Electrostatics Question 643

Question: Two capacitors $ C _{1} $ and $ C _{2} $ are charged to 120 V and 200 V respectively. It is found that by connecting them together the potential on each one can be made zero. Then

Options:

A) $ 3C _{1}=5C _{2} $

B) $ 3C _{1}+5C _{2}=0 $

C) $ 9C _{1}=4C _{2} $

D) $ 5C _{1}=3C _{2} $

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $ 120C _{1}=200C _{2} $

$ 6C _{1}=10C _{2} $

$ 3C _{1}=5C _{2} $



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