# Quick Thermal Dynamics Question

1. Jan 26, 2005

### benji

So we had a "quick quiz" a while back and I forgot about it and completely bombed it. I understand everything I did wrong now except for one part... Here's the question:

Originally I just used:

...that wasn't taking into account the time it takes to go "tick-tock" and I'm pretty sure it was the wrong equation.

Thanks!

2. Jan 26, 2005

### Staff: Mentor

period of a pendulum

You need to use the formula for the period of a simple pendulum:
$$T = 2\pi \sqrt{L/g}$$

3. Jan 26, 2005

### benji

Okay, nevermind I figured it out. You were right ;). Thanks.

Last edited: Jan 26, 2005