NCERT 5.4 - Magnetism and Matter

Question: If the solenoid in Exercise 5.3 is free to turn about the vertical direction and a uniform horizontal magnetic field of 0.25 T is applied, what is the magnitude of torque on the solenoid when its axis makes an angle of 30° with the direction of applied field?

Answer: 0.075 N·m

Full step-by-step NCERT solution with diagrams on Something by Zero.

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