Physics, 22.03.2021 20:00, dudeper40

Steel beams are used for load bearing supports in a building. Each beam is 4.0 m long with a cross-sectional area of 7.5 10-3 m2 and supports a load of 4.5 104 N. Young's modulus for steel is 210 ✕ 109 N/m2.

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Steel beams are used for load bearing supports in a building. Each beam is 4.0 m long with a cross-s...