Process Control and Instrumentation Which thermocouple can be used to measure a temperature of around 1400°C ? Platinum-platinum+rhodium None of these Aluminium-chromel Copper-constantan Platinum-platinum+rhodium None of these Aluminium-chromel Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function for a P-D controller is Kc(1 +1/τD s) Kc/τD s Kc(1+τD s) Kc τD s Kc(1 +1/τD s) Kc/τD s Kc(1+τD s) Kc τD s ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by Weighing Sling psychrometer Hair-hygrometer High resistance Wheatstone's bridge circuit Weighing Sling psychrometer Hair-hygrometer High resistance Wheatstone's bridge circuit ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A sinusoidal variation in the input passing through a linear first order system Becomes less oscillatory (frequency decreases) Gets amplified (magnitude increases) Gets attenuated (magnitude decreases) Becomes more oscillatory (frequency increases) Becomes less oscillatory (frequency decreases) Gets amplified (magnitude increases) Gets attenuated (magnitude decreases) Becomes more oscillatory (frequency increases) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A stable system is the one For which the output response is bounded for all bounded input None of these Which exhibits an unbounded response to a bounded input Which satisfies the conditions for a servo problem For which the output response is bounded for all bounded input None of these Which exhibits an unbounded response to a bounded input Which satisfies the conditions for a servo problem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C. 250 750 1000 500 250 750 1000 500 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS