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प्रश्न
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
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उत्तर
less than 1: The load arm of a pair of scissors.
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संबंधित प्रश्न
What is a lever?
Name the class to which the following lever belong:
a beam balance
Name the class to which the following lever belong:
a crowbar
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
State three differences between the three classes of levers.
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.
Explain why the mechanical advantage of the class III type of lever is always less than 1.
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 |
Differentiate Class I lever and Class II lever.
