Process Control and Instrumentation Mercury thermometer can be used to measure the temperature upto __________ °C. 100 250 350 750 100 250 350 750 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Linear relation of emf to temperature Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Bi-metallic thermometers Gas thermometers Thermocouples Resistance thermometers Bi-metallic thermometers Gas thermometers Thermocouples Resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Magnetic flow meter Orificemeter Venturimeter Hot wire anemometer Magnetic flow meter Orificemeter Venturimeter Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1). W = √(7/6), Kc = 46/3 W = 1/√14, Kc = 45/7√14 W = √(7/8), Kc = 45/4 W = 1, Kc = 13 W = √(7/6), Kc = 46/3 W = 1/√14, Kc = 45/7√14 W = √(7/8), Kc = 45/4 W = 1, Kc = 13 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 250 350 700 550 250 350 700 550 ANSWER DOWNLOAD EXAMIANS APP
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