1 / 5

ds is an infinitesimal quantity in the direction of dx, so

Example: calculate the magnetic field at point P due to a thin straight wire of length L carrying a current I. (P is on the perpendicular bisector of the wire at distance a.). y. P. . dB. . r. a. . x. . z. ds. I. x. L. ds is an infinitesimal quantity in the direction of dx, so.

baink
Télécharger la présentation

ds is an infinitesimal quantity in the direction of dx, so

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Example: calculate the magnetic field at point P due to a thin straight wire of length L carrying a current I. (P is on the perpendicular bisector of the wire at distance a.) y P  dB  r a  x  z ds I x L ds is an infinitesimal quantity in the direction of dx, so

  2. y P dB  r a  x  z ds I x L

  3. y P dB  r look integral up in tables, use the web,or use trig substitutions a  x  z ds I x L

  4. y P dB  r a  x  z ds I x

  5. y P dB  r a  x  z ds I x When L, The r in this equation has a different meaning than the r in the diagram! or

More Related