Civil Engineering - Steel Structure Design

46. 

If the slenderness ratio is greater than 160, the allowable stress in axial compression is multiplied by a factor (1.2 - (l/xy) where x is

A. 200
B. 400
C. 600
D. 800
E. 1000

Answer: Option D

Explanation:

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47. 

The effective length of a compression member of length L, held in position and restrained in direction at both ends, is

A. L
B. 0.67 L
C. 0.85 L
D. 1.5 L
E. 2 L

Answer: Option B

Explanation:

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48. 

Spans of continuous fillers are considered approximately equal if the longest span does not exceed the shortest span by more than

A. 5%
B. 10%
C. 15%
D. 20%
E. 25%

Answer: Option C

Explanation:

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49. 

The gross diameter of a rivet is the diameter of

A. cold rivet before driving
B. rivet after driving
C. rivet hole
D. none of these.

Answer: Option B

Explanation:

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