Process Control and Instrumentation Temperature measurement by optical pyrometer is done above __________ point, which is 1063°C. Antimony Gold Silver Nickel Antimony Gold Silver Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not classified as a thermo electric pyrometer Thermocouple Optical pyrometer (disappearing filament type) Radiation pyrometer Resistance thermometer Thermocouple Optical pyrometer (disappearing filament type) Radiation pyrometer Resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The initial value (t=0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is 1 2 43832 1 2 43832 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° 45° 90° 180° 0° 45° 90° 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone is the Same as time constant Maximum change in the variable that does not change the reading of the instrument None of these Same as transportation lag Same as time constant Maximum change in the variable that does not change the reading of the instrument None of these Same as transportation lag 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 Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the capillary to a minimum Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the capillary to a minimum ANSWER DOWNLOAD EXAMIANS APP
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