Hint: The magnetic field due to all 8 long straight wires at the center is zero. Evaluate the magnetic field due to remaing current carrying arcs using integration or using the formula for magnetic field at the center of current carrying loop and multiplying it by a factor of 3*45/2pi.
–
Lokesh Sharma
·
4 years, 1 month ago

## Comments

Sort by:

TopNewestHint: The magnetic field due to all 8 long straight wires at the center is zero. Evaluate the magnetic field due to remaing current carrying arcs using integration or using the formula for magnetic field at the center of current carrying loop and multiplying it by a factor of 3*45/2pi. – Lokesh Sharma · 4 years, 1 month ago

Log in to reply

– Sayan Chowdhury · 4 years, 1 month ago

ok thanxx, i got it..:)Log in to reply