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प्रश्न
Name the class to which the following lever belong:
a pair of sugar tongs
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उत्तर
a pair of sugar tongs: Class III lever.
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संबंधित प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
Give one example of a class I lever in a case where the mechanical advantage is equal to 1?
Name the class to which the following lever belong:
a wheelbarrow
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
A lever of length 100 cm has the effort of 15 kgf at a distance of 40 cm from the fulcrum at one end. What load can be applied at its other end?
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
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).
Differentiate Class I lever and Class II lever.
Classify the following into levers:
Sugar tongs
