sm10 140

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PROBLEM (10.140) For the overhanging S 4 x 7.7 rolled-shape (see Table B.9) beam seen in Fig.
P10.126, calculate the slope at end C.
Given: w = 200 lb/ft, a = 3 ft, E = 30 x 106 psi
SOLUTION
Table B.9: 4
6.08 .
I
in= See solution of Prob. 10.126.
33
12
46
wa wa
AA
EI EI
=− =−
/12CD C D AA
θ
θθ =−=+
Thus
33
5
(3 2)
12 12
Cwa wa
EI EI
θ =− + =
33
6
5 (200 12)(3 12) 1.776 10
12 30 10 (6.08) rad
−
×
==×
×