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HW 22 Prob extra 7_49-1

# HW 22 Prob extra 7_49-1 - 200 mm 200 mm 200 mm 600 N...

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Unformatted text preview: 200 mm 200 mm 200 mm 600 N SOLUTION W PROBLEM 7.49 Draw the shear and bending—moment diagrams for the beam AB, and determine the shear and bending moment (a) just to the left of C, (2)) just to the right of C. Free body: Entire beam QEMA = 0: B(0.6 m) — (600 N)(0.2 m) = 0 (a) (b) B=+200N B=200Nl< 256:0: Ax=0 +12Fy=0: Ay—6OON+200N=0 Ay = +400 N A=400NI< We replace the 600-N load by an equivalent force-couple system at C V1=+400N, Ml=0 < Just to the left of C: V2 = +400 N 4 M2 = (400 N)(O.4 m) M2 = +160.0 N - m 4 Just to the right of C: V3 = ~200 N 4 M3 = (200 N)(0.2 m) M3 = +40.0 N - m 4 Just to the left of B: V 0’0 #00 c .3 A 2: . 4-200 V4 =—200N, M4 =0 4 WNM) ' “0.0 ‘ : {410.0 c B 1’ A ...
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