Homework Help: Physics

Posted by Nina on Monday, May 10, 2010 at 3:58pm.

How many electrons must be removed from an object to leave it with a charge of 2.0 x 10 exp-10C? This is a small though not neglible static charge.

Physics - drwls, Monday, May 10, 2010 at 4:02pm
Divide that charge by the electron charge,
e = 1.6*10^-19 Coulombs

Looks like it will be about a billion electrons
Physics - Nina, Monday, May 10, 2010 at 4:39pm
thx

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