A block of mass 30kg is sliding on a ramp inclined at 20° to the horizontal.

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A block of mass 30kg is sliding on a ramp inclined at 20° to the
horizontal. The co efficient of kinetic friction is 0.15.
a) Draw the free body diagram
b) Calculate the value of the normal force
c) Calculate the value of the friction force
d) Find the net Force and acceleration for this motion
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