Two equal capacitors are first connected in series and then in parallel. The ratio of the equivalent capacities in

Option 1 -

4:1

Option 2 -

1:2

Option 3 -

1:4

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1 Answer

Answered by

alok kumar singh | Contributor-Level 10

a month ago

Correct Option - 3

Detailed Solution:

When connected in series, equivalent capacitance,

$C_{1} = \frac{C * C}{C + C} = \frac{C}{2}$

When connected in parallel, equivalent capacitance

C₂ = C + C = 2C

$\frac{C_{1}}{C_{2}} = \frac{C / 2}{2 C} = \frac{1}{4}$

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