Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a non-zero slope at the origin Is unstable Is overdamped Has a damped oscillatory characteristics Has a non-zero slope at the origin Is unstable Is overdamped Has a damped oscillatory characteristics ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples can measure the maximum temperature? Chromel-alumel Platinum-rhodium Iron-constantan Tungsten-molybdenum Chromel-alumel Platinum-rhodium Iron-constantan Tungsten-molybdenum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Turbine flow meters are suitable for Aerospace and in air borne applications Cryogenic flow measurements Very limited flow ranges Both B and C Aerospace and in air borne applications Cryogenic flow measurements Very limited flow ranges Both B and C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The level of a liquid under pressure can be determined using Air-trap system Bubbler system Diaphragm box system Differential pressure manometer Air-trap system Bubbler system Diaphragm box system Differential pressure manometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The operation of a rotameter is based on Variable flow area Pressure drop across a nozzle Pressure at a stagnation point Rotation of a turbine Variable flow area Pressure drop across a nozzle Pressure at a stagnation point Rotation of a turbine ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is H/G G/H G/(1 + H) H(1 + G) H/G G/H G/(1 + H) H(1 + G) ANSWER DOWNLOAD EXAMIANS APP
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