Skip Navigation
Search

Free Fall With Photocell Gates

Purpose

To measure the acceleration of gravity.

Equipment

Photocell gate timer, cylindrical mass with plastic tube mounted as photographed.

Setup Time

10 min.

Images

c2-04

Description

The gates are set about x = 50 cm apart along the vertical line defined by the guide tube. A short aluminum cylinder is held immediately above the top photocell beam and released. The acceleration of gravity is then detemined using the equation g = 2 x / t**2. ◙

References

(PIRA 1C30.112)

C. Kinematics and Dynanmics

C. Kinematics and Dynanmics

Login to Edit