Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Thermocouple Vapor pressure thermometer Reistance thermometer Mercury in glass thermometer Thermocouple Vapor pressure thermometer Reistance thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Change of angle of refraction with composition comprises the working principle of a Spectrometer Refractrometer Polarimeter Polarograph Spectrometer Refractrometer Polarimeter Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gain margin is equal to the Amplitude ratio Reciprocal of amplitude ratio Gain in P-I controller Gain in P controller Amplitude ratio Reciprocal of amplitude ratio Gain in P-I controller Gain in P controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Carbon-tetrachloride Methyl alcohal Mercury Water Carbon-tetrachloride Methyl alcohal Mercury Water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Process degree of freedom indicates __________ number of controllers to be used. Nothing about the The maximum The minimum Both maximum and the minimum Nothing about the The maximum The minimum Both maximum and the minimum 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 Kc is increased Kc is reduced Derivative control action is introduced Integral control action is introduced Kc is increased Kc is reduced Derivative control action is introduced Integral control action is introduced ANSWER DOWNLOAD EXAMIANS APP
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