Question

Three long wires, carrving currents 10 A, 20 A and 30 A are placed parallel to each other as shown. Points P and Q are in the midway of wires. Find ratio of magnetic fields at P and Q.​

Answer 1

Answer:

1:2

Explanation:

RATIO OF MAGNETIC FIELD :

$\frac{10 \times 2}{20 \times 2}$

$\frac{20}{40}$

1:2 is the answer.

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Answer 2

Answer:

1:2

Explanation

RATIO OF MAGNETIC FIELD :

1:2 is the answer.

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