Question Answers

Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 13 - Fluid Mechanics > A piece of brass ( alloy of copper and zinc) weighs 12.9 gram in air. When completely immersed in water it weighs 11.3 gram. What is the mass of copper contained in the alloy ? Specific gravities of copper and zinc are 8.9 and 7.1 respectively

A piece of brass ( alloy of copper and zinc) weighs 12.9 gram in air. When completely immersed in water it weighs 11.3 gram. What is the mass of copper contained in the alloy ? Specific gravities of copper and zinc are 8.9 and 7.1 respectively

A hollow sphere of external radius R and thickness t