A uniform beam of length 7.60m and weight 450 N is carried by two workers, Sam and Joe, as shown in Figure. (a) Determine the forces that each person exerts on the beam. Sam Joe +1.00 m 2.00 m 7,60 m O P(Joe) = 273.91 N O P (Sam) = 176.09 N O P(Joe) = 213.11 N O P (Sam) = 76.39 N

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Center of Gravity of a system

The centre of gravity is a property that is based on the geometry of a rigid body or any particle. It is described as an equilibrium point or a hypothetical location where the total weight of the body is concentrated.