An induction wattmeter can be used for_________________?

Related Mcqs:

Which of the following properties a damping oil must possess ?

A. Must be a good insulator B. Should be non-evaporating C. Should not have corrosive action upon the metal of the vane D. The viscosity of the oil should not change with the temperature E. All of the above...

The chemical effect of current is used in ______________?

A. D.C. ammeter hour meter B. D.C. ammeter C. D.C. energy meter D. none of the above...

An ohmmeter is a____________?

A. moving iron instrument B. moving coil instrument C. dynamometer instrument D. none of the above...

A voltage of about 200 V can be measured__________________?

A. directly by a D.C. potentiometer B. a D.C. potentiometer in conjunction with a volt ratio box C. a D.C. potentiometer in conjunction with a known resistance D. none of the above...

In Weston synchronoscope the moving coil is connected across______________?

A. bus-bars B. incoming alternator C. fixed coils D. any of the above...