Chemical Engineering :: Process Control and Instrumentation
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A process is initially at steady state with its output y=l for an input u=l. The input is suddenly changed to 2 at time t=0. The output response is y(t)=1+2t. The transfer function of the process is
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The term analogous to the electrical current in a thermal system is the
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Reset rate is the another term used for __________ time.
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Continuous measurement of moisture in paper is done by
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Psychrometer determines the
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The calibration data of a thermocouple with its cold junction at 0°C are given below.
The hot junction of the thermocouple is placed in a bath at 80°C, while its cold junction is at 20°C. What is the emf of thermocouple ? -
Positioning controllers are used for
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The amplitude ratio for the sinusoidal response of a __________ is 1.
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