Question

How does the strenght of the magnetic field at the centre of a circular coil of a wire depend on. a) Radius of the coil,
b) No.of turns in the coil.​

Answer 1

Answer:

as it is dependent on the centre , the answer is

a) Radius of the coil

Explanation:

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Answer 2

Strength of the magnetic field of the circular coil INCREASES when:-

1. Radius of the coil DECREASES
2. No.of turns in the coil INCREASES