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प्रश्न
Name the class to which the following lever belong:
a see-saw
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उत्तर
a see-saw: Class I lever
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संबंधित प्रश्न
Which class of lever has the mechanical advantage always less than 1? Give an example.
Give one example of a class I lever in a case where the mechanical advantage is equal to 1?
The diagram given below shows the three kinds of levers. Name the class of lever and give one example of the class.
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.
Both a pair of scissors and a pair of pliers belong to the same class of levers. Name the class of lever. Which one has the mechanical advantage less than 1?
Which type of lever has a mechanical advantage always more than one? Give one example. What change can be made in this lever to increase its mechanical advantage?
Draw a labelled diagram of a class II lever. Give one example of such a lever.
Classify the following into levers:
Wheel barrow
Classify the following into levers:
A fishing rod
