Скачать или смотреть Types of lever with examples || Class 5 Science Ch-Simple machines || 1st 2nd 3rd class lever ||

CLASS- 5
Chapter- SIMPLE MACHINES
Explained by AARADHYA AGARWAL

SIMPLE MACHINES make work easier. They have few or no moving parts and they work by changing the direction of a force or the amount of force needed to do something. Levers are handy and used to lift objects. It has an arm and fulcrum. Both are moving in opposite directions. There are three different classes of levers. They can be identified using a simple technique.
A First-Class Lever - It has the fulcrum between the load and the effort. The first-class lever example is See-Saw.
A Second-Class Lever - It has the load between the effort and the fulcrum. The second-class lever example is a wheelbarrow.
A Third-Class Lever - It has the effort between the load and the fulcrum. A third-class lever example is a fishing rod.
#levers
#simple machines
#examples of lever
#types of lever
#1st class 2nd class and 3rd class lever
#class 5
#force work and energy