87.

A Non-linear system is characterized by :
(ಗಿ) Multiple equilibrium points (B) Non generation of limit cycle
(C) Independed of input signal (D) Independed of initial conditions

Choose the incorrect statement with sampling process :
(A) Sampling frequency should be at least 2 times the highest frequency in the signal
(B) Sampling intreduces app.mx.lm'ntely a delay ‏زه‎ 2
(C) Pre-filters are used before sampling of the signal to be processed
(D) Increase in the sampling frequency increases the atability margin

PID controller introduces :
(8) One pole and one zero (8) One pole and two zeros
(C) Two poles and one zero (D) No pales and zeros

The effect of addition of a ‘zero’ to the system is :
(५) To push the root-locus towards the right side of §-plane
(8) To reduce the gain of the system
(C) Tointroduce a delay in the system response
(D) To reduce the stable range of operation of the system

Positive feedback is used in :
(ಗಿ) Furnace temperature control (B) Liquid flow control
(C) Speed control of motor (D) Phase shift oscillator
Tunnel diode :
(ക) is a reverse recovery diode (B) is a power diode
(0) 888 11886 600178 (D) has heavy doping
The @ and ‏٥٥ہ م‎ transistor are related to each other as :
ಖ ಕ್‌ೆ ര ടട
1-௭ 1-௪
=. 116
(0) ത നത ൦ 1-7
17 063/2016

[௩7.01