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प्रश्न
Give one example of a class I lever where the mechanical advantage is more than 1.
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उत्तर
A shear is a class I lever with an M.A. more than 1.
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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 less than 1?
Name the class to which the following lever belong:
a lemon squeezer
Name the class to which the following lever belong:
a nutcracker
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 beam balance
How can you increase the mechanical advantage of a lever?
State three differences between the three classes of levers.
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.
Name the simplest of all types of machines.
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?
Name the three classes of levers and state how are they distinguished. Give two examples of each class.
Give one example of a class I lever where mechanical advantage is less than 1.
What is the use of the lever if its mechanical advantage is
- more than 1,
- equal to 1, and
- less than 1?
Class III levers have mechanical advantage less than one. Why are they then used?
Classify the things below.
| Sl. No | Examples | Class of Lever |
| 1. | Spade | |
| 2. | Seesaw | |
| 3. | Wheel barrow | |
| 4. | Plier | |
| 5. | Nail cutter |
second-order lever ______.
Classify the following into levers:
Sugar tongs
