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प्रश्न
Which class of lever has the mechanical advantage always more than 1? Give an example.
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उत्तर
The mechanical advantage of class II levers is always more than 1.
Example – Nutcracker, wheelbarrow, bottle opener, etc.
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संबंधित प्रश्न
Give one example of a class I lever where the mechanical advantage is more than 1.
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
Name the class to which the following lever belong:
a pair of sugar tongs
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 pair of forceps
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.
Tick the most appropriate answer.
Which of the following is a Class II lever?
Answer the following in a word or two or in a sentence.
Which type of machine is used to squeeze a lemon?
Classify the following into levers:
A catapult
Name the class of the lever shown in the picture below:
