The Bar Magnet

NEET Physics · Magnetism and Matter · 2 questions, latest first

• In a uniform magnetic field of 0.049 T, a magnetic needle performs 20 complete oscillations in 5 seconds as shown. The moment of…20245 May · Q9
• An iron bar of length L has magnetic moment M. It is bent at the middle of its length such that the two arms make an angle 60^°…20245 May · Q50