jrichardson8234 jrichardson8234

05-01-2024
Physics

contestada

A 10 kg box starts at rest and is pushed up a 4-meter tall frictionless incline with a 42-degree angle. The box is pushed with a force of 72 newtons.
a) The box reaches the top with a speed of 3.8 m/s.
b) The box reaches the top with a speed of 5.6 m/s.
c) The box reaches the top with a speed of 7.2 m/s.
d) The box does not reach the top.

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