In a series L C R circuit, the inductance L is 10 mH, capacitance C is 1 μ F and resistance R is 100 Ω. The frequency at which resonance occurs is:

In a series $\displaystyle L C R$ circuit, the inductance $\displaystyle L$ is $\displaystyle 10$ mH , capacitance $\displaystyle C$ is $\displaystyle 1 \mu \mathrm{~F}$ and resistance $\displaystyle R$ is $\displaystyle 100 \Omega$. The frequency at which resonance occurs is :