When a number of capcitors of equal capa...

When a number of capcitors of equal capacitances are connected in series, the effective capacitance is `0.4 mu F` and when they are connected in parallel, the effective capacitance is `90mu F`. What is the capacitance of each capacitor ?

A

A.`9 mu F`

B

B.`10 muF`

C

C.`6 muF`

D

D.`3 muF`

Verified by Experts

The correct Answer is:

C

`C_s = c/n = 0.4 muF`
`C_P = nc = 90 muF`
`:. C = 12 muF`

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