Process Control and Instrumentation Which of the following filled system expansion thermometer has the capability to measure the lowest temperature? Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Mercury in steel thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Mercury in steel thermometer 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 D³ D² D⁴ D D³ D² D⁴ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Humidity of air can be determined by a Polarimeter Chromatograph Mass spectrometer Sling psychrometer Polarimeter Chromatograph Mass spectrometer Sling psychrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Bode stability Nyquist Routh stability None of these Bode stability Nyquist Routh stability None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the receiving element to a minimum Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the receiving element to a minimum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stalagmometer is used for the measurement of Kinematic viscosity Surface tension Refractive index Optical activity Kinematic viscosity Surface tension Refractive index Optical activity ANSWER DOWNLOAD EXAMIANS APP
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