A 434 N force is pulling an 79.0-kg refrigerator across a horizontal surface. The force acts at an angle of 15.6° above the surface. The coefficient of kinetic friction is 0.286, and the refrigerator moves a distance of 9.58 m. Find (a) the work done by the pulling force, and (b) the work done by the kinetic frictional force. (a) Number i (b) Number i Units Units
A 434 N force is pulling an 79.0-kg refrigerator across a horizontal surface. The force acts at an angle of 15.6° above the surface. The coefficient of kinetic friction is 0.286, and the refrigerator moves a distance of 9.58 m. Find (a) the work done by the pulling force, and (b) the work done by the kinetic frictional force. (a) Number i (b) Number i Units Units
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Transcribed Image Text:A 434 N force is pulling an 79.0-kg refrigerator across a horizontal surface. The force acts at an angle of 15.6° above the surface. The
coefficient of kinetic friction is 0.286, and the refrigerator moves a distance of 9.58 m. Find (a) the work done by the pulling force, and
(b) the work done by the kinetic frictional force.
(a) Number
(b) Number
i
Units
Units
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