For the bridge shown in the given figure,
$C_1$
$R_2$
$R_1$
$C_3$
$C_x$
$R_x$
at balance the values of $R_x$, $C_x$ and $Q_x$ will
be
(a) $R_x = C_1R_2/C_3$,
$C_x = R_1C_3/R_2$,
$Q_x = \omega C_1R_1$
(b) $R_x = C_1R_2/C_3$,
$C_x = R_1C_3/R_2$,
$Q_x = 1/\omega C_1R_1$
(c) $R_x = C_1R_1/C_3$,
$C_x = R_2C_3/R_1$,
$Q_x = 1/\omega C_1R_1$
(d) $R_x = C_1R_1/C_3$,
$C_x = R_2C_3/R_1$,
$Q_x = \omega C_1R_1$