Simple machines · सरल मशीनें
A free Physics lesson for Class 5 children.
A simple machine makes our work easier.
A lever is a bar that turns about a fixed point called the fulcrum.
We push on a lever with effort to lift a load.
A see-saw, a pair of scissors and a crowbar are levers.
A pulley is a wheel with a rope, used to lift things up, like a flag.
An inclined plane is a slope, such as a ramp or a slide.
A wedge, like an axe, cuts or splits things. A screw holds things together.
A wheel and axle helps things to move, as in a bicycle or a cart.