1
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

A capacitor of capacitance $$15 \mu \mathrm{F}$$ having dielectric slab of $$\varepsilon_r=2.5$$, dielectric strength $$30 \mathrm{~MV} / \mathrm{m}$$ and potential difference $$=30 \mathrm{~V}$$. Calculate the area of the plate.

A
$$6.7 \times 10^{-4} \mathrm{~m}^2$$
B
$$4.2 \times 10^{-4} \mathrm{~m}^2$$
C
$$8.0 \times 10^{-4} \mathrm{~m}^2$$
D
$$9.85 \times 10^{-4} \mathrm{~m}^2$$
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