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Lorenzo pushes on a heavy crate with an applied force of 250 N at an angle of 30° below the horizontal. The force of friction opposing the applied force is 95 N. If the mass of the crate is 45 kg, what is the acceleration of the crate?
A. 0.67 m/s² forward
B. 1.7 m/s² forward
C. 2.7 m/s² forward
D. 3.4 m/s² forward
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Answer:
Force applied=250N
opposing force=95N
total force acting on object=250-95=155
mass of the object=45kg
acceleration=155/45
:=3.4 m/s sq
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