What is escape velocity? Obtain an expression for it.

What is orbital velocity? Obtain an expression for it.

What is escape velocity? Find an expression for the escape velocity of a body when projected from the surface of the earth. Show that the escape velocity form the earth's surface is about 11.2 km/sec.

What is critical velocity? Obtain an expression for critical velocity of an orbiting satellite. On what factors does it depend?

what are escape velocity

Define escape velocity obtain an expression for escape velocity of a body from the surface of earth? Does the escape velocity depend on Location from where it is projected.