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प्रश्न
Classify the following into levers:
Sugar tongs
विकल्प
Class I
Class II
Class III
उत्तर
Class III
संबंधित प्रश्न
Describe three orders of levers giving an example of each. Draw neat diagrams showing the positions of fulcrum, load, and effort in each kind of lever.
Which class of lever has the mechanical advantage always less than 1? Give an example.
Name the class to which the following lever belong:
a see-saw
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a pair of forceps
How can you increase the mechanical advantage of a lever?
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.
Answer the following.
What is a Class I lever?
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
Class III levers have mechanical advantage less than one. Why are they then used?
second-order lever ______.
