EASY
8th ICSE
IMPORTANT
Earn 100

What is the law of floatation ?

Important Questions on Physical Quantities and Measurement

MEDIUM
8th ICSE
IMPORTANT
The density of water is 1.0 g cm-3. The density of iron is 7.8 g cm-3. The density of mercury is 13.6 g cm-3.
Answer the following:
Will a piece of iron float or sink in water ?
MEDIUM
8th ICSE
IMPORTANT
The density of water is 1.0 g cm-3. The density of iron is 7.8 g cm-3. The density of mercury is 13.6 g cm-3.
Answer the following:
Will a piece of iron float or sink in mercury ?
MEDIUM
8th ICSE
IMPORTANT

The diagram given below show a body floating in three different liquids. A, B and C at different levels.
In which liquid does the body experience the greatest buoyant force ?

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MEDIUM
8th ICSE
IMPORTANT

The diagram given below show a body floating in three different liquids. A, B and C at different levels.

 Which liquid has the least density ?

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MEDIUM
8th ICSE
IMPORTANT

The diagram given below show a body floating in three different liquids. A, B and C at different levels.
Which liquid has the highest density ?

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MEDIUM
8th ICSE
IMPORTANT
For a floating body, how is its weight related to the buoyant force ?
MEDIUM
8th ICSE
IMPORTANT
Why does a piece of ice float on water ?
MEDIUM
8th ICSE
IMPORTANT
Explain why an iron needle sinks in water, but a ship made of iron floats on water.