Physics, 25.11.2020 19:20 jrfranckowiak
A crow-bar of length 2.0 m is used as a machine
to lift a box of 100 kgf by placing a fulcrum at a
distance of 0.1 m from the box. Calculate the effort
required.
[5.26 kgf)
[Hints : Effort arm = 2.0 m - 0.1 m = 1.9 m)
Answers: 1
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A crow-bar of length 2.0 m is used as a machine
to lift a box of 100 kgf by placing a fulcrum at a<...
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