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प्रश्न
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the first order.
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उत्तर
The fulcrum in the centre, the load on one side and the effort on the other side make a lever of the first order.
संबंधित प्रश्न
Can a machine have an efficiency of 100%? Give a reason to support your answer.
A machine is 75% efficient’. What do you understand by this statement?
Give two examples of inclined plane where it is used to raise a heavy load with less effort ?
Define Velocity Ratio
Give an example of the following use of a machine to change the direction of force.
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 remove the lid of a tin.
Which machine will you use to do the following work? Write their type.
To hold a papad for roasting it.
Why is this so machines have to be maintained?
Simple machines makes work easier by trading ______ for force.
