Process Control and Instrumentation A sinusoidal variation in the input passing through a linear first order system Becomes more oscillatory (frequency increases) Gets amplified (magnitude increases) Becomes less oscillatory (frequency decreases) Gets attenuated (magnitude decreases) Becomes more oscillatory (frequency increases) Gets amplified (magnitude increases) Becomes less oscillatory (frequency decreases) Gets attenuated (magnitude decreases) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The thermal emf-temperature relationship of most thermocouples is Square root Parabolic Linear Exponential Square root Parabolic Linear Exponential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a variable area flow meter? Magnetic flow meter Piston type meter Rotameter Orifice and tapered plug meter Magnetic flow meter Piston type meter Rotameter Orifice and tapered plug meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Select the correct statement from the following. The phase lag of a pure time delay system decreases with increasing frequency The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometer has the capability to measure the lowest temperature? Mercury in steel thermometer 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 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 Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the capillary to a minimum Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the capillary to a minimum Reducing the volume of the receiving element to a minimum ANSWER DOWNLOAD EXAMIANS APP
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