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The charge on a capacitor decrease eta t...

The charge on a capacitor decrease `eta` time in time `t`, when it discharging through a circuit with a time constant` tau`

A

`t=eta tau`

B

`t= tau In eta`

C

`t= tau (In eta-1)`

D

`t= tau In (1- 1/(eta))`

Text Solution

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The correct Answer is:
B
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