A 15 Omega resistor , an 80 mH inductor ...

A `15 Omega` resistor , an `80 mH` inductor and a capacitor of capacitance C are connected in series with a 50 HZ are source . If the source voltage and current in the circuit are in phase , then the value of capacitance is .

A

`100 mu F `

B

`127 mu F `

C

`142 mu F `

D

`160 muF `

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