The beam shown in the figure below has the following properties: 28-ft simple span f'c = 4000 psi, fr = 7.5√f'c reinforced concrete weight = 150 lb/ft³ a. The cracking moment in kp-ft is [Select] b. The self weight of the beam in kp/ft is [Select] 4 #7 14 in.- 21 in. 3 in. 24 in. c. The superimposed uniform load that will cause the beam to crack in k/ft is [Select]

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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The beam shown in the figure below has the following properties:
28-ft simple span
f'c = 4000 psi,
fr = 7.5√ √f'c
reinforced concrete weight = 150 lb/ft³
a. The cracking moment in kp-ft is [Select]
b. The self weight of the beam in kp/ft is [Select]
4 #7
14 in.
21 in.
3 in.
24 in.
c. The superimposed uniform load that will cause the beam to crack in k/ft is [Select]
Transcribed Image Text:The beam shown in the figure below has the following properties: 28-ft simple span f'c = 4000 psi, fr = 7.5√ √f'c reinforced concrete weight = 150 lb/ft³ a. The cracking moment in kp-ft is [Select] b. The self weight of the beam in kp/ft is [Select] 4 #7 14 in. 21 in. 3 in. 24 in. c. The superimposed uniform load that will cause the beam to crack in k/ft is [Select]
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