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प्रश्न
Tick the most appropriate answer.
Which of the following is a Class II lever?
विकल्प
Pliers
A beam balance
A nut-cracker
A knife
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उत्तर
A nut-cracker
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संबंधित प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
Name the class to which the following lever belong:
an oar rowing a boat.
Name the class to which the following levers belong:
a pair of pliers
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a beam balance
How does the friction at the fulcrum affect the mechanical advantage of the lever?
Answer the following.
Name the simplest of all types of machines.
Answer the following in a word or two or in a sentence.
Given an example of a Class I lever.
Answer the following in a word or two or in a sentence.
Give one example of a machine used to multiply speed.
Give one example of a class I lever where mechanical advantage is less than 1.
A ______ lever will always have M.A. > 1.
