A 40 kg box initially at rest is pushed 20.0 m along a rough, horizontal floor with a constant applied horizontal force of 170.0 N making an agle e=36.9° with the horizontal as shown in the Figure below. If the coefficient of friction between the box and the floor is =0.3. The final velocity v, of the box is a) 8.83 m/s b) 7.00 m/s c) 13.93 m/s d) 4.28 m/s e) None

Classical Dynamics of Particles and Systems
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ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter2: Newtonian Mechanics-single Particle
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A 40 kg box initially at rest is pushed 20.0 m along a rough, horizontal floor
with a constant applied horizontal force of 170.0 N making an agle e=36.9°
with the horizontal as shown in the Figure below. If the coefficient of friction
between the box and the floor is µ =0.3. The final velocity V, of the box is
a) 8.83 m/s
b) 7.00 m/s
c) 13.93 m's
d) 4.28 m/s
e) None
Ax
Transcribed Image Text:Time left 0:1 A 40 kg box initially at rest is pushed 20.0 m along a rough, horizontal floor with a constant applied horizontal force of 170.0 N making an agle e=36.9° with the horizontal as shown in the Figure below. If the coefficient of friction between the box and the floor is µ =0.3. The final velocity V, of the box is a) 8.83 m/s b) 7.00 m/s c) 13.93 m's d) 4.28 m/s e) None Ax
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