Question

A test tube floats in water with a small coin at it's bottom . The mass of the test tube is equal to mass mass of seven coins and external volume is 16 cm × 16 cm × 16 cm . It just sink when third coin is added . Calculate the mass of each coin . (Density of water is 1g/cm)​

Answer 1

Answer:

coin will be sink because the density is lower than the water