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प्रश्न
Tick the most appropriate answer.
A pair of scissors is an example of a/an
विकल्प
wedge
lever
inclined plane
screw
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उत्तर
lever
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संबंधित प्रश्न
What is a lever?
Name the class to which the following lever belong:
a wheelbarrow
Name the class to which the following lever belong:
a crowbar
The diagram given below shows the three kinds of levers. Name the class of lever and give one example of the class.
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?
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.
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).
Classify the following into levers:
Claw hammer
