From the circuit given below, the capacitance between terminals A and B shown in the circuit is ____ μ F. (. take C_1=C_2=C_3=1 μ F and C_4=2 μ F. )

From the circuit given below, the capacitance between terminals $\displaystyle A$ and $\displaystyle B$ shown in the circuit is $\displaystyle \_\_\_\_$ $\displaystyle \mu \mathrm{F}$. $\displaystyle \left(\right.$ take $\displaystyle C_1=C_2=C_3=1 \mu \mathrm{~F}$ and $\displaystyle C_4=2 \mu \mathrm{~F}$. )