Q
If the depth of actual neutral axis of a doubly reinforced beam______________?
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A
A. Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier
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B
B. Is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier
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C
C. Is equal to the depth of critical neutral axis; the concrete and steel attain their maximum stresses simultaneously
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D
D. All the above
Correct Answer:
D. D. All the above