An incompressible fluid flows through a tube at a uniform rate. Radius of the tube of at a point A is 2r and that at point b is r. If the velocity at the point A is v, then velocity at the point B will be

An incompressible fluid flows through a tube at a uniform rate. Radius

1.	An incompressible fluid flows through a tube at a uniform rate. Radius of the tube of at a point A is 2r and that at point b is r. If the velocity at the point A is v, then velocity at the point B will be
Answer» `2V` `V` `v/2` `4V` ANSWER :D