Process Control and Instrumentation Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the Iron-constantan thermocouple Optical pyrometer Mercury in glass thermometer Alcohol filled thermometer Iron-constantan thermocouple Optical pyrometer Mercury in glass thermometer Alcohol filled thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation 0n-off control which is a special case of proportional control, has a band width of about __________ percent. 75 25 100 75 25 100 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 The function of a transducer is to Amplify the input signal Modify the input signal Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Modify the input signal Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ stability method uses open loop transfer function. Ruth None of these Nyquist Mikhalov Ruth None of these Nyquist Mikhalov ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When a bare thermocouple is covered by a protective sheath, the response becomes Faster and non-oscillatory Slower and non-oscillatory Slower and oscillatory Faster and oscillatory Faster and non-oscillatory Slower and non-oscillatory Slower and oscillatory Faster and oscillatory ANSWER DOWNLOAD EXAMIANS APP