Electronics and Communication Engineering - Networks Analysis and Synthesis

Exercise :: Networks Analysis and Synthesis - Section 20
1.
Substitution theorem applies to

A.
Linear network B.
Non linear network C.
Linear time invariant network D.
Any network

Answer: Option C

Explanation:

2.
In figure, i = I_{m} sin ωt . If v = 0, ω =

Answer: Option A

Explanation:

3.
An R-L circuit has an initial current of 5 A. In the s -domain equivalent circuit, the voltage source to take into account the initial current has a strength of

A.
5L volts B.
5/L volts C.
5L^{2} volts D.
5/L^{2} volts

Answer: Option A

Explanation:

4.
A function f (t ) = k is

A.
stable B.
marginal stable C.
unstable D.
none

Answer: Option B

Explanation:

5.
Transient current in a loss free LC circuit when excited from an ac source is an __________ sine wave.

A.
undamped B.
over damped C.
under damped D.
critically damped

Answer: Option C

Explanation: