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प्रश्न
In the diagram shown alongside a claw hammer, mark the fulcrum (F) and indicate the directions of load (L) and effort (E) with arrows. What class of lever is it? Give one more example of this class of lever.
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उत्तर
Claw-hammer is the lever of the first order. One more example of this class of lever is a see-saw. In the following diagram, F indicates the position of the fulcrum. The arrows labelled L and E respectively indicate the directions of load and effort.
संबंधित प्रश्न
The diagram below shows a lever in use:
- To which class of levers does it belong?
- Without changing the dimensions of the lever, if the load is shifted towards the fulcrum what happens to the mechanical advantage of the lever?
Name a machine to obtain gain in speed?
Write down a relation expressing the mechanical advantage of a lever.
Class II levers are designed to have ______.
Give three examples for leavers of second order.
Which class of lever found in the human body is being used by a boy when he raises the weight of his body on his toes?
The following belong to which class of lever?
Human-arm
The following belong to which class of lever?
Nutcracker
What is a 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?
