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प्रश्न
State the types (or kinds) of lever, and give two examples of each kind.
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उत्तर
There are three kinds of the lever, depending upon the different positions of the load, fulcrum and the effort.
Type I: When fulcrum is in the middle.
Type II: When the load is between the fulcrum and the effort.
Type III: When the effort lies between the fulcrum and load.
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संबंधित प्रश्न
Write down a relation expressing the mechanical advantage of a lever.
Give one example of a class I lever where mechanical advantage is more than one ?
The lever for which the mechanical advantage is less than 1 has :
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?
Pliers Tools
The following belong to which class of lever?
Rowing of a boat
The following belong to which class of lever?
A pair of scissors
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.
When we want to use a machine as a force multiplier, which class of lever should we preferably use? Give a simple diagram of such a lever.
What is a lever?
