Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 51 and 439 - 39 and 350 - 10 and 425 - 79 and 395 - 51 and 439 - 39 and 350 - 10 and 425 - 79 and 395 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a All of these High thermal conductivity Small specific heat Large area but small mass All of these High thermal conductivity Small specific heat Large area but small mass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by Reducing the volume of the receiving element to a minimum Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the receiving element to a minimum Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Regulator problem Servo problem Transient response Frequency response Regulator problem Servo problem Transient response Frequency response 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 Chromatograph Polarograph PH meter Polarimeter Chromatograph Polarograph PH meter Polarimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a damped oscillatory characteristics Is overdamped Has a non-zero slope at the origin Is unstable Has a damped oscillatory characteristics Is overdamped Has a non-zero slope at the origin Is unstable ANSWER DOWNLOAD EXAMIANS APP
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