The radius of a ring is R and its coefficient of linear expansion is `alpha.` If the temperature of ring increases by `theta` then its circumfrence will increase by

The diameter of a metal ring is D and the coefficient of linear expansion is alpha . If the temperature of the ring is increased by 1^(0)C , the circumference and the area of the ring will increases by

The diameter of a fly wheel is R . Its coefficient of linear expansion is alpha . If its temperature is increased by deltaT the percentage increase in its moment of inertia is

Coefficient of linear expansion always ____ with the increase in temperature.

A metal bar of length L and area of cross-section A is rigidly champed between two walls. The Young's modulus of its material is Y and the coefficient of linear expansion is alpha . The bar is heated so that its temperature is increased by theta^(@)C . Find the force exerted at the ends of the bar.

A cube of edge (L) and coefficient of linear expansion (alpha) is heated by 1^(0)C . Its surface area increases by

A rod of length l and coefficient of linear expansion alpha . Find increase in length when temperature changes from T to T+ DeltaT