MHT CET 2025 Physics question
Not in JEE Advanced syllabus
The work done in turning a magnet of magnetic moment 'M' by an angle of from the meridian is 'n' times the corresponding work done to turn it through an angle of where the value of 'n' is (cos = 0, cos = 0.5)
Answer: (B)
Solution
Work done in turning a magnet from the field direction through angle is . For : . For : $ = MB(1 - 0.5) =
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