Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Thomson effect Peltier effect None of these Seebeck effect Thomson effect Peltier effect None of these Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a system to a sinusoidal input is called __________ response. Unit step Impluse Frequency None of these Unit step Impluse Frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer. Radiation Optical None of these Photoelectric Radiation Optical None of these Photoelectric ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Filling nitrogen under pressure in the stem Accounting for the tube expansion Using steel tube in place of glass tube Increasing the diameter of the tube Filling nitrogen under pressure in the stem Accounting for the tube expansion Using steel tube in place of glass tube Increasing the diameter of the tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.01 psi (absolute) can be measured by __________ gauge. Mcloid Ionisation Pirani None of these Mcloid Ionisation Pirani None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Filled system thermometer Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer Filled system thermometer Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
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