A uniform metre rule, retort stand, boss and clamp, two 100 g mass hangers and 12 x 100g slotted masses, a g-clamp, three lengths of string. Method Suspend the metre rule at the 50 cm mark so that ...

This evenness ensures accurate measurements. metre rule, retort stand, boss and clamp, two 100 g mass hangers and 12, 100g slotted masses, a g-clamp, three lengths of string.