A steel rod of 20 mm diameter is used as a tie member in the roof bracing system and may be subjected to possible reversal of stress due to wind load. What is the maximum permissible length of the member?

A steel rod of 20 mm diameter is used as a tie member in the roof brac

1.	A steel rod of 20 mm diameter is used as a tie member in the roof bracing system and may be subjected to possible reversal of stress due to wind load. What is the maximum permissible length of the member?
A.	1750 mm
B.	2000 mm
C.	3000 mm
D.	2500 mm
Answer» B. 2000 mm

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A steel rod of 20 mm diameter is used as a tie member in the roof bracing system and may be subjected to possible reversal of stress due to wind load. What is the maximum permissible length of the member?

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