Process Control and Instrumentation In second order underdamped system, Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = overshoot Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = overshoot ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Combustion space in boilers Rotary limestone calcination kiln Molten slag flowing out of blast furnace Hot blast (air) from stoves Combustion space in boilers Rotary limestone calcination kiln Molten slag flowing out of blast furnace Hot blast (air) from stoves ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Polarograph PH meter Polarimeter Chromatograph Polarograph PH meter Polarimeter Chromatograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In an exothermic chemical reactor, the manipulated variable is the flow rate of Product Reactants None of these Coolant Product Reactants None of these Coolant ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Radiation pyrometer Platinum resistance thermometer Vapor pressure thermometer Mercury in glass thermometer Radiation pyrometer Platinum resistance thermometer Vapor pressure thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pirani gauge is used for the measurement of Liquid level at atmospheric pressure High vacuum Liquid level under pressure Very high pressure Liquid level at atmospheric pressure High vacuum Liquid level under pressure Very high pressure ANSWER DOWNLOAD EXAMIANS APP
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