113. The effective length L of a simply supported beam with ends restrained against torsion, and also the ends of compression flange partially restrained against lateral bending, is given by

A. L = span

B. L = 0.85 span

C. L = 0.75 span

D. L = 0.7 span

114. For a cantilever beam support and restrained against effective projecting length 1 is

A. 1 = 0L

B. 1 = 0.85L

C.1 = L.

D.

115. For a cantilever beam of length L continuous at the support and unrestrained against torsion at the support and free at the end, the effective length 1 is equal to

A.1 = L

B. 1 = 0.75L

C. 1 = 0.5L

D. 1 = 3L

116. The permissible bearing stress in steel, is

A. 1500 kg/cm2

B. 1890 kg/cm2

C. 2025 kg/cm2

D. 2340 kg/cm2

117. Web crippling generally occurs at the point where

A. bending moment is maximum

B. shearing force is minimum

C. concentrated loads act

D. deflection is maximum

118. To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added, is

A.10%

B.13%

C.15%

D.18%

119. In a built up beam actual bending compressive stress fix is given by when yi is the distance of the edge of the beam from the neutral axis.

A.fbxx x

B. fb, - m x.Y1

C. fbe - m + Yi

D. fbc - irxx+ Y I

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