500 Best Building Materials MCQ
Q353). The commonly used raw material in the manufacture of cement, is
a).slate
b).sand stone
c).lime stone
d).basalt.
Correct Answer:
lime stone
Explanation:
Q354). Pick up the correct statement from the following:
a).The free quartz suddenly expands at a temperature lower than 600°C
b).The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO
c).The sand stone with silicates resist a fire in a better way
d).All of the above.
Correct Answer:
All of the above.
Explanation:
Q355). The most commonly used base for timber painting, is
a).red lead
b).zinc white
c).white lead
d).titanium white.
Correct Answer:
white lead
Explanation:
Q356). Pick up the most favourable condition for the rapid growth of fungus for dry rot from the following:
a).absence of sun light
b).dampness
c).presence of sap
d).All of the above.
Correct Answer:
All of the above.
Explanation:
Q357). The rocks formed from molten magma, are called
a).sedimentary rocks
b).igneous rocks
c).metamorphic rocks
d).none of these.
Correct Answer:
igneous rocks
Explanation:
Q358). Bitumen paints offer
a).pleasing surface
b).hard surface
c).smooth surface
d).protective surface
Correct Answer:
protective surface
Explanation:
Q359). Pick up the correct statement from the following:
a).Styrene resin is produced from ethylene which is made from petroleum
b).Styrene resin is light in weight
c).Styrene resin transmits ultraviolet waves of light
d).All of the above.
Correct Answer:
All of the above.
Explanation:
Q360). The lime which contains high percentage of calcium oxide, is generally called
a).fat lime
b).rich lime
c).white lime
d).All of these.
Correct Answer:
All of these.
Explanation: