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प्रश्न
How can you increase the mechanical advantage of a lever?
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उत्तर
The mechanical advantage of a lever can be increased by increasing the effort arm or reducing the load arm.
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संबंधित प्रश्न
What do you mean by the mechanical advantage of a lever?
Name the class to which the following lever belong:
an oar rowing a boat.
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
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?
Explain why the mechanical advantage of a class II of lever is always more than 1.
Draw a labelled diagram of a class II lever. Give one example of such a lever.
Shows a lemon crusher. Name the class of lever.
Name the load, effort, and fulcrum.
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1. ______ 2. ______ 3. ______ |
1. ______ 2. ______ 3. ______ |
1. ______ 2. ______ 3. ______ |
Name the class of the lever shown in the picture below:
