Class -VIII
Physics
Time-20 min FM - 10 -------------------------------------------------------------------------------------------------------------------
1. A piece of stone has a mass of 50 g and volume of 25 cu. cm. [3+2+2+3]
Find its density and relative density.
2. Define Eureka Can & Hydrometer
3. Why is a plimsoll line a safety requirement for a ship?
4. A bronze ball weighs 5600N and it exerts a pressure of 24800Pa on the ground on which it stands. Find the area of the base.
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