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Determine the reaction at support A for the beam shown below is

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FBD

Now, considering beam only with loadings transferred as shown

∑Fy = 0

⇒ RA + RE = 30 kN     ---(i)

⇒ 20 × 2 + 40 + 10 × (6 + 2) – 20 – RE × 10 = 0

⇒ RE = 14 kN

⇒ RA = 16 kN

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