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प्रश्न
Name the class to which the following levers belong:
a pair of pliers
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उत्तर
a pair of pliers: Class I lever.
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संबंधित प्रश्न
Describe three orders of levers giving an example of each. Draw neat diagrams showing the positions of fulcrum, load, and effort in each kind of lever.
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 pair of sugar tongs
Name the class to which the following lever belong:
a wheelbarrow
Name the class to which the following lever belong:
a crowbar
Name the machine to which the following belong:
Beam balance
Answer the following.
Name the simplest of all types of machines.
What is the use of the lever if its mechanical advantage is
- more than 1,
- equal to 1, and
- less than 1?
Explain why the mechanical advantage of a class II of lever is always more than 1.
Class III levers have mechanical advantage less than one. Why are they then used?
