500 Best Building Materials MCQ
Q113). The timber having maximum resistance against white ants, is obtained from
a).chir
b).shisham
c).sal
d).teak.
Correct Answer:
sal
Explanation:
Q114). Knots in timber are
a).defects caused by crushing fibres
b).splits radiating from the centre
c).speckled strains
d).signs of branches cut off.
Correct Answer:
signs of branches cut off.
Explanation:
Q115). Pick up the correct statement from the following:
a).Solder material is an alloy which melts at a temperature above 400°C
b).Brazing is done at temperature above 600°C to 1100°C
c).Brazing joint is stronger than the solder joint
d).all the above.
Correct Answer:
all the above.
Explanation:
Q116). Lime concrete is generally used for
a).wall foundations
b).flooring at ground level
c).both (a) and (b)
d).neither (a) nor (b).
Correct Answer:
flooring at ground level
Explanation:
Q117). Bituminous fells are used for
a).covering A.C. sheets
b).covering sloping roofs
c).D.P.C.
d).none to these.
Correct Answer:
covering A.C. sheets
Explanation:
Q118). The minimum compressive strength of Ilnd class bricks should be
a).75 kg/cm
b).90 kg/cm
c).100 kg/cm
d).120 kg/cm
Correct Answer:
75 kg/cm
Explanation:
Q119). Stuco paints are suitable for
a).stone masonry
b).brick walls
c).both (a) and (b)
d).neither (a) nor (b).
Correct Answer:
both (a) and (b)
Explanation:
Q120). Pick up the correct statement from the following:
a).Corrugated sheet iron is made by passing plain sheets between grooved rollers
b).Strength and stiffness of corrugated sheets are considerably increased
c).Corrugated sheets are generally gal-venised to protect iron from corrosion by rust
d).all the above.
Correct Answer:
all the above.
Explanation: