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प्रश्न
Answer the following in a word or two or in a sentence.
Which type of machine is used to squeeze a lemon?
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उत्तर
Class II lever
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संबंधित प्रश्न
Name the class to which the following lever belong:
a pair of sugar tongs
How can you increase the mechanical advantage of a lever?
Answer the following.
Name the simplest of all types of machines.
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.
Give one example of a machine used to multiply speed.
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
Name the three classes of levers and state how are they distinguished. Give two examples of each class.
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Match the following:
| 1. | Class I lever | a. | Wheelbarrow |
| 2. | Class II lever | b. | Seesaw |
| 3. | Class III lever | c. | Axe |
| 4. | Wedge | d. | Hockey sick |
second-order lever ______.
