1.The ratio of diameters at two poits of a pipe are 2 : 1 then what will be ratio of velocity of liquid flow through there points?

If the ratio of the diameters of two spheres is 3:5, then what is the ratio of their surface areas?

If the ratio of the diameters of two spheres is 3 : 5, then what is the ratio of their surface areas ?

The cross-sectionss of a pipe at two points A and B are in the ratio 1.4. If the speed of water flowing through the pipe at point A is v, its speed at point B is

The diameter of two silver discs are in the ratio 2:3. What will be the ratio of their areas?

A liquid flows through a pipe of non-uniform cross-section. If A_(1) and A_(2) are the cross-sectional areas of the pipe at two points, the ratio of velocities of the liquid at these points will be

Water is flowing through a tube of non-uniform cross-section ratio of the radius at entry and exit end of the pipe is 3 : 2 . Then the ratio of velocities at entry and exit of liquid is

If the ratio of the masses of two planets is 8 : 3 and the ratio of their diameters is 2 : 3, then what will be the ratio of their acceleration due to gravity ?

The ratio of the diameters of two metallic rods of the same material is 2 : 1 and their lengths are in the ratio 1 : 4 . If the temperature difference between their ends are equal, the rate of flow of heat in them will be in the ratio