A horizontal, 2. 00 m long, 3. 00 kg uniform beam that lies along the east-west direction is acted on by two forces. At the east end of the beam, a 200 n force pushes downward. At the west end of the beam, a 200 n force pushed upward. What is the torque about the center of mass of the beam?.

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The correct answer is b, social stratification is needed for a society to exist. marxist theory regarding social stratification is that due to the differing economic capacities among people in society, a natural separation occurs between those that own the means of production and those that sell their labour in the production chain. 

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