Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Corrosion resistance Oxidation resistance Linear relation of emf to temperature Non-linear relation of emf to temperature Corrosion resistance Oxidation resistance Linear relation of emf to temperature Non-linear relation of emf to temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Ceramic fibre Fibre glass Asbestos Teflon Ceramic fibre Fibre glass Asbestos Teflon ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following does not figure in the list of seven substances selected for international temperature scale? Zinc (B.P) and mercury (F.P) Oxygen and sulphur (B.P) Antimony and silver (F.P) Ice (F.P) and steam (B.P) Zinc (B.P) and mercury (F.P) Oxygen and sulphur (B.P) Antimony and silver (F.P) Ice (F.P) and steam (B.P) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A typical example of a physical system with under damped characteristic is a Spring loaded diaphragm valve Thermocouple kept immersed in a liquid filled thermowell U-tube manometer CSTR with first order reaction Spring loaded diaphragm valve Thermocouple kept immersed in a liquid filled thermowell U-tube manometer CSTR with first order reaction ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Orificemeter Venturimeter Magnetic flow meter Hot wire anemometer Orificemeter Venturimeter Magnetic flow meter Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Lead Copper 30% iron + 70% nickel Nickel Lead Copper 30% iron + 70% nickel Nickel ANSWER DOWNLOAD EXAMIANS APP
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