b. Depu applies an effort of 12 N at a distance of 225 cm from the fulcrum of a
crowbar to lift a stone placed at a distance of 45 cm away from the fulcrum. What
is the weight of the stone? Also calculate the mechanical advantage of the crowbar?
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0
Answer:
the weight of stone is 12N
Answered by
8
Answer:
Mechanical Advantage, MA=LoadarmEffortarm
As given, Load arm=20cm
Effort arm=120−20=100cm
MA=20100=5
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