Measurement and Instrumentation - Interview Questions | Exam2Win

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6. Which of the following is an essential part of a motor meter ?

A. An operating torque system

B. A braking device

C. Revolution registering device

D. All of the above

Explanation:

7. A moving-coil permanent-magnet instrument can be used as flux-meter

A. by using a low resistance shunt

B. by using a high series resistance

C. by eliminating the control springs

D. by making control springs of large moment of inertia

Explanation:

8. Induction type single phase energy meters measure electric energy in

A. kW

B. Wh

C. kWh

D. VAR

Explanation:

9. An induction meter can handle current upto

A. 10 A

B. 30 A

C. 60 A

D. 100 A

Explanation:

10. A potentiometer may be used for

A. measurement of resistance

B. measurement of current

C. calibration of ammeter & calibration of voltmeter

D. all of the above

Explanation: