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A rigid square loop of side ‘a’ and carrying current I2 is lying on a horizontal surface near a long current I1 carrying wire in the same plane as shown in figure. The net force on the loop due to the wire will be

(a)

Repulsive and equal to

(b)

Repulsive and equal to

(c)

Zero

(d)

Attractive and equal to



Question ID - 51240 | SaraNextGen Top Answer

A rigid square loop of side ‘a’ and carrying current I2 is lying on a horizontal surface near a long current I1 carrying wire in the same plane as shown in figure. The net force on the loop due to the wire will be

(a)

Repulsive and equal to

(b)

Repulsive and equal to

(c)

Zero

(d)

Attractive and equal to

1 Answer
127 votes
Answer Key / Explanation : (a) -

F = I2a (B1  B2)

B1 =

B2

F =

127 votes


127