Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Copper Nickel Lead 30% iron + 70% nickel Copper Nickel Lead 30% iron + 70% nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Linear relation of emf to temperature Corrosion resistance Non-linear relation of emf to temperature Oxidation resistance Linear relation of emf to temperature Corrosion resistance Non-linear relation of emf to temperature Oxidation resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stroboscope is used for the measurement of Frequency of light Depression of freezing point Liquid level under pressure Rpm of a flywheel Frequency of light Depression of freezing point Liquid level under pressure Rpm of a flywheel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Range of hydrogen gas constant volume themometer is __________ °C. 0 to 100 -10 to 20 400 - 1000 100 - 500 0 to 100 -10 to 20 400 - 1000 100 - 500 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? Oxygen and sulphur (B.P) Ice (F.P) and steam (B.P) Antimony and silver (F.P) Zinc (B.P) and mercury (F.P) Oxygen and sulphur (B.P) Ice (F.P) and steam (B.P) Antimony and silver (F.P) Zinc (B.P) and mercury (F.P) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is Chromel-alumel Iron-constantan Platinum-platinum+rhodium Either A, B or C Chromel-alumel Iron-constantan Platinum-platinum+rhodium Either A, B or C ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS