Simple Pendulum equation

1. Apr 20, 2005

confused1

A pendulum has a period of 1.8 s.

a) Its mass is doubled. What is its period now?

b) Its length is doubled. What is its period now?

The original pendulum is taken to a planet where g = 16 m/s2.
c) What is its period on that planet?

2. Apr 20, 2005

Spectre5

So what's the equation for the period of a simple pendulum

3. Apr 20, 2005

confused1

T = 2*pi / w. What is w for a simple pendulum?

4. Apr 20, 2005

Spectre5

T = 2 * Pi * sqrt( L/g )