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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 is a lever?
Name the class to which the following lever belong:
an oar rowing a boat.
Name the class to which the following lever belong:
a wheelbarrow
Name the machine to which the following belong:
Lemon crusher
Answer the following in short.
What is the basis of the classification of levers?
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Classify the following into levers:
A door
The diagram below shows a rod lifting a stone.
- Mark position of fulcrum F and draw arrows to show the directions of load L and effort E.
- What class of lever is the rod?
- Give one more example of the same class of lever stated in part (b).
Name the load, effort, and fulcrum.
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 |
 |
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1. ______ 2. ______ 3. ______ |
1. ______ 2. ______ 3. ______ |
1. ______ 2. ______ 3. ______ |
Classify the things below.
| Sl. No | Examples | Class of Lever |
| 1. | Spade | |
| 2. | Seesaw | |
| 3. | Wheel barrow | |
| 4. | Plier | |
| 5. | Nail cutter |
