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प्रश्न
Answer the following.
Name the simplest of all types of machines.
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उत्तर
Lever.
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संबंधित प्रश्न
Describe three orders of levers giving an example of each. Draw neat diagrams showing the positions of fulcrum, load, and effort in each kind of lever.
Name the class to which the following lever belong:
a pair of sugar tongs
Name the class to which the following lever belong:
an oar rowing a boat.
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 nutcracker
Answer the following in a word or two or in a sentence.
Given an example of a Class I lever.
Answer the following in short.
What is the basis of the classification of levers?
Name the three classes of levers and state how are they distinguished. Give two examples of each class.
Classify the following into levers:
A fishing rod
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).
