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Find the time constant for the given RC ...


Find the time constant for the given RC circuits in correct order (in `mus`)
`R_(1)=1Omega,R_(2)=2Omega,C_(1)=4muF,C_(2)=2muF`

A

`18,4,8//9`

B

`18, 8//9,4`

C

`4,18, 8//9`

D

`4,8//9,18`

Text Solution

Verified by Experts

The correct Answer is:
B
b. We know that time constant of an RC circuit is RC. Find
equivalent resistance and capacitance in each case and then
determine the time constant.
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