#627 A 205 kg log is pulled up a ramp by means

A 205 kg log is pulled up a ramp by means - Physics

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Free Chegg Question

A 205 kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at30% with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.900 and the log has an acceleration of 0.800 m/s2. Find the tension in the rope.

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Free Chegg Answer

As the log is pulled along the ramp, using F = ma for the x and y components we have

X comp:    

Or             ------------(1)
Y comp:      
Or               
Substituting in eq.(1) we get
                      
Or                  
Substituting tne values, we get