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[Post New] 17 Oct 2007 14:07:15 IST
   Subject: Electric field
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A K (934)

Olaaa!! Perrrfect answer. 168  [215 rates]
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Can anyone plz tell me clearly the cases when to use /20
or /0
for eg in the below question :
A large conducting plane has a surface charge density of 10^-4 C/m^2
.Find the electrostatic energy stored in a cubical voulme of edge 1cm.
which one to use?
and why??
    
[Post New] 17 Oct 2007 19:11:21 IST
   Subject: Electric field
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Krishna Gopal Singh (4613)

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Olaaa!! Perrrfect answer. 737  bad job dude!! I dont approve of this answer! 2  [1205 rates]
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First one will be used if there is one chargerd surface and second will be used when there are two surfaces.

Conducting plane will have two surfaces of charge and hence we will use second
Krishna Gopal Singh
B.Tech Chemical Engg
IIT Delhi 2002
Currently doing PhD from IIT Delhi
  this reply:   7 points  (with 1  Olaaa!! Perrrfect answer.   in 2   votes   )     [?]
 
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