MCQ
In the figure shown, the effective capacitance between the points $A$ and $B$, if each has capacitance $C$, is


- ✓$2\,C$
- B$\frac{C}{5}$
- C$5\,C$
- D$\frac{C}{2}$


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The total force on a $1 \,C$ point charge, placed at the origin, is $x \times 10^{3}\, N$. The value of $x$, to the nearest integer, is .........
[Take $\left.\frac{1}{4 \pi \epsilon_{0}}=9 \times 10^{9} \,Nm ^{2} / C ^{2}\right]$