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A cantilever beam of 3m long carries a u.d.l. of 2 kN/m over 2 m from free end and point load of 4 kN at free end. Draw SF and BM diagrams.
1 Answer
written 5.6 years ago by |
Solution:
Support Reaction Calculation
ΣFy=0
RA−4−(2x2)=0
RA=8kN
Shear Force Calculations:
(F)A=+8kN
(FR)A=+8kN
(F)C=+8kN
(F)B=+4=4kN
(FR)B=4−4=0kN
Bending Moment Calculations:
MB=0kN−mBisfreeend.
MC=−(4x2)−(2x2)x1=−12kN−m
MA=−(4x4)−(2x2)x3=−28kN−m