157) If the horizontal cross-sectional area of a wall is 1200 cm2, then the basic stress shall be multiplied by a reduction factor equal to

0 6

0.75

0.85

0.95

Answer is:

0.85

Structural Engineering III MCQ with Answers

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158) A free standing brick wall 20 cm thick is subjected to a wind pressure of 75kg/m2. The maximum height of wall from stability consideration is

0.64 m

0.96 m

1.28 m

1.5 m

Answer is:

0.64 m

159) The bending stress in a wall or column subjected to effective vertical load need not be considered, if the eccentricity ratio is

less than or equal to 1/24

less than or equal to 1/6

more than 1/24

less than or equal to 1/12

Answer is:

less than or equal to 1/24

160) Assertion A : For eccentricity ratio exceeding 1/6, effective thickness of masonry will get reduced. Reason R : For eccentricity ratio exceeding 1/6, there will be tension on one side of the member. Select your answer according to the codes given below

Both A and R are true and R is the correct explanation of A

Both A and R are true and R is not the correct explanation of A

A is true but R is false

A is false but R is true

Answer is:

Both A and R are true and R is the correct explanation of A

161) If the eccentricity ratio is more than 1/24, then increase in the permissible stress in the design of wall subjected to eccentric loading as per code is

10%

25%

33.33%

50%

Answer is:

25%

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157) If the horizontal cross-sectional area of a wall is 1200 cm2, then the basic stress shall be multiplied by a reduction factor equal to

0.85

Structural Engineering III MCQ with Answers

Related Structural Engineering III MCQ with Answers

158) A free standing brick wall 20 cm thick is subjected to a wind pressure of 75kg/m2. The maximum height of wall from stability consideration is

0.64 m

159) The bending stress in a wall or column subjected to effective vertical load need not be considered, if the eccentricity ratio is

less than or equal to 1/24

160) Assertion A : For eccentricity ratio exceeding 1/6, effective thickness of masonry will get reduced. Reason R : For eccentricity ratio exceeding 1/6, there will be tension on one side of the member. Select your answer according to the codes given below

Both A and R are true and R is the correct explanation of A

161) If the eccentricity ratio is more than 1/24, then increase in the permissible stress in the design of wall subjected to eccentric loading as per code is

25%

Structural Engineering III MCQ with Answers