Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Copper Lead 30% iron + 70% nickel Nickel Copper Lead 30% iron + 70% nickel Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are used in __________ devices. Temperature compensating Voltage measuring Both B & C Temperature measuring Temperature compensating Voltage measuring Both B & C Temperature measuring ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to D² D D⁴ D³ D² D D⁴ D³ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of __________ is < 1. None of these Second order system First order system Transportation lag None of these Second order system First order system Transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bode diagram is a plot of Log (AR) vs. log (f) and (Φ) vs. log (f) None of these Log (AR) vs. f and log Φ vs.f AR vs. log (f) and Φ vs. log (f) Log (AR) vs. log (f) and (Φ) vs. log (f) None of these Log (AR) vs. f and log Φ vs.f AR vs. log (f) and Φ vs. log (f) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature? Iron-constantan Platinum-platinum + rhodium All of these Chromel-constantan Iron-constantan Platinum-platinum + rhodium All of these Chromel-constantan ANSWER DOWNLOAD EXAMIANS APP
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