1.

In Wheat stone's bridge shown in the adjoining figure galvanometer gives no deflection on pressing the key, the balance condition for the bridge is:

Answer»

`(R_C)/(R_2) =(C_1)/(C_2)`
`(R_1)/(R_2)= (C_2)/(C_1)`
`(R_1 )/(R_1 +R_2) = (C_1)/(C_1 -C_2)`
`(R_1)/(R_1 -R_2) = (C_1)/(C_1 +C_2)`

ANSWER :B


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