Conceptual: Reasonant Frequency

[BuBbLeS01]

Homework Statement

If the inductance and the capacitance both double in an LRC series circuit, the resonant frequency of the circuit will...
decrease to 1/4 its original value
decrease to 1/2 its original value
decrease to 1/8 its original value

Homework Equations

The Attempt at a Solution

I don't understand how to figure this out...

 

[alphysicist]

Hi BuBbLeS01,

What is the formula for resonant frequency? That should guide you as to what happens when L and C change.