Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-derivative(PD)controller Proportional controller Proportional-integral (PI) controller Proportional integral-derivative (PID) controller Proportional-derivative(PD)controller Proportional controller Proportional-integral (PI) controller Proportional integral-derivative (PID) controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is an example of distributed parameter system On-off controller CSTR None of these Tubular reactor On-off controller CSTR None of these Tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 1.0 0.5 2.0 4.0 1.0 0.5 2.0 4.0 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer can be used upto antimony point which is __________ °C, and is the temperature of equilibrium between solid antimony & liquid antimony at normal atmospheric pressure. 961.93 630.74 1064.43 1261.93 961.93 630.74 1064.43 1261.93 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 None of these Under damped Over damped Critically damped None of these Under damped Over damped Critically damped 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 exp(at) is piece-wise continuous only for s > a The function is exponential The Laplace transform integral of exp(at) has initial values only for s > a The Laplace transform of integral of exp(at) has finite values only for s > a The function exp(at) is piece-wise continuous only for s > a The function is exponential The Laplace transform integral of exp(at) has initial values only for s > a The Laplace transform of integral of exp(at) has finite values only for s > a ANSWER DOWNLOAD EXAMIANS APP
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