations then the number of nodes in the circuit are __________
a) N+2
b) N+1
c) N
d) N-1

10. If there are 9 nodes, then how many node-voltage equations are required?
a) 9
b) 10
c) 8
d) 1

11. The reference node is also known as __________
a) Essential node
b) Principle node
c) Datum node
d) Neutral node

12. There are 13 branches in a complicated network and nearly 8 nodes. How many equations are required to solve the circuit in node-voltage method?
a) 7
b) 13
c) 5
d) 6

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