Question

In an LCR circuit having L = 8 henery. C = 0.5 µF and R = 100 ohm in series, the resonance frequency in radian/sec is

Options

• 600

• 6000

• `250/pi`

• 500

Answer 1

500

Explanation:

w = `1/sqrt(Lc)`

= `1/sqrt(8 xx 0.5 xx 10^6)`

= `1000/2`

= 500 rad/s.