Q. Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the

View solution

Q. Stalagmometer is used for the measurement of

View solution

Q. The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

View solution

Q. Thermal conductivity cell is the primary element of a/an __________ analyser.

View solution

Q. Zirconia probe is used for the measurement of

View solution

Q. The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches

View solution

Q. __________ type of element is normally not used in the bimetallic thermometers.

View solution

Q. Suppose that the gain, time constant and dead time of a process with the following transfer function: Gc(s) = 10 exp( - 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as

View solution

Q. Process degree of freedom indicates __________ number of controllers to be used.

View solution

Q. Characteristic equation is the denominator of __________ loop transfer function.

View solution

Q. Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer.

View solution

Q. Polarograph is meant for the analysis of

View solution

Q. Which of the following fluid flow measuring devices can measure the largest flow rate ?

View solution

Q. Gas analysis is commonly done using the

View solution

Q. The open loop transfer function of a control system is KR / (1+TS) . This represents

View solution

Q. Thermal conductivity measurement is used for the determination of

View solution

Q. Presence of a small amount of water in the organic systems can be determined by the __________ method.

View solution

Q. Thermal wells used in temperature measurements should have

View solution

Q. Which of the following flow-metering instru-ments is an areameter ?

View solution

Q. Out of the following themocouple wire insulating material, the highest temperature rating is for

View solution