2. Mohon applies an effort of 13 N at a distance of 225 cm from the fulcrum of a crowbar to lift a stone placed at a distance of 45cm away from the fulcrum. What is the weight of the stone ? Also calculate the mechanical advantage of the crowbar ?
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Explanation:
Answer:
Mechanical
Advantage, MA-LoadarmEffortarm
As given, Load arm=20cm
Effort arm=120-20-100cm
MA=20100=5
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