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प्रश्न
The diagram given below shows the three kinds of levers. Name the class of lever and give one example of the class.
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उत्तर
The provided diagram shows a lever system with the fulcrum, load, and effort clearly labeled.
Class of Lever
This is a Class 1 Lever, where the fulcrum is positioned between the load and the effort.
Examples of Class 1 Lever
- Seesaw: A common playground equipment.
- Scissors: Both handles and blades operate as Class 1 levers.
- Crowbar: Used for prying objects.
How It Works:
- In a Class 1 lever, the effort and load move in opposite directions around the fulcrum.
- Depending on the position of the fulcrum, the lever can be used to gain either a mechanical advantage (make lifting easier) or speed advantage.
APPEARS IN
संबंधित प्रश्न
What is a lever?
Name the class to which the following lever belong:
a pair of sugar tongs
Name the class to which the following levers belong:
a pair of pliers
Name the machine to which the following belong:
Lemon crusher
Tick the most appropriate answer.
A pair of scissors is an example of a/an
Answer the following in a word or two or in a sentence.
Which type of machine is used to squeeze a lemon?
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Which type of lever has a mechanical advantage always more than one? Give one example. What change can be made in this lever to increase its mechanical advantage?
Explain why the mechanical advantage of the class III type of lever is always less than 1.
Shows a lemon crusher. Name the class of lever.
