(Solved): The cable passes over a frictionless pulley located at C. Neglect the size of this pulley and weight ...

The cable passes over a frictionless pulley located at C. Neglect the size of this pulley and weight of the boom. (Figure 1) Calculate the tension in the cable at B required to support the load of m = 160 kg. Express your answer to three significant figures and include the appropriate units.