Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Magnetic flow meter Venturimeter Orificemeter Hot wire anemometer Magnetic flow meter Venturimeter Orificemeter Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Identify an unbounded input from inputs whose transfer functions are given below 1/(S² + 1) 1/S 1 1/S² 1/(S² + 1) 1/S 1 1/S² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Flux density Current Light intensity Voltage Flux density Current Light intensity Voltage 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 180° 0° 90° 45° 180° 0° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) nRT/P V/nRT p/nRT nRT/V nRT/P V/nRT p/nRT nRT/V ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. Bimetallic thermometer Mercury thermometer Radiation pyrometer None of these Bimetallic thermometer Mercury thermometer Radiation pyrometer None of these ANSWER DOWNLOAD EXAMIANS APP
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