Process Control and Instrumentation A bolometer is Neither A nor B Here Both A & B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Neither A nor B Here Both A & B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output 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 0° 90° 45° 180° 0° 90° 45° 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C 500 to 900 0 to 150 -200 to 150 350 to 750 500 to 900 0 to 150 -200 to 150 350 to 750 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Can't measure the temperature of moving objects Can measure higher temperature Is more affected by corrosive atmosphere Has a slower speed of response Can't measure the temperature of moving objects Can measure higher temperature Is more affected by corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? Bare mercury in glass thermometer None of these Mercury in glass thermometer with covering Pressure gauge with one bellow, two tubes and a tank Bare mercury in glass thermometer None of these Mercury in glass thermometer with covering Pressure gauge with one bellow, two tubes and a tank ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Diaphragm Bellows U-tube Bourdon tube Diaphragm Bellows U-tube Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
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