State Archimedes principle.
Name the principle which gives the magnitude of buoyant force acting on an object immersed in a liquid.
State whether the following statement is true or false :
Archimedes’ principle can also be applied to gases.
You have a bag of cotton and an iron bar, each indicating a mass of 100 kg when measured on a weighingmachine. In reality, one is heavier than other. Can you say which one is heavier and why?
You find your mass to be 42 kg on a weighing machine. Is your mass more or less than 42 kg?
