Process Control and Instrumentation Emf generated in a thermocouple depends on the temperature Difference between cold junction and atmospheric temperature Of cold junction only Of hot junction only Difference between hot and cold junctions Difference between cold junction and atmospheric temperature Of cold junction only Of hot junction only Difference between hot and cold junctions 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(1 + G) G/H G/(1 + H) H/G H(1 + G) G/H G/(1 + H) H/G ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a speed measuring instrument? Psychrometer All of these Stroboscope Tachometer Psychrometer All of these Stroboscope Tachometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Both A & B Here Absolute as well as differential Gage as well as vacuum Neither A nor B Both A & B Here Absolute as well as differential Gage as well as vacuum Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Teflon Ceramic fibre Asbestos Fibre glass Teflon Ceramic fibre Asbestos Fibre glass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/12 5π/12 π/3 π/6 π/12 5π/12 π/3 π/6 ANSWER DOWNLOAD EXAMIANS APP
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