SubjectThe escape velocity of a body projected vertically upwards from the surface of Earth is 11.2 km/s. If the body is projected in a direction making an angle 450 with the vertical, the escape velocity will be
The escape velocity of a body projected vertically upwards from the surface of Earth is 11.2 km/s. If the body is projected in a direction making an angle 450 with the vertical, the escape velocity will be