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MHT CET Physics question

PhysicsMagnetism and MatterMHT CET

Not in JEE Advanced syllabus

Magnetic induction at a point due to a short magnetic dipole is . The dipole is then cut into two equal parts. Magnetic induction at same point due to either part is

Answer: (B)

Solution

Cutting perpendicular to the length halves the moment ( at the same ), and \propto$

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Question ID VK-080373