Gravity: Using a Light gate and ‘picket fence’ to measure g

Note: A suitable multi-segmented card (picket fence) is available as part of the Dynamics Extension Kit 1 (Product No 3801) or the Interrupt card set (Product No. 3803)  Position a Light gate at the top of the vertical pillar and connect to input A on the EasySense logger.  Open the EasySense program and select Timing. Select to record Acceleration at A with a picket fence.

Enter the pitch length e.g. 40 mm and the calculation increment e.g. 2.

l

 Select Start. Hold the picket fence just above the Light gate and release.