Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -38.9 -60.9 -80.9 -11.9 -38.9 -60.9 -80.9 -11.9 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C. 1000 500 750 250 1000 500 750 250 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Mercury in glass Vapor pressure Constant volume gas Bimetallic Mercury in glass Vapor pressure Constant volume gas Bimetallic 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 Insulator Solid semi-conductor Conductor Liquid semi-conductor Insulator Solid semi-conductor Conductor Liquid semi-conductor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of specific gravity of a liquid is done by Both A and C Displacement meter Contact-type electric indicators Hydrometer Both A and C Displacement meter Contact-type electric indicators Hydrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency response of a first order system, has a phase shift with lower and upper bounds given by -π/2, 0 -π/2, π/2 - ∞, π/2 0, π/2 -π/2, 0 -π/2, π/2 - ∞, π/2 0, π/2 ANSWER DOWNLOAD EXAMIANS APP
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