Homework Help: physics

Posted by kyle on Wednesday, March 25, 2009 at 8:33pm.

On average, the electron and proton in a hydrogen atom are seperated by a distance of (5.3 x 10 -11 m), assuming the orbit of the electron to be circular,
(a) what is the electric force on the electron? and (b) WHat is the electrons orbital speed? and (c) What is teh magnitude of the electrons entripetal acceleration in units of (g).

physics - drwls, Wednesday, March 25, 2009 at 9:07pm
(a) Use Coulomb's law F = k e^2/R
(b) m V^2/R = F Solve for V
m is the elevtromn mass
(c) V^2/R

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