1.

Two positive charges of 20 \[coulomb\] and \[Q\ coulomb\]are situated at a distance of \[60\,cm\]. The neutral point between them is at a distance of \[20\,cm\] from the \[20\,coulomb\] charge. Charge \[Q\] is

A.                    \[30\,C\]
B.                                      \[40\,C\]
C.                    \[60\,C\]
D.                                      \[80\,C\]
Answer» E.


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