Home
Class 8
PHYSICS
Small gaps are left between railway line...

Small gaps are left between railway lines because :

A

we cannot have rails of very long length.

B

it allows for expansion of rails during summer

C

it allows for contraction of rails during summer

D

both (b) and (c)

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • HEAT TRANSFER

    ICSE|Exercise EXERCISE (OBJECTIVE TYPE QUESTIONS) (Match the columN)|1 Videos

  • HEAT TRANSFER

    ICSE|Exercise EXERCISE (STUDY QUESTIONS)|18 Videos

  • HEAT TRANSFER

    ICSE|Exercise EXERCISE (OBJECTIVE TYPE QUESTIONS) (true/false)|5 Videos

  • FORCE AND PRESSURE

    ICSE|Exercise Picture Study |4 Videos

  • LIGHT ENERGY

    ICSE|Exercise THEME ASSIGNMENT D. Statements given below are incorrect. Write the correct statements.|7 Videos

Similar Questions

Explore conceptually related problems

Statements given below are incorrect. Write the correct statements. Small gaps are provided between the railway lines to provide for easy transportation and laying of railway lines.

Why are gaps left in between rails, while laying a railway line? Explain.

Why are gaps left between successive rails on a railway track ?

A railway track (made of iron) is laid in winter when the average temperature is 18^(@)C . The track consists of sections of 12 m placed one after the other. How much gap should be left between two such sections so that there in no compression during summer when the maximum temperature goes to 48^(@)C ? Coefficient of linear expansion of iron = 11 xx 10^(-5)C^(-1) .

Very small animals are rarely found in polar regions because

The difference between RNA and DNA is because of :

Why is a small gap left behind the walls while mounting a girder for roofing? Explain.

The gap between two neurons is called a

A train is moving with a speed of 20 m/s at a place where the radius of curvature of the railway line is 1500 m. Calculate the distance between the rails if the elevation of the outer rail above the inner rail is 0.042 m ?

A long metal rod is bent to form a ring with a small gap if this is heated, will this gap increase or decrease?