Question

A solid lighter than water is found to weigh 7.5 gf in air. When tied to a sinker the commation
is found to weigh 62.5 gf. If the sinker alone weighs 72.5 gf in water, find R.D. of solid​

Answer 1

Explanation:

ANSWER

Volume of water displaced = 80cm

3

Volume of sinker = 50cm

3

Volume of block = 30cm

3

So mass of block = 0.5g/cc×30cc

mass = 15gm

weight = 15gwt