Units

In addition to System of Units, as per requirement of different branches of physics there is one or more necessary and appropriate standard quantity and…

Procedure to Write Units Some rules of writing unit as accepted in the international conference in 1960 are mentioned below: (i) Unit is to be…

Task: To determine the mechanical efficiency of screw driver. Required accessories: Two screw drivers of different size, two screw of the same length, soft wood.…

Wheel-rod axis is one type of simple machine. It is originally different form of lever. Here, wheel acts as the force-arm and rod-axis act as…

Pulley is one kind of simple machine. There is grooved small wheel (dish) from which a rope is hanged from two sides. The pulley rotates…

Inclined plane is a simple machine; with the help of it a heavy body can he lifted by sliding it rather than raising the body…

Hammer There are generally two ends of a hammer. By one end drive a nail into wood and by another end it plucks nail out…

A lever is one of the most common tools we use to help us lift things beyond our strength limit. The levers can be classified…

Lever is a simple machine in which a strong bar can freely move upward and down and or rotate on a supporter. The lever is…

In physics, Force is something that causes a change in the motion of an object. Force is a push or pull upon an object resulting…