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प्रश्न
Give one example of a class I lever where the mechanical advantage is more than 1.
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उत्तर
A shear is a class I lever with an M.A. more than 1.
संबंधित प्रश्न
Fill in the blank:
In class II levers, the load is in between fulcrum and .........
Name the class to which the following lever belong:
A pair of scissors
Name the class to which the following lever belong:
a pair of sugar tongs
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 see-saw.
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a pair of forceps
Answer the following.
State the principle 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.
Which type of machine is used to squeeze a lemon?
Answer the following in short.
What is the basis of the classification of levers?
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
Both a pair of scissors and a pair of pliers belong to the same class of levers. Name the class of lever. Which one has the mechanical advantage less than 1?
Explain why the mechanical advantage of a class II of lever is always more than 1.
Draw a labelled diagram of a class II lever. Give one example of such a lever.
Explain why the mechanical advantage of the class III type of lever is always less than 1.
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).
Classify the things below.
| Sl. No | Examples | Class of Lever |
| 1. | Spade | |
| 2. | Seesaw | |
| 3. | Wheel barrow | |
| 4. | Plier | |
| 5. | Nail cutter |
second-order lever ______.
Name the class of the lever shown in the picture below:
