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2.1 m — 1.2 m DLELIORE ST NU 380 kg NE Answers: x 12141.72 A = 3159.28
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Answer #1

Considering equilibrium condition of beam

RA+RB=380*9.81

RA+RB=3727.8N

Take moment about point B

RA(3.3)=380*9.81*1.2

RA=1355.54N

RB=2372.23N

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