A 250-Turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 A…
Physics · NEET · NTA Exams — Magnetic Effects of Current and Magnetism
A 250-Turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 μA and subjected to a magnetic field of strength 0.85 T. Work done for rotating the coil by 180° against the torque is
- 9.4 μJ
- 4.55 μJ
- 2.3 μJ
- 1.15 μJ
Answer
(D) 1.15 J
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