17. Measurement of g with a pendulum
approximately 1.5 m string or thread
two small wooden blocks to clamp the string
stand , boss and clamp
pin and blu tack to use as a fiducial marker.
stop clock (reading to 0.01 s)
Physical injury if the pendulum breaks.
Students should wear eye protection and should provide safe landing for the load should sample break, e.g. a box containing old cloth/sponges etc.