Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an Orifice meter Rectangular weir Cipolletti weir V-notch Orifice meter Rectangular weir Cipolletti weir V-notch ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Filling nitrogen under pressure in the stem Using steel tube in place of glass tube Increasing the diameter of the tube Accounting for the tube expansion Filling nitrogen under pressure in the stem Using steel tube in place of glass tube Increasing the diameter of the tube Accounting for the tube expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Dilatometer Polarograph Refractrometer Polarimeter Dilatometer Polarograph Refractrometer Polarimeter ANSWER DOWNLOAD EXAMIANS APP
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 Integral control action is introduced Kc is reduced Kc is increased Derivative control action is introduced Integral control action is introduced Kc is reduced Kc is increased 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 5π/12 π/3 π/6 π/12 5π/12 π/3 π/6 π/12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value. 95 87.5 63.2 100 95 87.5 63.2 100 ANSWER DOWNLOAD EXAMIANS APP
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