Building Materials - Section 3 Multiple Questions and Answers.




1.The commonly used drying oil for oil paints, is
A. olive oil
B. linseed oil
C. kerosine oil
D. accetate of lead.

2.Initial setting of cement is caused due to
A. Tri-calcium silicate
B. Di-calcium silicate
C. Tri-calcium aluminate
D. Tetra calcium alumino ferrite.

3.The foliated structure is very common in
A. sedimentary rocks
B. igneous rocks
C. metamorphic rocks
D. none of these.

4.Turpentine oil is used in paints as
A. thinner
B. vehicle
C. base
D. drier.

5.The hardest rock is
A. marble
B. diamond
C. talc
D. quartz.

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