Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.

Start Practicing

Worksheet: Using Ampereโ€™s Law to Calculate the Magnetic Field of Currents


The coil whose lengthwise cross section is shown in the accompanying figure carries a current ๐ผ and has ๐‘ evenly spaced turns distributed along the length ๐‘™ .

Evaluate ๏…‡ โ‹… B I d in terms of ๐œ‡ 0 and ๐ผ for path ๐ด .