Which of the following is the analogous quantity for mass element in force-voltage analogy? Inductance. All of these Resistance. Capacitance. TRUE ANSWER : ? YOUR ANSWER : ?
The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the final value? 0 1/4 3/5 1 TRUE ANSWER : ? YOUR ANSWER : ?
A function of one or more variables which conveys information about the nature of physical phenomenon is called system. interference. noise. signal. TRUE ANSWER : ? YOUR ANSWER : ?
The transfer function of a phase lead compensator is given by: G(s) = (1 + 3Ts)/(1 + Ts) where T>0. What is the maximum phase shift provided by such a compensator? 90° 60° 30° 45° TRUE ANSWER : ? YOUR ANSWER : ?
A lead compensator used for a closed loop controller has the following transfer function For such a lead compensator b < a. a < b. a < kb. a > kb. TRUE ANSWER : ? YOUR ANSWER : ?
Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as over damped system. under damped system. critically damped system. undamped system. TRUE ANSWER : ? YOUR ANSWER : ?
A system is stable for (where GM = Gain Margin and PM = Phase Margin): GM and PM both +ve. GM and PM both -ve. PM - ve. GM -ve. TRUE ANSWER : ? YOUR ANSWER : ?
Given the transfer function of a system. Which of the following characteristics does it have? any of the above Over damped Critical damped Under damped TRUE ANSWER : ? YOUR ANSWER : ?
Number of sign changes in the entries in 1st column of Routh array denotes the no. of open loop zeroes in RHP. roots of characteristic polynomial in RHP. zeroes of system in RHP. open loop poles in RHP. TRUE ANSWER : ? YOUR ANSWER : ?
A transfer function is given as The steady state sinusoidal response will become zero at a frequency response of 9 rad/s 2 rad/s 3 rad/s 4 rad/s TRUE ANSWER : ? YOUR ANSWER : ?