solenoid of 0.5 m length with 100 turns carries a current of 5 A. A coil of 20 turns and of radius 0.02m carries a current of 0.6 A. What is the torque required to hold the coil with its axis at right angle to that of solenoid in the middle point of it? a) 1.60 N m b) 15.89 × 10-5 N m c) 1.893 × 10-5 N m d) 1.893 × 10-8 N m

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solenoid of 0.5 m length with 100 turns carries a current of 5 A. A coil of 20 turns and of radius 0.02m carries a current of 0.6 A. What is the torque required to hold the coil with its axis at right angle to that of solenoid in the middle point of it?

a) 1.60 N m

b) 15.89 × 10-5 N m

c) 1.893 × 10-5 N m

d) 1.893 × 10-8 N m

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