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प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
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उत्तर
The mechanical advantage of class II levers is always more than 1.
Example – Nutcracker, wheelbarrow, bottle opener, etc.
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संबंधित प्रश्न
Fill in the blank:
In class II levers, the load is in between fulcrum and .........
Give one example of a class I lever in a case where the mechanical advantage is equal to 1?
Name the class to which the following lever belong:
a pair of sugar tongs
Name the class to which the following lever belong:
a wheelbarrow
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
How can you increase the mechanical advantage of a lever?
Name the machine to which the following belong:
Sugar tongs
Answer the following.
State the principle of levers.
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 |
Name the class of the lever shown in the picture below:
