A load is pulled at a uniform speed along a hor... - JAMB Physics 2012 Question
A load is pulled at a uniform speed along a horizontal floor by a rope at 45o to floor. If the force in the rope is 1500N, what is the frictional force on the load ?
A
1524N
B
1350N
C
1260N
D
1061N
correct option: d
F = mg cos 45o = 1500 x 0.708
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