Process Control and Instrumentation Which of the following is not a variable area flow meter? Rotameter Piston type meter Orifice and tapered plug meter Magnetic flow meter Rotameter Piston type meter Orifice and tapered plug meter Magnetic flow meter 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. Nyquist None of these Routh stability Bode stability Nyquist None of these Routh stability Bode stability ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Vapor pressure Mercury in glass Bimetallic Constant volume gas Vapor pressure Mercury in glass Bimetallic Constant volume gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The closed loop pole of a stable second order system could be Both real and negative One real positive and the other real negative Both real and positive Complex conjugate with positive real parts Both real and negative One real positive and the other real negative Both real and positive Complex conjugate with positive real parts 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 Methyl alcohal Carbon-tetrachloride Water Mercury Methyl alcohal Carbon-tetrachloride Water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Routh stability method uses __________ loop transfer function. Open Either A or B Neither A nor B Closed Open Either A or B Neither A nor B Closed ANSWER DOWNLOAD EXAMIANS APP
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