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प्रश्न
What is a lever?
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उत्तर
A lever is a simple rigid bar that is free to move around a point called the fulcrum.
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संबंधित प्रश्न
Fill in the blank:
In class II levers, the load is in between fulcrum and .........
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 pair of scissors
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a beam balance
Name the machine to which the following belong:
Sugar tongs
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.
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?
Classify the following into levers:
A fishing rod
Classify the following into levers:
Claw hammer
