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IUT_08-09
HSC - পদার্থ বিজ্ঞান ২য় পত্র
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অধ্যায়-০২ঃ স্থির তড়িৎ
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All Topics
If the charge on a capacitor is increased by
2
C
2\ C
2
C
, the energy stored in it increases by
21
%
21\%
21%
. What is the original charge of the capacitor?
A.
10 C
B.
20 C
C.
30 C
D.
40 C
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