Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Teflon Fibre glass Asbestos Ceramic fibre Teflon Fibre glass Asbestos Ceramic fibre ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermocouples Bimetallic thermometers Thermostats Relays for opening & closing of electrical circuits Thermocouples Bimetallic thermometers Thermostats Relays for opening & closing of electrical circuits ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Increase of thermal conductivity Increase of pressure Volumetric expansion Differential linear expansion Increase of thermal conductivity Increase of pressure Volumetric expansion Differential linear expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Rotameter Hot wire anemometer Pitot tube Venturimeter Rotameter Hot wire anemometer Pitot tube Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Nyquist Bode stability None of these Routh stability Nyquist Bode stability None of these Routh stability ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Feed forward controller accounts for the __________ changes. Set point Load Neither A nor B Both A & B Set point Load Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP