In figure, there is a four way key at the middle. If key is shown from – McqOptions

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1.	In figure, there is a four way key at the middle. If key is shown from situation BD to AD, then how much charge will flow through point O?
A.	\[24\mu C\]
B.	\[36\mu C\]
C.	\[72\mu C\]
D.	\[12\mu C\]
Answer» D. \[12\mu C\]

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