A timber beam 6 in. by 10 in. is reinforced only at the bottom by a steel plate as shown in Fig. Determine the concentrated load that can be applied at the center of a simply supported span 18 ft long if n = 20, fs 18 ksi and fw ≤ 1200 psi. Show that the neutral axis is 7.1 in. below the top and that INA = 1160 in.4.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A timber beam 6 in. by 10 in. is reinforced only at the bottom by a steel plate as
shown in Fig. Determine the concentrated load that can be applied at the
center of a simply supported span 18 ft long if n = 20, fs ≤ 18 ksi and fw ≤ 1200 psi.
Show that the neutral axis is 7.1 in. below the top and that INA = 1160 in.4.
- 6 in.
4 in.
10 in.
1/2 in.
Transcribed Image Text:A timber beam 6 in. by 10 in. is reinforced only at the bottom by a steel plate as shown in Fig. Determine the concentrated load that can be applied at the center of a simply supported span 18 ft long if n = 20, fs ≤ 18 ksi and fw ≤ 1200 psi. Show that the neutral axis is 7.1 in. below the top and that INA = 1160 in.4. - 6 in. 4 in. 10 in. 1/2 in.
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