Q
If the modular ratio is , steel ratio is and overall depth of a beam is , the depth of the critical neutral axis of the beam, is___________________?
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A
A. [m/(m β r)] d
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B
B. [m/(m + r)] d
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C
C. [(m + r)/ m] d
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D
D. [(r β m)/m] d
Correct Answer:
B. B. [m/(m + r)] d
