sushiwuu sushiwuu
  • 25-03-2019
  • Physics
contestada

a dock worker pushes a 150.0 kg crate up a ramp that is 3.00 m high and 10.00 m long into the cargo bay of a ship. He exerts a 800.0 N force parallel to the ramp. find both the mechanical advantage and ideal mechanical advantage of the ramp. what is the efficiency of the ramp? ​

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ethansellenburg ethansellenburg
  • 25-03-2019

Efficiency: (2940 J / 3250 J) x 100% = 90.46%

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