A Woman of mass 45 kg rolls a rock of mass 180 kg onto one end of negligible mass. She placed a fulcrum (balance point ) 0.5m away from the rock under the plank, How far (in m) from the fulcrum does the women has to stand to balance the rock?
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A Woman of mass 45 kg rolls a rock of mass 180 kg onto one end of negligible mass. She placed a fulcrum (balance point ) 0.5m away from the rock under the plank, How far (in m) from the fulcrum does the women has to stand to balance the rock?
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