Design of Masonry Structures Workbook

Description

Design of Masonry Structures

Page Length : 10

Question No. 01
Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have

• (A) High shrinkage
• (B) Less strength
• (C) Both (A) and (B)
• (D) None of above

Answer: Option A

Question No. 02
In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as

• (A) Sum of thickness of both leaves
• (B) Two-third of the sum of thickness of both the leaves
• (C) Actual thickness of the stronger leaf
• (D) Larger of (B) and (C)

Answer: Option D

Question No. 03
Assertion A : For identical strength, a composite cement-lime mortar is preferred over cement mortar.
Reason R : Composite cement-lime mortar has higher drying shrinkage than cement mortar. Select your answer based on the codes given below:

• (A) Both A and R is true and R is the correct explanation of A
• (B) Both A and R is true but R is not a correct explanation of A
• (C) A is true but R is false
• (D) A is false but R is true

Answer: Option C