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Home Q & A Board Science-Related Homework Help Physics
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Brelou Brelou
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7 years ago
A student pulls a box of books on a smooth horizontal floor with a force of 100 N in a direction of 37.0° above the horizontal.  The mass of the box and the books is 40.0 kg. 
(a)  Draw the free-body diagram for the box.
(b)  Calculate the acceleration of the box.
(c)  Calculate the normal force acting on the box.
Textbook 
Physics

Physics


Edition: 4th
Author:
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Quantum physics thus reveals a basic oneness of the universe.

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#1
7 years ago
(a)  The box is acted on by the force of gravity which points toward the center of the earth.  The normal force is directed toward the box perpendicular to the surface of the floor.  The pulling force is directed away from the box at an angle 37.0 degrees above the horizontal.
(b)  2.00 m/s2
(c) 332 N
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