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प्रश्न
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a beam balance
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उत्तर
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संबंधित प्रश्न
Give one example of a class I lever where the mechanical advantage is more than 1.
Give one example of a class I lever in a case where the mechanical advantage is equal to 1?
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
Name the class to which the following lever belong:
a lemon squeezer
What is the use of the lever if its mechanical advantage is
- more than 1,
- equal to 1, and
- less than 1?
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Class III levers have mechanical advantage less than one. Why are they then used?
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 class of the lever shown in the picture below:
Classify the following into levers:
Sugar tongs
