Posted by Sam on .
A pendulum has a period of 0.70 s on Earth. What is its period on a planet where the acceleration of gravity is about 0.51 that on Earth?

physics 
drwls,
Since the period is proportional to sqrt(L/g), the period will get multiplied by sqrt(1/0.51) = 1.400
That will make the new period 0.980 seconds