Process Control and Instrumentation A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if Derivative control action is introduced Kc is increased Kc is reduced Integral control action is introduced Derivative control action is introduced Kc is increased Kc is reduced Integral control action is introduced ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Can measure higher temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples can measure the maximum temperature? Tungsten-molybdenum Chromel-alumel Iron-constantan Platinum-rhodium Tungsten-molybdenum Chromel-alumel Iron-constantan Platinum-rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bolometer is Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here Neither A nor B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here Neither A nor B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stroboscope is used for the measurement of Rpm of a flywheel Liquid level under pressure Frequency of light Depression of freezing point Rpm of a flywheel Liquid level under pressure Frequency of light Depression of freezing point ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High fidelity Poor reproducibility High measuring lag High drift High fidelity Poor reproducibility High measuring lag High drift ANSWER DOWNLOAD EXAMIANS APP
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