Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Unstable None of these Stable Critically damped Unstable None of these Stable Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an Solid semi-conductor Conductor Insulator Liquid semi-conductor Solid semi-conductor Conductor Insulator Liquid semi-conductor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Nickel 30% iron + 70% nickel Lead Copper Nickel 30% iron + 70% nickel Lead Copper ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The inverse Laplace transform of the function f(s) = 1/S(1 + S) is 1 - e-t 1 + e-t 1 + et 1 - et 1 - e-t 1 + e-t 1 + et 1 - et ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if Derivative control action is introduced Kc is increased Kc is reduced Integral control action is introduced Derivative control action is introduced Kc is increased Kc is reduced Integral control action is introduced ANSWER DOWNLOAD EXAMIANS APP
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