Chapter-5
Deflection of Beam
S K Mondal’s
Loading diagram of conjugate beam
The deflection at the free end of the actual beam = BM of the at fixed point of conjugate beam
1 ML ¬ 2L y q L q q 2 EI ® 3
WL ¬ q Lq L 2EI ®
L ¬ 2 ®
1 ¬ q L q WL q L 2 2EI ®
2L ¬ 3WL3 3 ® 2EI
9 6 W 2EI 2 q 200 q10 q 375 q10 Or stiffness = 3 4 q1010 N / m 3 y 3L 3 q 0.5
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