An induction type energy meter is found to run fast. Correction for this error can be made by
(A) Over-load compensation.
(B) Voltage compensation.
(C) Moving the brake magnet away from the centre of the disc.
(D) Moving the brake magnet towards the centre of the disc.
(A) Over-load compensation.
(B) Voltage compensation.
(C) Moving the brake magnet away from the centre of the disc.
(D) Moving the brake magnet towards the centre of the disc.