Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Thomson effect None of these Seebeck effect Peltier effect Thomson effect None of these Seebeck effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Platinum resistance thermometer Photo-electric pyrometer Radiation pyrometer Thermocouple Platinum resistance thermometer Photo-electric pyrometer Radiation pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is an example of distributed parameter system On-off controller None of these Tubular reactor CSTR On-off controller None of these Tubular reactor CSTR 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° 90° 0° 180° 45° 90° 0° 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not classified as a thermo electric pyrometer Optical pyrometer (disappearing filament type) Thermocouple Resistance thermometer Radiation pyrometer Optical pyrometer (disappearing filament type) Thermocouple Resistance thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a Small specific heat Large area but small mass All of these High thermal conductivity Small specific heat Large area but small mass All of these High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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