A free standing brick wall 20 cm thick is subjected to a wind pressure of 75 kg/m2. The maximum height of wall from stability consideration is
A. 0.64 m
B. 0.96 m
C. 1.28 m
D. 1.5 m
Answer: Option A
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A. 0.64 m
B. 0.96 m
C. 1.28 m
D. 1.5 m
For masonry work with solid bricks, consistency of mortar should be
A. 5 to 8 cm
B. 9 to 13 cm
C. 14 to 18 cm
D. 19 to 23 cm
Minimum thickness of stiffening wall for 1 to 3 storeys shall not be less than
A. 10 cm
B. 15 cm
C. 20 cm
D. 30 cm
The thickness of each leaf of a cavity wall shall not be less than
A. 5 cm
B. 7.5 cm
C. 10 cm
D. 15 cm
(W*(0.19)2)/(1.5*p)=H
H=height of wall
P=wind load
W =unit weight 2000kg/m3( assume)
Here T=thickness 20 given but actual or effective thickness consider c/c=19cm
how
How please explain,,,?
how ?