nabil
 
Reply Wed 27 May, 2009 09:42 am
An uncharged cloth is rubbed on an uncharged glass and is left with a negative charge of 5.2 ?- 10"12 C.
(a) How many electrons make up this charge?
(b) What charge is left on the glass rod?
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Type: Question • Score: 0 • Views: 950 • Replies: 1
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DrewDad
 
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Reply Wed 27 May, 2009 09:50 am
@nabil,
a) http://en.wikipedia.org/wiki/Elementary_charge
b) Where do you think the electrons came from?
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