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Home Q & A Board Science-Related Homework Help Physics
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12 years ago
An object of mass 10.0 kg is released from the top of an inclined plane which makes an angle of inclination of 30.0° with the horizontal. The object slides along the inclined plane. The questions refer to the instant when the object has traveled through a distance of 2.00 m measured along the slope. The coefficient of kinetic friction between the mass and the surface is 0.200. Use g = 10 m/s2.  How much work is done by gravity?
A) 100 J
B) 20.0 J
C) 0 J
D) 10.0 J
E) 131 J
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12 years ago
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