Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Platinum-rhodium Iron-constantan Chromel-alumel Platinum-platinum+rhyodium Platinum-rhodium Iron-constantan Chromel-alumel Platinum-platinum+rhyodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of a vapor pressure thermometer is a primary element. Bulb Bourdon tube None of these Pointer Bulb Bourdon tube None of these Pointer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation E.m.f. generated by thermocouples is of the order of Microvolts Kilo volts Millivolts Volts Microvolts Kilo volts Millivolts Volts ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 51 and 439 - 39 and 350 - 10 and 425 - 79 and 395 - 51 and 439 - 39 and 350 - 10 and 425 - 79 and 395 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bode diagram are generated from output response of the system subjected to which of the following input? Impulse Ramp Step Sinusoidal Impulse Ramp Step Sinusoidal 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 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 Filling nitrogen under pressure in the stem ANSWER DOWNLOAD EXAMIANS APP
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