he beam rests on two pillars at A and B, with no fixed connection. (please have the answers given only within the list of choices provided below) A. Assuming the beam is uniform, which of the following gives the absolute maximum shear? a. 12500N b. 10000N c. 7500N d. 22500N
The figure below shows the reinforced concrete beam AB of a tourist lookout at the free end. Its weight per unit length is 2500N/m, and the beam rests on two pillars at A and B, with no fixed connection.
(please have the answers given only within the list of choices provided below)
A. Assuming the beam is uniform, which of the following gives the absolute maximum shear?
a. 12500N
b. 10000N
c. 7500N
d. 22500N
B. What is the value of the absolute maximum moment?
a. 31250Nm
b. 20000Nm
c. 11250Nm
d. 22500Nm
C. Reinforcing steel bars [shown by the bold lines] are used in the concrete beam in the lookout as shown in the diagram below, which of the following diagrams best shows the placements of these reinforcements? Why?
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