Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with A metal powder or graphite Air Mercury Oil A metal powder or graphite Air Mercury Oil ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pirani gauge is used for the measurement of Very high pressure Liquid level under pressure Liquid level at atmospheric pressure High vacuum Very high pressure Liquid level under pressure Liquid level at atmospheric pressure High vacuum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Change of angle of refraction with composition comprises the working principle of a Polarograph Polarimeter Spectrometer Refractrometer Polarograph Polarimeter Spectrometer Refractrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In Bode plot, Φ vs ω is plotted on a/an __________ graph paper. Semi-log Triangular Log-log Ordinary Semi-log Triangular Log-log Ordinary 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 Integral control action is introduced Derivative control action is introduced Kc is reduced Kc is increased Integral control action is introduced Derivative control action is introduced Kc is reduced Kc is increased ANSWER DOWNLOAD EXAMIANS APP