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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
Scissors
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उत्तर
Scissors – A lever
संबंधित प्रश्न
State whether the following statement is True or False.
A boy does work while pushing a wall.
State whether the following statement is True or False.
In an ideal machine, work done on load is equal to the work done by effort.
Fill in the blank:
The useful work done by an actual machine is always ............ than the work done on the machine.
Select the correct alternative:
For an ideal machine, the efficiency is
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Machines are able to make our work convenient.
A crowbar of length 120 cm has its fulcrum situated at a distance of 20 cm from the load. Calculate the mechanical advantage of the crowbar.
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Rearrange the letters and find out the name of the tool.

R L E V E
| ______ | ______ | ______ | ______ |
Simple machines usually exchange a larger force to move a heavy object.
