Free Fall Experiment - Acceleration due to gravity g

This ‘Free Fall Apparatus’ is adjustable up to 1 meter fall. The cable from the solenoid is connected to, the Insif Digital Timer, and the stainless steel ball is held by the solenoid, at an exact height from the lower platform.
Apparatus:
Digital Timer With Solenoid Release circuit and gate control
4-connecting wires
Magnetic coil release mechanism
Gate Mechanism
Free Fall Stand With Scale
8-12mm Iron Balls

[@maathaindobe]

Very concise. Thumbs up!