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प्रश्न
Class III levers have mechanical advantage less than one. Why are they then used?
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उत्तर
With levers of class III, we do not get gain in force, but we get gain in speed, that is a longer displacement of load is obtained by a smaller displacement of effort.
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संबंधित प्रश्न
State whether the following statement is True or False.
All levers are force multipliers.
Fill in the blank:
In class II levers, the load is in between fulcrum and .........
Name the class to which the following lever belong:
a nutcracker
Name the class to which the following lever belong:
a crowbar
How does the friction at the fulcrum affect the mechanical advantage of the lever?
Name the machine to which the following belong:
Beam balance
Tick the most appropriate answer.
A pair of scissors is an example of a/an
Answer the following in a word or two or in a sentence.
Given an example of a Class I lever.
Give one example of a class I lever where mechanical advantage is less than 1.
Classify the following into levers:
Sugar tongs
