173) Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have

high shrinkage

less strength

both [a] and [b]

none of above

Answer is:

high shrinkage

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174) Cement mortars richer than 1 : 3 are not used in masonry because (i) there is no gain in strength of masonry (ii) there is high shrinkage (iii) they are prone to segregation Of these statements

Only (ii) is correct

(i) and (ii) are correct

(ii) and (iii) are correct

(i), (ii) and (iii) are correct

Answer is:

(i) and (ii) are correct

175) For earthquake resistant masonry buildings, the vertical distance between openings one above the other in a load bearing wall shall not be less than

50 cm

60 cm

75 cm

100 cm

Answer is:

60 cm

176) For earthquake resistant masonry buildings, where seismic coefficient is less than 0.08, the horizontal distance between two openings shall not be less than

Vt x height of shorter opening

Vt x height of longer opening

Ax height of shorter opening

Vi x height of longer opening

Answer is:

Vt x height of shorter opening

177) Consider the following statements regarding bands to be provided for strengthening masonry work in masonry buildings constructed in zone III, IV and V. (i) Lintel band is provided at lintel level on partition walls, (ii) Gable band is provided at top of gable masonry below the purlins, (iii) The bands shall be to full width of the wall and not less than 7.5 cm in depth, (iv) The bands shall be made of reinforced concrete only. Of these statements, the correct statements are

(i) and (ii)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

Answer is:

(ii) and (iii)

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173) Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have

high shrinkage

Structural Engineering III MCQ with Answers

Related Structural Engineering III MCQ with Answers

174) Cement mortars richer than 1 : 3 are not used in masonry because (i) there is no gain in strength of masonry (ii) there is high shrinkage (iii) they are prone to segregation Of these statements

(i) and (ii) are correct

175) For earthquake resistant masonry buildings, the vertical distance between openings one above the other in a load bearing wall shall not be less than

60 cm

176) For earthquake resistant masonry buildings, where seismic coefficient is less than 0.08, the horizontal distance between two openings shall not be less than

Vt x height of shorter opening

(ii) and (iii)

Structural Engineering III MCQ with Answers