A 3.0-m-long rigid beam with a mass 140 kg is supported at each end. An 70 kg student stands 2.0 m from support 1. Part

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A 3.0-m-long rigid beam with a mass 140 kg is supported at each end. An 70 kg student stands 2.0 m from support 1. Part

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A 3.0-m-long rigid beam with a mass 140 kg is supported at eachend. An 70 kg student stands 2.0 m from support 1. Part A How muchupward force does support 1 exert on the beam? (Figure 1) Expressyour answer to two significant figures and include the appropriateunits. Part B How much upward force does support 2 exert on thebeam? Express your answer with the appropriate units.
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