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To minimize the total cost of a roof truss the ratio...

This question belongs to Civil Engineering Design Of Steel Structures
Design of Steel Structures
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To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be

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Correct Answer: Option B
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1 Comment
Subha Prakash
Subha Prakash 6 years ago
T=2P+r
For economy purpose let avoid cost related to roof covering
Now T=2P. ...So T/P=2
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