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प्रश्न
Answer the following in short.
What is the basis of the classification of levers?
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उत्तर
Levers are classified on the basis of the relative positions of load, effort, and fulcrum.
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संबंधित प्रश्न
What is a lever?
Name the class to which the following lever belong:
a lemon squeezer
Name the class to which the following lever belong:
a pair of sugar tongs
Name the class to which the following lever belong:
a wheelbarrow
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
How can you increase the mechanical advantage of a lever?
A lever of length 100 cm has the effort of 15 kgf at a distance of 40 cm from the fulcrum at one end. What load can be applied at its other end?
In a lever, the fulcrum is at one end at a distance of 30 cm from the load and effort is at the other end at a distance of 90 cm from the load. Find :
(a) the length of load arm,
(b) the length of effort arm, and
(c) the mechanical advantage of the lever.
Classify the following into levers:
Wheel barrow
second-order lever ______.
