EVER WONDERED WHAT PRODUCES LIFT IN AN AIRCRAFT RATHER THAN A FUEL!!?

An AIRFOIL produces a lifting force that acts at right angles to the airstream and a dragging force that acts in the same direction as the airstream. What is an Aerofoil in general!? An airfoil or aerofoil  is the cross-sectional shape of a wing. The lift on an airfoil is primarily the result of its angle of attack. This force is known

DOES MASS HAVE ANY ROLE IN ROCKET PROPULSION?

The Mass of a Rocket is important for two reasons : An object with less mass accelerates more quickly. An object with more mass has more gravitational force acting on it. To understand these ideas, it is useful to think of objects moving in a horizontal direction before thinking about the vertical motion of a rocket. Horizontal Rocket Motion: