The radius of a metal sphere at room temperature T is R , and the coefficient of linear expansion of the metal isalpha. The sphere is heated a little by a temperature Delta T so that its new temperature is T + Delta T. The increase in the volume of the sphere isapproximately

The radius of a metal sphere at room temperature T is R , and the coef

1.	The radius of a metal sphere at room temperature T is R , and the coefficient of linear expansion of the metal isalpha. The sphere is heated a little by a temperature Delta T so that its new temperature is T + Delta T. The increase in the volume of the sphere isapproximately
Answer» `2pi R ALPHA Delta T` ` PI R^(2) alpha Delta T` `4 pi R^(3) alpha Delta T//3` ` 4 pi R^(3) alpha Delta T` ANSWER :D