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Two parallel conductors carrying current of 4.0 A and 10.0 A are placed 2.5 cm apart in vacuum. The force per unit length between them is -

(a) 6.4 x 10-5 N/m

(b) 6.4 x 10-2N/m

(c) 4.6 x 10-4 N/m

(d) 3.2 x 10-4 N/m

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1 Answers

Option : (d) 3.2 x 10-4 N/m

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