1 answer

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

Question:

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Answers

#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#

.

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