Transfer function of a control system depends on nature of output. initial conditions of input and output. nature of input. system parameters alone. TRUE ANSWER : ? YOUR ANSWER : ?
Force balancing equation for elastic element (K) is (where, x = displacement) K *x K d2x/dt2 None of these K dx/dt TRUE ANSWER : ? YOUR ANSWER : ?
Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/4 rad/s 2 rad/s 1/2 rad/s 4 rad/s TRUE ANSWER : ? YOUR ANSWER : ?
For the polynomial , number of roots which lie in the right half of s-plane is 3 4 2 1 TRUE ANSWER : ? YOUR ANSWER : ?
None of the poles of a linear control system lie in the right half of s plane. For a bounded input, the output of this system tends to zero. none of these. could be unbounded. always bounded. TRUE ANSWER : ? YOUR ANSWER : ?
For a unity feedback control system open loop transfer function then velocity error constant is 0. infinity. 10. 50. TRUE ANSWER : ? YOUR ANSWER : ?
Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as over damped system. under damped system. undamped system . critically damped system. TRUE ANSWER : ? YOUR ANSWER : ?
Time taken for the response to rise from zero to 100 % for very first time is called Peak time. Settling time. Delay time. Rise time. TRUE ANSWER : ? YOUR ANSWER : ?
The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is 100 sec 4 sec 10 sec 400 sec TRUE ANSWER : ? YOUR ANSWER : ?
The unit step response of the system is 1 - e-t(1+t). Which is the system? unstable oscillatory critically stable stable TRUE ANSWER : ? YOUR ANSWER : ?