500 Best Building Construction MCQ
Q321). In jack arch floor, the rise is kept
a).1/6th of the span
b).1/8th of the span
c).1/10th of the span
d).1/12th of the span
Correct Answer:
1/12th of the span
Explanation:
Q322). The method of moving each brick through a small horizontal distance before it is finally laid in any brick wall and pressing it by means of brick hammer, is known as
a).Trowelling
b).Laying
c).Grouting
d).Placing
Correct Answer:
Laying
Explanation:
Q323). Black cotton soil is unsuitable for foundations because its
a).Bearing capacity is low
b).Permeability is uncertain
c).Particles are cohesive
d).Property to undergo a volumetric change due to variation of moisture content
Correct Answer:
Property to undergo a volumetric change due to variation of moisture content
Explanation:
Q324). A temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as
a).Scaffolding
b).Dead shore
c).Raking shore
d).Under pinning
Correct Answer:
Scaffolding
Explanation:
Q325). A floor constructed with 3 mm marble chips, is known
a).Mosaic floor
b).Terrazzo floor
c).Chips floor
d).Marble floor
Correct Answer:
Terrazzo floor
Explanation:
Q326). The local swelling of a finished plaster, is termed
a).Cracking
b).Dubbing
c).Blistering
d).Hacking
Correct Answer:
Blistering
Explanation:
Q327). Expansion joints in masonry walls are provided if length exceeds
a).10 m
b).20 m
c).30 m
d).40 m
Correct Answer:
40 m
Explanation:
Q328). The stone whose crushing strength is least, is
a).Granite
b).Chalk
c).Marble
d).Slate
Correct Answer:
Chalk
Explanation: