Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 0° 45° 90° 180° 0° 45° 90° 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A simple pitot tube measures the Static pressure Point velocity Maximum velocity Average velocity Static pressure Point velocity Maximum velocity Average velocity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. None of these Stable Unstable Critically damped None of these Stable Unstable Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Chromel Brass Invar Nickel Chromel Brass Invar Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which is the strongest paramagnetic gas? O₂ CO₂ NO NO₂ O₂ CO₂ NO NO₂ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature. None of these Helium Nitrogen Hydrogen None of these Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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