Physics, 04.10.2019 22:30 jerrym163176

Asystem of pulleys is used to raise a load of bricks that weighs 1,700 newtons. the force applied to the pulley is 340 newtons. what’s the mechanical advantage of this machine?

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Asystem of pulleys is used to raise a load of bricks that weighs 1,700 newtons. the force applied to...