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प्रश्न
Identify and mention the types of simple machines.
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 |
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| ______ | ______ | _______ |
 |
 |
 |
| ______ | ______ | ______ |
उत्तर
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| Wedge | Inclined plan | Lever |
|
|
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| Wheel and axle | Pulley | Screw |
APPEARS IN
संबंधित प्रश्न
Answer the following.
What do you understand by a complex machine?
The correct relationship between the mechanical advantage (M.A.), the velocity ratio (V.R.) and the efficiency (n) is ______.
Can a machine be 100% efficient?
Give an example where a machine is used to obtain gain in speed.
How does a machine work?
Establish a relationship between efficiency, M.A., and V.R.
What is a lever? How are the orders of the lever determined?
Name the levers mentioned in the following passage. Identify the fulcrum, load, and effort of each and say which type of lever it is.
Ravi and Savita sit on a seesaw in a garden. In the meantime, a gardener is trimming trees in the garden. He puts the leaves and other garbage in the wheelbarrow. Later, Ravi gets thirsty and he buys lemon sherbet. The sherbet seller cuts the lemon and squeezes it using a lemon squeezer. He puts small pieces of ice in the glass with the help of the tongs.
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
The idea of a simple machine originated with the Greek philosopher Archimedes.
