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- 1. Fill in the Blank
The upward force experienced by a body when it is completely or partially immersed in a fluid is called -------
- 2. Fill in the Blank
If the upthrust is more than the weight of the body, then body will _______.
- 3. Fill in the Blank
The point where weight of the body acts is called ________
- 4. Fill in the Blank
The point where buoyant force acts on the body is called ________.
- 5. Multiple Choice
The direction of buoyant force is
downwards
sideways
upwards
in any direction
- 6. Multiple Choice
The correct formula of upthrust is
h
hg
V g
h g
- 7. Multiple Choice
If a body will be put in water, it will weigh
more than weight in air
less than weight in air
same as weight in air
may be more or less depending on impurities in water
- 8. Multiple Choice
According to Archimedes, loss in weight is equal to
weight of liquid
weight of the body
weight of the liquid displaced by the immersed part of the body
density of liquid
- 9. Multiple Choice
Upthrust is more in sea water than pure water because
sea water is salty
sea water has more density than pure water
sea water has aquatic animals
sea water has waves
- 10. Fill in the Blank
The weight of 100 ml of water is _______
- 11. Fill in the Blank
The above diagram shows a vessel called ________.
- 12. Fill in the Blank
If density of solid is more than liquid it will ______ in liquid
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