Question

The magnetic induction at a point P which is at a distance of 4 cm from a long current carrying wire is 10⁻³ T. The field of induction at a distance 12 cm from the current will be(a) 3.33 × 10⁻⁴ T(b) 1.11 × 10⁻⁴ T(c) 3 × 10⁻³ T(d) 9 × 10⁻³ T

Answer 1

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Quetion :- The magnetic induction at a point P which is at a distance of 4 cm from a long current carrying wire is 10⁻³ T. The field of induction at a distance 12 cm from the current will be.

Answer :- 3.33 × 10⁻⁴

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