Building Materials - Section 6 Multiple Questions and Answers.




1.Pick up the correct statement from the following:
A. The percentage of absorption for firebricks varies from 5 to 10
B. The percentage of silica in silica bricks is to the extent of about 95 to 97 percent
C. Roughly 1 to 2 percent of lime in silica bricks is added to act as binding material
D. All the above.

2.Spirit varnish generally consists of
A. oil, wax and resin
B. alcohol, wax and turpentine
C. pigment and synthetic resin
D. spirit and shellac

3.Pick up the correct statement from the following:
A. Roasting is not necessary if iron ore is an oxide
B. Impurities float on the molten iron as slag
C. The slag contains lime about 45%
D. All the above.

4.The tendency of a stone is, to split along:
A. texture
B. fracture
C. cleavage
D. structure

5.Acrylic is the name of
A. cellulose resin
B. alkyd resin
C. methyl metha crylate
D. cumarone-indene.

»



Date to Date Current Affairs 2022

PakMCQs.net

Quick Links

GAT Subject



   Computer Science    English Mcqs    Agriculture    

Engineering



   Computer Science    Civil Engineering    

Technical



   Networking    Electronics    Database    

Past Papers



   Model Papers    FPSC Papers