Friction Board Apparatus

For experiments in friction and its dependence on various factors.

Comprises a wooden friction board about 490x75x18mm in size, a long aluminium friction

board that fits over the wooden friction board, a wooden alider about 140x70x18mm with

hook, a plain minium slider that fits over wooden slider and an aluminium slider with rubber

sheet pasted on one side to provide various combinations of surfaces for friction experiments.