The lamp has mass ml and is supported by pole AO and cables AB and AC. If the force in the pole acts along its axis, determine the forces in AO, AB, and AC for equilibrium.
Given:
ml = 15 kg d = 1.5 m
a = 6 m e = 4 m
b = 1.5 m f = 1.5 m
c = 2 m g 9.81 m/s2

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B.