Chapter 3 part 2: Gravitaion S.chand Solution
Very Short Answer Type Questions 1. Write the common unit of density. Answer: The common unit of density is kilogram per cubic meter (kg/m³). 2. What is the density of water in SI units? Answer: The density of water in SI units is approximately 1000 kg/m³. 3. What is the value of relative density of water? Answer: The relative density of water is 1. 4. Name the quantity whose one of the units is pascal (Pa). Answer: Pressure is the quantity whose one of the units is pascal (Pa). 5. State the units in which pressure is measured. Answer: Pressure is measured in pascal (Pa) or newton per square meter (N/m²). 6. State whether the following statements are true or false: (a) The buoyant force depends on the nature of object immersed in the liquid. Answer: True. (b) Archimedes’ principle can also be applied to gases. Answer: False. 7. In which direction does the buoyant force on an object due to a liquid act? Answer: The buoyant force on an object due to a liquid acts upward. 8. What is the o...