In electrolysis, when same quantity of electricity is passed through different electrolytes, mass of substances deposited is proportional to 

If the rate of evaporation is y, and the rate of condensation is x, then, a vapour is saturated when 

The degree of precision of a vernier caliper is 

According to kinetic theory of gases, the pressure exerted by the gas on the wall is equal

The property by which a material returns to its original shape after the removal of force is called