Question

1. Draw the FBD (s) of the beam system below and find the reactions at A. B and D. Please note that A B, and D are pins, C is rigid joint. (10) NOTE BE CAREFUL WITH THE UNITS ON THE DISTRIBUTED LOAD it is in kN/m and the point loads are in kN. (10) 10 kN 20 kN 2 m -2 m -- 2 m 10 k C 3 kN/m 4m D A -3 m

Answer 1

Salution Jtep- Dnaw the free Body diagna 20 KN A eauh aud eueнy Jeutiou вuе tonues Now, Louideriung neiolsing Lansidening the aud 2 4 O Now, at B - momaut Tateing Now Py)x грхz t zoXч2 K N 30 3. 333 KN. CS Scanned with CamScanner

Now Cousideiug 6.6670KW Jeutiou - Ro R x4x Ib Nou, 20 Kw Taking moueut at Poiut o' Now 2 M o Lx4XID х 2 Ra xчE 3. 333 Kn 6.667 KM. 20- 3.3 3 AB jeutiou Lonidening Nou Ru) в. Py)B 53.(3' Ru)A Cs Scanned with CamScanner 3 KNm

Now, I fy = o PaA Ry iu s3.13 Py)A t 3 Taking maureut at Point 'A MA 46.875 PyA 9.375KW 8-75- 9- 375 9.375 K/ 3.333 Kw Now 3 3 3 3 CN Roi)A 13.33 3 LoJS3 A- Dineitioy But Reaution at 'Aiu 3.333x 2 & K RM)A gicen Reaitiou at A, B aud o RylA are q.315 x : Now, Poiut A *- At Aus KN RM)A 3.9S8 9. 37 5 3. 333- At Poiut B 13. 333 KA A i 6.66 7 N, At Poiut D:- t6. 667 Kw. Pylo C Cs Scannedii CamScanner An