Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Differential linear expansion Increase of thermal conductivity Increase of pressure Volumetric expansion Differential linear expansion Increase of thermal conductivity Increase of pressure Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Highly fluctuating Overdamped Underdamped Critically damped Highly fluctuating Overdamped Underdamped Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The pressure sensing element of elastic type pressure gauge is never made in the form of a Strip Bourdon tube Bellow Diaphragm Strip Bourdon tube Bellow Diaphragm ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale. Kelvin Reaumer Fahrenheit Centigrade Kelvin Reaumer Fahrenheit Centigrade ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The response of two tanks of same size and resistance in series is Over damped None of these Under damped Critically damped Over damped None of these Under damped Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Smoke density of the flue gas going out of the chimney is measured by a Photo electric cell Thermal conductivity meter Chromatograph Polarograph Photo electric cell Thermal conductivity meter Chromatograph Polarograph ANSWER DOWNLOAD EXAMIANS APP
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