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When an incandescent lightbulb is turned on, about 0.50 C of charge moves through the filament each second. How many electrons are flowing through the filament?

physics
 Jun 23, 2015

Best Answer 

 #1
avatar+33654 
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1 electron has a charge of 1.602176565×10−19 C so 1 C represents 1019/1.602176565 electrons

 

0.5 C represents 0.5*1019/1.602176565 electrons 

 

0.5×10(19)1.602176565=3120754671630089658.6887725448661771

 

or approximately 3*1018 electrons.

.

 Jun 23, 2015
 #1
avatar+33654 
+5
Best Answer

1 electron has a charge of 1.602176565×10−19 C so 1 C represents 1019/1.602176565 electrons

 

0.5 C represents 0.5*1019/1.602176565 electrons 

 

0.5×10(19)1.602176565=3120754671630089658.6887725448661771

 

or approximately 3*1018 electrons.

.

Alan Jun 23, 2015

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