Question

A balloon has a radius of 1 metre at sea level at a temperature 20 degree Celsius when taken to an altitude the temperature becomes minus 20 degree Celsius and the radius expand to 3m
what will be the pressure inside the balloon at the altitude

Answer 1

Explanation:

Altitude or height is defined based on the context in which it is used. As a general definition, altitude is a distance measurement, usually in the vertical or "up" direction, between a reference datum and a point or object. The reference datum also often varies according to the context. Wikipedia