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In an LRC circuit L, C and R values are respectively 8 henry, $0.5 μ F$ and $100 Ω$ are arranged in series. The resonating frequency is

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900 rad/s

79.6 Hz

500 rad/s

300 Hz

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detailed solution

Correct option is B

Given R=100Ω, L=8H, c=0.5μF f=? f=12πLC=12×π8×0.5×10−6 =12π×2×10−3 =10004π=250π =79.6 Hz

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In an LRC circuit L, C and R values are respectively 8 henry, 0.5μ F and100Ω are arranged in series. The resonating frequency is

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In an LRC circuit L, C and R values are respectively 8 henry, $0.5 μ F$ and $100 Ω$ are arranged in series. The resonating frequency is