Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Thermocouple Bimetallic thermometer Radiation pyrometer Mercury thermometer Thermocouple Bimetallic thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of radiation pyrometer is based on the Stafan-Boltzman law Kirchoffs law Wien's law Seebeck effect Stafan-Boltzman law Kirchoffs law Wien's law Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pirani gauge is used for the measurement of Liquid level at atmospheric pressure Very high pressure Liquid level under pressure High vacuum Liquid level at atmospheric pressure Very high pressure Liquid level under pressure High vacuum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Hot wire anemometer Venturimeter Rotameter Pitot tube Hot wire anemometer Venturimeter Rotameter Pitot tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation thermometer can not measure the temperature Inside a pressure vessel Of an object without coming in contact with it Of liquid oxygen Of moving objects at high temperature Inside a pressure vessel Of an object without coming in contact with it Of liquid oxygen Of moving objects at high temperature ANSWER DOWNLOAD EXAMIANS APP
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