1.

In a circuit, L, C and R are connected in series with an alternating voltage source of frequency ƒ The current leads the voltage by 45^(@). The value of C is

Answer»

`(1)/(2PI F(2pifL+R))`
`(1)/(PIF(2pifL+R))`
`(1)/(2pif(2pifL-R))`
`(1)/(pif(2pifL-R))`

ANSWER :A


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