A. 1
B. 2
C. 3
D. 4
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 - The open loop transfer function of a process is K [{(s + 1) (s + 4)}/{(s + 2) (s + 3)}]. In the root locus diagram, the poles will be at ___________________?
A. -1, -4
B. 1, 4
C. -2, -3
D. 2, 3 - The characteristic equation for the control system with a closed loop transfer function G1/1 + G2 is given by 1 + G2 = 0. The characteristic equation for the control system_________________?
A. Depends only upon the open loop transfer function
B. Determines its stability
C. Is the same for set point or load changes
D. All A , B & C. - In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is_____________?
A. G/(1 + H)
B. H/(1 + G)
C. G/H
D. H/G - 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. ∞ - Characteristic equation is the denominator of ____________ loop transfer function?
A. Open
B. Closed
C. Both A. and B.
D. Neither A. nor B. - ____________ stability method uses open loop transfer function?
A. Nyquist
B. Mikhailov
C. Ruth
D. None of these - The open loop transfer function of a control system is KR/(1 + TS). This represents ______________?
A. A first order system
B. Dead time system
C. A first order time lag
D. A second order system - Bode stability method uses ____________ loop transfer function?
A. Open
B. Closed
C. Either A. or B.
D. Neither A. nor B. - Routh stability method uses ______________ loop transfer function?
A. Open
B. Closed
C. Either A. or B.
D. Neither A. nor B.
