61. The quantization noise power Nš (Mean squared value) of the quantization error, with usual notation will be:

**Answer: (d)**

(a) š = 0.30 š +0.59 šŗ +0.11 šµ

(b) š = 0.60 š +0.28 šŗ +0.12 šµ

(c) š = 0.50 š +0.25 šŗ +0.25 šµ

(d) š = 0.30 š +0.60 šŗ +0.1 šµ

**Answer: (a)**

(a) ASK

(b) PSK

(c) PCM

(d) FSK

**Answer: (d)**

(a) 05 MHz

(b) 10 MHz

(c) 30 MHz

(d) 60 MHz

**Answer: (b)**

(a) šæ(š” )=šš¢(š” )/dt

(b) šæ(š” )= š¢(š” )+š¢(2š” −1)

(c) šæ(š” )=∫š¢(š” )št

(d) šæ(š” )=2.š¢(š” )

**Answer: (a)**

(a) Linear systems only

(b) Non-linear systems only

(c) Both linear and non-linear systems

(d) Time-invariant as well as time varying systems

**Answer: (a)**

The breakaway point of root locus of the system at š will be:

(a) 1

(b) −1

(c) 1/2

(d) −1/2

**Answer: (d)**

The value of š¾ for which the system is on the verge of instability will be:

(a) 8

(b) 12

(c) 14

(d) 16

**Answer: (a)**

(b) 10

(c) 15

(d) 20

**Answer: (b)**

(a) Lag

(b) Lead

(c) Lag-lead

(d) All of these

**Answer: (b)**

## 0 comments:

## Post a Comment