Question

Thermal expansion is always a nuisance true or false

Answer 1

Answer:

True

The thermal expansion means that particles expand back and forth due to high temperature. The railway tracks bend in summer as it remains exposed to the sunlight all day. This is the reason why we find gaps between the tracks. You will see many train accidents due to the thermal expansion also.

Answer 2

Answer:

Yes, Thermal expansion is always a nuisance:

Reasons:

• Because of high temperature in hot summer, the railway rails may expand or change. This may cause derailment of train which travels on track.

• Because of high temperature in hot summer (Thermal expansion), the cement floors or walls give cracks.

Hope so, this answer will helpful…..