Define coefficient of linear expansion of a solid.

Define co-effecient of linear expansion and find its relation with co-efficient of areal expansion.

Find a relation between co-efficient of linear expansion and co-efficient of cubical expanstion of a solid.

The radius of a metal sphere at room temperature T is R, and the coefficient of linear expansion of the meta is alpha . The sphere is heated a little by a temperature DeltaT so that its new temperature is T + DeltaT . The icnrease in the volume of the sphere is approximately

A brass and an iron rod are each of one metre long at 0^@C . Find the difference in their lengths at 100^@C . Coefficient of linear expansion of brass is 0.000019 and of iron = 0.000012.

Define coefficient of friction.

Coefficient of cubical expansion of water

A thin rod having length L_0 at 0^@C and coefficient of lineare expansion alpha has its two ends maintained at temperatures theta_1 and theta_2 , respectivley. Find its new length.

What is meant by coefficient of linear expansion, superficial expansion and cubical expansion? Derive the relation between them.

Find the coefficient of a^4 in the expansion of the product (1+ 2a)^4 (2-a)^5 .