Discussion
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- Question
The usual percentages of clay and metal in cermet are :
Options- A. 50%, 50%
- B. 60%, 40%
- C. 70%, 30%
- D. 80%, 20%.
- Correct Answer
- 80%, 20%.
- 1. Permanent magnets are made of high carbon steel and
Options- A. 15% of cobalt
- B. 20% of cobalt
- C. 35% of cobalt
- D. 45% of cobalt. Discuss
- 2. For a good building stone, its specific gravity should the greater than
Options- A. 1.5
- B. 1.7
- C. 2.2
- D. 2.7. Discuss
- 3. The compound of Portland cement which reacts immediately with water and also sets first is
Options- A. Tri-calcium silicate
- B. Di-calcium silicate
- C. Tri-calcium aluminate
- D. Tetra calcium alumino ferrite. Discuss
- 4. Pick up the correct statement from the following:
Options- A. Horn blende mineral is brittle
- B. Muscovite is also known as white mica and potashmica
- C. Biotite is also known as blackmica
- D. All the above. Discuss
- 5. The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner, are known as
Options- A. knots
- B. rindgalls
- C. burls
- D. none of these. Discuss
- 6. Pick up the synthetic resin from the following:
Options- A. Malamine resin
- B. Phenolic resin
- C. Resorcinol resin
- D. Urea resin
- E. All of these. Discuss
- 7. Sea sand used in structures causes
Options- A. dampness
- B. efflorescence
- C. disintegration
- D. All of these. Discuss
- 8. Seasoning of timber is done
Options- A. to make it water proof
- B. to paint its surface
- C. to increase its temperature
- D. to remove water. Discuss
- 9. In arches, stratified stones are placed so that their planes are
Options- A. parallel
- B. perpendicular
- C. radial
- D. none of these. Discuss
- 10. Pick up the rock which is not a sedimentary rock from the following:
Options- A. gravel
- B. sand stone
- C. gypsum
- D. dolerite
- E. lignite. Discuss
Building Materials problems
Search Results
Correct Answer: 45% of cobalt.
Correct Answer: 2.7.
Correct Answer: Tri-calcium aluminate
Correct Answer: All the above.
Correct Answer: rindgalls
Correct Answer: All of these.
Correct Answer: All of these.
Correct Answer: to remove water.
Correct Answer: radial
Correct Answer: dolerite
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