Process Control and Instrumentation Which of the systems having following transfer functions is stable? Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following controllers has maximum offset? P-I-D controller P-controller P-D controller P-I controller P-I-D controller P-controller P-D controller P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The Laplace transform of exp(at), where a > 0, is defined only for the Laplace parameter, s > a since The function is exponential The Laplace transform of integral of exp(at) has finite values only for s > a The Laplace transform integral of exp(at) has initial values only for s > a The function exp(at) is piece-wise continuous only for s > a The function is exponential The Laplace transform of integral of exp(at) has finite values only for s > a The Laplace transform integral of exp(at) has initial values only for s > a The function exp(at) is piece-wise continuous only for s > a ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stalagmometer is used for the measurement of Refractive index Optical activity Surface tension Kinematic viscosity Refractive index Optical activity Surface tension Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a process is 1/(16s² + 8s + 4). If a step change is introduced into the system, then the response will be Under damped None of these Critically damped Over damped Under damped None of these Critically damped Over damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The initial value (t=0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is 2 1 43832 2 1 43832 ANSWER DOWNLOAD EXAMIANS APP