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प्रश्न
______ help us to make work easier.
पर्याय
Ramp
Simple machines
Work
Energy
Pulley
उत्तर
Simple machines help us to make work easier.
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संबंधित प्रश्न
What is the principle on which a machine works?
Answer the following.
What is a machine?
The correct relationship between the mechanical advantage (M.A.), the velocity ratio (V.R.) and the efficiency (n) is ______.
What is an ideal machine?
Define Mechanical advantage
Give an example where a machine is used to obtain gain in speed.
Classify the following as a lever, a pulley and an inclined plane:
The wheel of a flagpole
Which machine will you use to do the following work? Write their type.
To lift bricks to the top of a tall building.
Why is this so traveller’s bags have wheels?
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
