A. 1/(T2s2 + 2ξTs + 1)
B. 1/(T2s2 + 2Ts + 1)
C. 1/(T2s2 + 2ξT + 1)
D. None of these
Related Mcqs:
- In a closed loop system, the process to be controlled is an integrating process with transfer function 1/2s. The controller proposed to be used in an integral controller with transfer function 1/T1s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit__________________?
A. Overdamped response
B. Underdamped response
C. Undamped response
D. Unstable response - For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?
A. Product
B. Ratio
C. Sum
D. Difference - The second order system with the transfer function 4/(s2 + 2s + 4) has a damping ratio of ___________________?
A. 2.0
B. 0.5
C. 1.0
D. 4.0 - The transfer function of a first order system is______________?
A. 1/(Ts + 1)
B. 1/Ts
C. s/(Ts + 1)
D. None of these - A system with transfer function [(2S/4S) + 1] is of _____________ order?
A. Zero
B. 1st
C. 2nd
D. 3rd - Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1) ?
A. w = 1/√14, Kc = 45/7 √14
B. w = √(7/6), Kc = 46/3
C. w = 1, Kc = 13
D. w = √(7/8), Kc = 45/4 - The initial value (t = 0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is__________________?
A. 0
B. ½
C. 1
D. 2 - Characteristic equation is the denominator of ____________ loop transfer function?
A. Open
B. Closed
C. Both A. and B.
D. Neither A. nor B. - Which of the systems having the following transfer function is stable ?
A. 1/(S2 + 2)
B. 1/(S2 – 2S + 3)
C. 1/(S2 + 2S + 2)
D. exp (-20 S)/(S2 + 2S – 1) - The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches ___________________?
A. -1
B. 0
C. 1
D. ∞
