Process Instrumentation and Control - Interview Questions | Exam2Win

Take a timed mock test specifically for Process Instrumentation and Control.

16. Hysteresis error in Bourdon tube can be minimized by :

A. using proper tube material

B. using proper diameter and thickness of tube

C. avoiding temperature cycling

D. using it well within the designed pressure range

E. using separating diaphragm and avoid direct ingress of hot. fluid to tube

Explanation:

17. In which device the input motion changes the inductive coupling between primary and secondary coils :

A. potentiometer

B. synchro

C. collimator

D. protractor

E. dial gauge.

Explanation:

18. Pick up the appropriate word for A reading obtained from the motion of a pointer on a scale :

A. analog

B. digital

C. display

D. indicator

E. instrument.

Explanation:

19. Determining moisture in steam by measuring the temperature in a throttling calorimeter is an example of :

A. direct measurement

B. indirect measurement

C. measurement by comparison

D. measurement by calibration

E. automatic measurement.

Explanation:

20. The closeness with which the reading of an instrument approaches the true value of the variable being measured is called :

A. accuracy

B. precision

C. sensitivity

D. resolution

E. discrimination.

Explanation: