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Luda [366]
3 years ago
13

A lever of length 1m has been used to lift a load of 600N.by applying an effort of 200N.If load is at 20 cm from fulcrum calcula

te mehanical advantage,velocity ratio,and efficiency?​
History
1 answer:
OLga [1]3 years ago
3 0

Answer:

To calculate the effort required to lift the load we divide the load by the number of ropes (do not count the rope that goes to the effort). The image on the right shows a four pulley system. The person lifting the 200kg load experiences a pull equal to only 50kg (200kg/4).

Explanation:

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