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Qs. Four charges +q,-q,+q,-q are placed in order on the four consecutive corners of a square of side a What will be the work done in changing the positions of any two consecutive charges of opposite sign?

Qs. Four charges +q,-q,+q,-q are placed in order on the four consecutive corners of a square of side  a   What will be the work done in changing the positions of any two consecutive charges of opposite sign?

Grade:12

1 Answers

Prajwal kr
49 Points
10 years ago

Method to solve:

Calculate the potential energy of the initial system.

 

After the change calculate the P.E.

 

Subtract it to get the workdone.

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