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प्रश्न
Give one example of a class I lever where mechanical advantage is less than 1.
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उत्तर
Class I levers with M.A. less than 1 are scissors used to cut cloth or paper. When M.A. is less than 1, this type of lever is used to increase speed.
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संबंधित प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
Name the class to which the following lever belong:
a nutcracker
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 wheelbarrow
How can you increase the mechanical advantage of a lever?
Answer the following in short.
What is the basis of the classification of levers?
Which type of lever has a mechanical advantage always more than one? Give one example. What change can be made in this lever to increase its mechanical advantage?
Draw a labelled diagram of a class II lever. Give one example of such a lever.
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).
