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Question
Draw a labelled sketch of a second class lever. Give one example of such a lever.
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Solution
A labelled diagram of a second class lever is given below. Its example is a nut-cracker.
Second Class Lever
Example of a second class lever (Nut-cracker)
RELATED QUESTIONS
Give one example of a class I lever where mechanical advantage is more than one ?
Give three examples for leavers of 1st order.
Give three examples for leavers of second order.
Give three examples for leavers of the third order.
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The following belong to which class of lever?
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The diagram below shows a lever in use.
(i) To which class of lever does it belong?
(ii) If FA = 40 cm, AB = 60 cm, then find the mechanical advantage of the lever.
The length of a nut-cracker is 12 cm. A nut, when kept at a distance of 4 cm from its fulcrum, requires an effort of 100 gf to crack it. What force will be required to crack the nut without using the nut-cracker?
A lever is used to multiply the force.
