Physics · Electrical Measurements
In an induction-type energy meter, the steady speed attained by the rotating aluminum disc is: I. Proportional to the deflecting torque II. Proportional to the resistance of the path of eddy currents III. Inversely proportional to the effective radius of the disc from its axis IV. Inversely proportional to the square of brake magnet flux Which of the statements given above are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1II, III and IV only
- 2I and IV only✓
- 3I, II, III and IV
- 4I, II and III only
Correct answer
I and IV only
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