Question

A metallic rod of mass per unit length0.5 kg m⁻¹ is lying horizontally on a smoothinclined plane which makes an angle of 30°with the horizontal. The rod is not allowed toslide down by flowing a current through itwhen a magnetic field of induction 0.25 T isacting on it in the vertical direction. Thecurrent flowing in the rod to keep it stationaryis
(1) 14.76 A
(2) 5.98 A
(3) 7.14 A
(4) 11.32 A

Answer 1

Answer:

The answer is 11.32A

Explanation:

Please find the attachment below.

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