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mechanics of materials, book- beer & johnson,
Problem 5.6: This is a similar problem of 5.75 in the book (7th edition), when you draw the shear and bending- moment diagram
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Given beam :- 3kips) ft TIM 18 Kips B oft 6ft RA=9 Kips 3ft: Res 27 kips. Taking Moment at point n:- R. x 12 18 X15 + 3X6 XBending moments:- At pointo; M = 0 - -18 X3 =>-54 Kips-ft At point B; MB = -18x9 +2786 At point c; Mc M, At point A ; MAShear at point E; FE 18-27 + 3[x-6) Force = 18-27 + 3CX-6) 3CX-6) 27-18 = o X-6 27-18 3 from SFD X -6 = 3 X = 3+G => 9 X = 9

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