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Calculate the Density of an Object of Volume 3 M3 and Mass 9 Kg. State Whether this Object Will Float Or Sink in Water. Give Reason for Your Answer. - Science

Short Note

Calculate the density of an object of volume 3 m3 and mass 9 kg. State whether this object will float or sink in water. Give reason for your answer.

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Solution

ρ (density) = ?
V (volume) = 3 m3
m (mass) = 9 kg
`ρ = m/V`
= `9/3`
ρ = 3 kg/m3
Answer: Density = 3 kg/m3.
It will float in water because the density of this object (3 kg/m3) is less than the density of water (1,000 kg/m3).

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APPEARS IN

Lakhmir Singh Science Class 9 Physics
Chapter 3 Gravitation
Short Answers | Q 52 | Page 125
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