Q. Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature ?

View solution

Q. A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if

View solution

Q. The __________ of a vapor pressure thermometer is a secondary element.

View solution

Q. Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is

View solution

Q. Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit?

View solution

Q. The second order system with the transfer function 4 / (s²+2s+4) has a damping ratio of

View solution

Q. In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the __________ variable.

View solution

Q. Pick out the wrong statement

View solution

Q. Range of hydrogen gas constant volume themometer is __________ °C.

View solution

Q. The initial value (t=0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is

View solution

Q. The __________ of a vapor pressure thermometer is a primary element.

View solution

Q. The time constant of a first order process with resistance R and capacitance C is

View solution

Q. A non-linear chemical system is exemplified by a/an

View solution

Q. The frequency response of a first order system, has a phase shift with lower and upper bounds given by

View solution

Q. Gas chromatography is used for the measurement of

View solution

Q. Which of the following thermocouples can measure the maximum temperature ?

View solution

Q. A sinusoidal variation in the input passing through a linear first order system

View solution

Q. Nitrogen gas constant volume thermometer is suitable for measuring a temperature of __________ °C.

View solution

Q. Pick out the most suitable instrument for measuring temperature in the range of -40 to 425°C.

View solution

Q. Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the

View solution