A simply supported beam in figure 2 is subject to two concentrated loads.Find support reactions Ra and Rb.?

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1 Answer
Mar 20, 2018

R_A = 10N and R_B = 270N

Explanation:

First, forces equilibrium

R_A+R_B-200-80=0

Second, momenta equilibrium

-200 xx 3+R_B xx 4-80 xx 6 =0

solving for R_A, R_B

R_A = 10N and R_B = 270N