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 Answer: Option D
Explanation
F = mg cos 45o = 1500 x 0.708