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 Accounting for the tube expansion Using steel tube in place of glass tube Increasing the diameter of the tube Filling nitrogen under pressure in the stem Accounting for the tube expansion Using steel tube in place of glass tube Increasing the diameter of the tube Filling nitrogen under pressure in the stem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Hydraulic Electronic Pneumatic None of these Hydraulic Electronic Pneumatic None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.0001 0.001 0.1 0.01 0.0001 0.001 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by High resistance Wheatstone's bridge circuit Sling psychrometer Weighing Hair-hygrometer High resistance Wheatstone's bridge circuit Sling psychrometer Weighing Hair-hygrometer 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 High thermal conductivity All of these Small specific heat Large area but small mass High thermal conductivity All of these Small specific heat Large area but small mass ANSWER DOWNLOAD EXAMIANS APP
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