Process Control and Instrumentation The time constant of a first order process with resistance R and capacitance C is R + C R - C RC 1/RC R + C R - C RC 1/RC ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C 500 to 900 350 to 750 0 to 150 -200 to 150 500 to 900 350 to 750 0 to 150 -200 to 150 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Use of I-control along with P-control facilitates Elimination of offset None of these Reduction of offset Reduction of stability time Elimination of offset None of these Reduction of offset Reduction of stability time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to the electrical current in a thermal system is the Heat flow rate None of these Heat content in the system Temperature difference Heat flow rate None of these Heat content in the system Temperature difference ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a Flow nozzle type flowmeter Magnetic flowmeter Turbine flowmeter Pitot tube Flow nozzle type flowmeter Magnetic flowmeter Turbine flowmeter Pitot tube ANSWER DOWNLOAD EXAMIANS APP