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Question

A piece of wood is 3 m long, 2 m wide and has a thickness of 1 m. Find the density of wood if its mass is 2 kg.


A

0.03 kg m3

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B

33 kg m3

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C

0.33 kg m3

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D

3.33 kg m3

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Solution

The correct option is C

0.33 kg m3


Given: Mass of piece of wood, M = 2 kg
Volume of piece of wood, V = 1 m×2 m×3 m=6 m3

Density of wood=Mass of woodVolume of wood
Hence, dwood=2 kg6 m3 = 0.33 kg m3


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