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प्रश्न
The following belong to which class of lever?
A see-saw
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उत्तर
First-class of lever
संबंधित प्रश्न
Write down a relation expressing the mechanical advantage of a lever.
The lever for which the mechanical advantage is less than 1 has :
Which type of levers have mechanical advantage always more than 1? Give reasons.
Give three examples for leavers of 1st order.
Give three examples for leavers of the third 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?
An oar of a boat
The following belong to which class of lever?
Human-arm
The following belong to which class of lever?
A fire tongs
In the following diagram of a wheelbarrow, 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 the same class of lever.
