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प्रश्न
The lever for which the mechanical advantage is less than 1 has :
पर्याय
Fulcrum at mid-point between load and effort.
Load between effort and fulcrum.
Effort between fulcrum and load.
Load and effort acting at the same point.
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उत्तर
Effort between fulcrum and load.
Reason:
Levers, for which the mechanical advantage is less than 1, always have the effort arm shorter than the load arm.
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संबंधित प्रश्न
Draw a diagram of a lever which is always used as a force multiplier. How is the effort arm related to the load arm in such a lever?
Which type of levers have mechanical advantage always more than 1? Give reasons.
Give three examples for leavers of 1st order.
The following belong to which class of lever?
The Physical balance
The following belong to which class of lever?
An oar of a boat
The following belong to which class of lever?
Rowing of a boat
The following belong to which class of lever?
A fire tongs
The following belong to which class of lever?
Knife
The following are an example of levers. State the class of lever to which each one belongs giving the relative positions of Load (L), Effort (E), Fulcrum (F):
(i) Scissors (ii) Sugar tongs (iii) Nutcracker (iv) Pliers.
What is a lever?
