Question

The length, breadth and height of a hall are 10 m, 7 m and 4 m respectively. If the density of air is 1.22 kgm³, find the mass of air in the hall.​

Answer 1

Answer:

The Volume of the room is given as V=L×B×H=5×3×4=60m

3

.

We know, Mass = Density×Volume.

Given that the density =1.3kg/m

3

.

So, Mass of the air =1.3×60Kg.

Hence, mass of the air enclosed in the room is 78 kg.

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