+1 vote
in JEE by (127 points)

A rectangular loop carrying current i is situated near a long straight wire such that the wire is parallel to one of the sides of the loop and the plane of the loop is same of the left wire. If a steady current I is established in the wire as shown in the figure the loop will

Please log in or register to answer this question.

1 Answer

+1 vote
by (15.0k points)

The steady current I will move towards the wire

Correct Answer is (C)


Wires placed close to each other carry current in the same direction and hence attract. Wires placed far apart carry current in opposite direction and hence repel each other. But here attraction is strong and repulsion is weak. So, loop moves towards the wire.

by (127 points)
So incase if the wires repel than there is no chance of movement as in case of attraction.

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.