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प्रश्न
Answer the following in a word or two or in a sentence.
Give one example of a machine used to multiply speed.
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उत्तर
Class III lever (hockey stick, fbreep)
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संबंधित प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
Name the class to which the following lever belong:
a lemon squeezer
Answer the following.
Name the simplest of all types of machines.
Answer the following.
What is a Class I lever?
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.
Given an example of a Class I lever.
What is the use of the lever if its mechanical advantage is
- more than 1,
- equal to 1, and
- less than 1?
Class III levers have mechanical advantage less than one. Why are they then used?
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 |
Classify the following into levers:
Claw hammer
