Q.Two holes in the disc of energy meter are drilled at the opposite sides of the spindle to

  • AImprove its ventilation
  • BEliminate creeping at no load 
  • CIncrease its deflecting torque 
  • DIncrease its braking torque 
Correct Answer : (B)

Eliminate creeping at no load 

Hints :

Two holes in the disc of energy meter are drilled at the opposite sides of the spindle to Eliminate creeping at no load.

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