Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Figure shows as Amperian path ABCDA. part ABC is in vertical plane PSTU while part CDA is in horizontal plane PQRS. Direction of circulation along the path is shown by an arrow near point B and at D. Phi B. dl for this path according to Ampere’s law will be

Figure shows as Amperian path ABCDA. part ABC is in vertical plane PSTU while part CDA is in horizontal plane PQRS. Direction of circulation along the path is shown by an arrow near point B and at D. Phi B. dl for this path according to Ampere’s law will be

ABCDEFA was a square loop of side l but is folded in two equal parts so that half of it lies in the x - y plane . The origin O is centre of the frame also. The loop carries current i . The magnetic field at the centre is In figure