Which of the following load combination is not possible?

Civil Engineering : Steel Structure Design - Quiz(MCQ)

Dead load + imposed load

Dead load + wind load + earthquake load

Dead load + imposed load + wind load

Dead load + imposed load + earthquake load

Correct Answer : Dead load + wind load + earthquake load

Explanation : According to IS code, it is assumed that maximum wind load and earthquake load will not occur simultaneously on a structure. The following combination of loads with appropriate partial safety factors may be considered :

(i)Dead load + imposed load
(ii) Dead load + imposed load + earthquake load or wind load
(iii) Dead load + wind load or earthquake load
(iv) Dead load + erection load.

Recently Updated in Steel Structure Design Questions

Which of the following is not a parameter for decrease in strength of slender member?

residual stress

seismic load

initial lack of straightness

variation of material properties

Correct Answer : Option (B) : seismic load

Explanation : The decrease in strength of slender member is due to following parameter : imperfections- initial lack of straightness, accidental eccentricities of loading, residual stress, and variation of material properties over the cross section.