Why are small gaps left between the rail tracks?

1.	Why are small gaps left between the rail tracks?
Answer» Answer: Explanation: These gaps which are of the ORDER of a few millimeters, are PROVIDED to allow ROOM for the rails to expand the rise in TEMPERATURE due to the atmospheric temperature as well as the friction caused by running of train. All materials expand when heated and contract when COOLED.

Answer»

Answer:

Explanation:

These gaps which are of the ORDER of a few millimeters, are PROVIDED to allow ROOM for the rails to expand the rise in TEMPERATURE due to the atmospheric temperature as well as the friction caused by running of train. All materials expand when heated and contract when COOLED.

Discussion

No Comment Found

Related InterviewSolutions

Lesson 6. Composition of Matter1) Deduce the molecular formulae of the compound obtained from the following pairs of elements by the cross multiplication method- C (Valency 4) & O (Valency 2), Ca (Valency 2) & O (Valency 2)
2. Why are cotton clothes more common than silk cloth?Cotton is less expensive than silkb. Cotton clothes can be used in all seasonsمقc. both a and bwhich one is the correct answer??
कोरोना वायरस फैलने के कारण
What is irregular reflection?
SIRWUT113 dic aciually tal val 013.Shearing can kill the sheep.
When was civil disobedience and non cooperation movement started and ended
What is an animal with a porous body
1.soils whicj are suitable to grow wheat
Plz tell me diffrentce between sexual and asexual
Write is the main cause of smoke

Why are small gaps left between the rail tracks? ​

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment

Why are small gaps left between the rail tracks?