Process Control and Instrumentation Pirani gauge is used for the measurement of Very high pressure Liquid level at atmospheric pressure Liquid level under pressure High vacuum Very high pressure Liquid level at atmospheric pressure Liquid level under pressure High vacuum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Mercury Carbon-tetrachloride Methyl alcohal Water Mercury Carbon-tetrachloride Methyl alcohal Water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Servo problem Transient response Frequency response Regulator problem Servo problem Transient response Frequency response Regulator problem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bode stability method uses __________ loop transfer function. Either A Or B Here Open Neither A nor B Here Closed Either A Or B Here Open Neither A nor B Here Closed 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 D D² D³ D⁴ D D² D³ D⁴ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system A first order system Dead time system A first order time lag A second order system A first order system Dead time system A first order time lag ANSWER DOWNLOAD EXAMIANS APP
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