Online Test on Archimedes' Principle
1. When an object is partially or fully immersed in a fluid it experiences a force due to fluid displaced by it. What is this force called and in which direction it acts? *
1 point
2. The volume of 50 g of a substance X is 20cm^3 and volume of 100 g of another substance Y is 120 cm^3. Both the substances are placed on the surface of water. The observation will be *
1 point
3. The mass of an object is 200 g. The weight of given object is 1.5 N when it is fully immersed in water. The magnitude of buoyant force is *
take g = 10m/s^2
1 point
4. School bags are provided with broader straps. This is done to *
1 point
5. An empty plastic bottle is completely immersed in a fluid medium. Two forces acting on the plastic bottle are: *
1 point
6. An iron nail and a cork piece of equal mass are placed on the surface of water. The correct statement is: *
1 point
7. According to Archimedes’ principle, Buoyant force is equal to the *
1 point
8. Thrust is the name given to a force when it is applied *
1 point
9. Buoyant force exerted by fluid on an object is independent of *
1 point
10. An empty air tight plastic bottle and a similar bottle filled with sand are immersed completely in water. Would the magnitude of buoyant force experienced by them be same or different? *
1 point
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