# Poles and Zeros of Network Functions MCQ’s

This set of Network Theory Multiple Choice Questions & Answers (MCQs) focuses on “Poles and Zeros of Network Functions”.

1. The coefficients of the polynomials P (S) and Q (S) in the network function N (S) are ________ for passive network.

a) real and positive

b) real and negative

c) complex and positive

d) complex and negative

2. The zeros in the transfer function are denoted by?

a) 3

b) 2

c) 1

d) 0

3. The scale factor is denoted by the letter?

a) G

b) H

c) I

d) J

4. The poles in the transfer function are denoted by?

a) x

b) y

c) z

d) w

5. The N (S) becomes ________ when s is equal to any of the poles.

a) ∞

b) 0

c) 1

d) 2

6. If the poles or zeros are repeated, then the function is said to be having __________ poles or ________ zeros.

a) multiple, multiple

b) simple, simple

c) multiple, simple

d) simple, multiple

7. The network function N (S) becomes _________ when s is equal to anyone of the zeros.

a) 1

b) 2

c) 0

d) ∞

8. If the poles or zeros are not repeated, then the function is said to be having __________ poles or ________ zeros.

a) simple, multiple

b) multiple, simple

c) simple, simple

d) multiple, multiple

9. If the number of zeros (n) are greater than the number of poles (m), then there will be _________ number of zeros at s = ∞.

a) n

b) m

c) n-m

d) n+m

10. If the number of poles (m) are greater than the number of zeros (n), then there will be _________ number of zeros at s = ∞.

a) m+n

b) m-n

c) m

d) n