. A conducting bar pulled with a constant speed v on a smooth conducting rail. The region has a steady magnetic field of induction B as shown in the fig
A conducting bar pulled with a constant speed v on a smooth conducting rail. The region has a steady magnetic field of induction B as shown in the figure. If the speed of the bar is doubled then the rate of heat dissipation will
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- (A):Remain constant
- (B):Become quarter of the initial value
- (C):Become four fold
- (D):Get doubled
Best Answer
Correct Answer:
(C): Become four foldRelated questions
