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प्रश्न
Name the class of the lever shown in the picture below:
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उत्तर
The simple machine shown in the figure is a bottle opener. It is a class II lever, as it always acts as a force multiplier.
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संबंधित प्रश्न
What do you mean by the mechanical advantage of a lever?
Which class of lever has the mechanical advantage always more than 1? Give an example.
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 levers belong:
a pair of pliers
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a beam balance
Tick the most appropriate answer.
A pair of scissors is an example of a/an
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
Classify the following into levers:
A door
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 |
A ______ lever will always have M.A. > 1.
