Energy Meter Multiple Choice Questions and Answers


1. The household energy meter is


   A.An indicating instrument

   B.A recording instrument

   C.An integrating instrument

   D.None of the above


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C.An integrating instrument

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2. The meter constant of single phase energy meter is expressed in terms of


   A.Revolutions/kWh

   B.kW/kWh

   C.Amps/kW

   D.Volts/kWh


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A.Revolutions/kWh

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3. If voltage supply to the energy meter is more than the rated value, energy meter will run


   A.Slow

   B.Fast

   C.Either of the above

   D.None of the above


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A.Slow

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4. Aluminium is selected as the material for rotating disc of energy meter because


   A.It is good conductor

   B.It is light

   C.It is indigenously available

   D.All of the above reasons


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D.All of the above reasons

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5. The adjustment of position of shading bands, in an energy meter is done to provide


   A.Friction compensation

   B.Creep compensation

   C.Braking torque

   D.None of the above


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B.Friction compensation

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