Power
Smithen
Work Energy-
A pulley system conisisting of three pulleys is used to lift a...
Chemistry, 05.03.2021 18:10 sindy35111
Power
Smithen
Work Energy-
A pulley system conisisting of three pulleys is used to lift a pallet
of
bricks Weighing 600N
through a height of 40m. The
force required to lift the pallet
at a
steady speed is 210N and the rope is pulled through a distance of 120m
(a) Neglecting
the mass
of the pulleys and rope, calculate the useful work
done in lifting the pallet.
Answers: 3
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