Process Control and Instrumentation Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples. Vycor (a glass) Inconel Steel Nichrome Vycor (a glass) Inconel Steel Nichrome ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Damped vibrator Non-interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Interacting system of two tanks in series Damped vibrator Non-interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Interacting system of two tanks in series ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The response of two tanks of same size and resistance in series is Under damped Critically damped Over damped None of these Under damped Critically damped Over damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 45° 180° 90° 0° 45° 180° 90° 0° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by Making the volume of thermometer bulb as large as conveniently possible Reducing the volume of the capillary to a minimum All of these Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible Reducing the volume of the capillary to a minimum All of these Reducing the volume of the receiving element to a minimum 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. Volumetric expansion Increase of thermal conductivity Differential linear expansion Increase of pressure Volumetric expansion Increase of thermal conductivity Differential linear expansion Increase of pressure ANSWER DOWNLOAD EXAMIANS APP
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