Control Systems Which of the following is/are the disadvantages of an open loop control system? Inaccurate. None of these Unreliable. both 1 and 2. Inaccurate. None of these Unreliable. both 1 and 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function for tachometer E(S)/θ(S) is K KS2 KS K/S K KS2 KS K/S 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 C1 is a lead compensator and C2 i Both C1 and C2 are lag compensator. Both C1 and C2 are lead compensator. C1 is a lag compensator and C2 i C1 is a lead compensator and C2 i Both C1 and C2 are lag compensator. Both C1 and C2 are lead compensator. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a transfer function H (s) = P(s) / Q(s), where P (s) and Q (s) are polynomials in s. Then the degree of P (s) and Q (s) are same. the degree of P (s) is always greater than the degree of Q (s). maximum degree of P (s) and Q (s) differ at most by one. degree of P (s) is independent of degree of Q (s). the degree of P (s) and Q (s) are same. the degree of P (s) is always greater than the degree of Q (s). maximum degree of P (s) and Q (s) differ at most by one. degree of P (s) is independent of degree of Q (s). ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1? ω1 = cot(Tω1) Tω1 = cot(ω1) Tω1 = tan(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = cot(ω1) Tω1 = tan(ω1) ω1 = tan(Tω1) 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-1).u(t-1) c(t)u(t) c(t).u(t-1) c(t-1).u(t) c(t-1).u(t-1) c(t)u(t) c(t).u(t-1) c(t-1).u(t) ANSWER DOWNLOAD EXAMIANS APP
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