Control Systems The unit impulse response of second order system is 1/6 * e-0.8t sin(0.6t). THen the natural frequency is 1 rad/s 0.8 rad/s 0.6 rad/s 2 rad/s 1 rad/s 0.8 rad/s 0.6 rad/s 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is 20 log2ξ 10 logξ -20 log2ξ -10 logξ 20 log2ξ 10 logξ -20 log2ξ -10 logξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems 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 could be unbounded. always bounded. tends to zero. none of these. could be unbounded. always bounded. tends to zero. none of these. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the response y(t) of a casual LTI system described by H(s) = (s+1)/(s²+2s+2) for a given input x(t) = e-t u(t)? e-t tant*u(t) e-t cost*u(t) e-t cott*u(t) e-t sint*u(t) e-t tant*u(t) e-t cost*u(t) e-t cott*u(t) e-t sint*u(t) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer functions of two compensators are given below. Which one is correct? which one is correct? C1 is a lag compensator and C2 i Both C1 and C2 are lead compensator. Both C1 and C2 are lag compensator. C1 is a lead compensator and C2 i C1 is a lag compensator and C2 i Both C1 and C2 are lead compensator. Both C1 and C2 are lag compensator. C1 is a lead compensator and C2 i ANSWER DOWNLOAD EXAMIANS APP
Control Systems Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be c(t).u(t-1) c(t)u(t) c(t-1).u(t-1) c(t-1).u(t) c(t).u(t-1) c(t)u(t) c(t-1).u(t-1) c(t-1).u(t) ANSWER DOWNLOAD EXAMIANS APP