Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Venturimeter Hot wire anemometer Magnetic flow meter Orificemeter Venturimeter Hot wire anemometer Magnetic flow meter Orificemeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Velocity None of these Time (time)⁻¹ Velocity None of these Time (time)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? Mercury in glass thermometer Resistance thermometer None of these Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer None of these Vapor pressure thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 68 12 54 36 68 12 54 36 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Thermocouple Mercury in glass thermometer Reistance thermometer Vapor pressure thermometer Thermocouple Mercury in glass thermometer Reistance thermometer Vapor pressure thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Typical specifications for design stipulates the gain margin and phase margin to be respectively < 1.7 and < 30° < 1.7 and > 30° > 1.7 and < 30° > 1.7 and > 30° < 1.7 and < 30° < 1.7 and > 30° > 1.7 and < 30° > 1.7 and > 30° ANSWER DOWNLOAD EXAMIANS APP
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