BFMracing

General Category => General Board => Homework Haven => Topic started by: Mitch_Face on June 08, 2009, 06:31:36 PM

Title: To all the Physicists out there
Post by: Mitch_Face on June 08, 2009, 06:31:36 PM

Hey go to:
http://www.hscphysics.edu.au/resources

Then click on thomsons experiment.

Ive been working through this and i have been able to do every question except for one.
Can someone tell me how to get the velocity with the information that you are given?
Thanks

Title: Re: To all the Physicists out there
Post by: BFM_Kiwi on June 08, 2009, 06:43:55 PM

Electrice Force F = eV/d
Magnetic Force F = Bev

so  Bev = eV/d, solve for v.

Title: Re: To all the Physicists out there
Post by: BFM_Edison on June 08, 2009, 07:28:50 PM

Brittish...?

And what Kiwi has is correct. Remember that e represents the charge of an electron.