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The dimensions of a hall are 10 m × 7 m × 5 m. If the density of air is 1.11 kg m-3, find the mass of air in the hall. - Physics

Sum

The dimensions of a hall are 10 m × 7 m × 5 m. If the density of air is 1.11 kg m-3, find the mass of air in the hall.

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Solution

The dimensions of hall 10m × 7m × 5m
i.e. V350 m3
Density of air(D)= 1.11 kg m-3
M = V × D 350 ×  1.11 =388.5 kg

Concept: Comparison of Densities in the Three States of Matter.
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APPEARS IN

Selina Concise Physics Class 8 ICSE
Chapter 2 Physical Quantities and Measurement
Numericals | Q 2 | Page 36
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