Electronics and Communication Engineering - Networks Analysis and Synthesis

1.

Assertion (A): Laplace transform of f(t) = e-at sin ωt is

Reason (R): If Laplace transform of f(t) is F(s), then Laplace transform of e-at f(t) is F(s + a).

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not the correct explanation of A
A is true but R is false
A is false but R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
A series RLC circuit is overdamped when
R is infinite
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
The function (s + 2) (s + 4)/[(s + 1)(s + 3)]
is a reactance function
is an RC function
may be a reactance function or an RC function
may be RC function or an RL function
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
In figure, V1 = 40 V when R = 10 Ω, if R = 0, V2 will be
40 V
30 V
20 V
10 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
The series element of a band stop filter is
capacitive
inductive
parallel combination of L and C
series combination of L and C
Answer: Option
Explanation:
No answer description is available. Let's discuss.