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A zener diode of power rating 1.6 W is t...

A zener diode of power rating 1.6 W is to be used as voltage regulator.If the zener diode has a breakdown of 8 V and it has to regulate voltage fluctuating between 3 V and 10 V.The value of resistance `R_s` for safe operation of diode will be

A

10`Omega`

B

13`Omega`

C

13.3 `Omega`

D

12`Omega`

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