JEE Main 2026 Physics question

PhysicsMagnetism and MatterJEE Main 2026

Not in JEE Advanced syllabus

A short bar magnet placed with its axis at 30º with an external field of 800 Gauss, experiences a torque of 0.016 N.m. The work done in moving it from most stable to most unstable position is J. The value of is .

Answer: 64

Solution

gives . J, so

Question ID VK-001413