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- Question
Pick up the correct statement from the following:
Options- 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.
- 1. Pick up the correct statement from the following:
Options- A. The phenol is carbolic acid
- B. The phenol is either extracted from coal-tar or prepared from benzene
- C. Phenol reacts with formaldehyde, to form phenol formaldehyde resin
- D. The plastics prepared from phenol-formaldehyde are used for paints, varnishes, w.c. seats
- E. All the above. Discuss
- 2. Smith's test of stones is performed to find out
Options- A. the presence of soluble matter of stone
- B. the compressive strength of the stone
- C. the hardness of the stone
- D. the toughness of the stone. Discuss
- 3. Bessemer process is used for the manufacture of
Options- A. Pig iron
- B. cast iron
- C. Wrought iron
- D. Steel. Discuss
- 4. If P is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is
Options- A. 0.70 P
- B. 0.75 P
- C. 0.80 P
- D. 0.85 P
- E. 0.90 P. Discuss
- 5. Which one of the following is an air binding material?
Options- A. Gypsum
- B. Acid-resistant cement
- C. Quick lime
- D. All of these. Discuss
- 6. Pick up correct statement from the following:
Options- A. Fibre boards are used for thermal and acoustic control
- B. Fibre boards are used for light weight standing members
- C. Fibre boards are obtained by impregnating a resin product on fibres
- D. all the above. Discuss
- 7. Dry rot
Options- A. cracks the timber
- B. reduces the strength of timber
- C. reduces the timber to powder
- D. shrinks the timber
- E. spoils the appearance of timber. Discuss
- 8. Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as
Options- A. quick setting cement
- B. rapid hardening cement
- C. white cement
- D. low heat Portland cement. Discuss
- 9. German silver is an alloy of
Options- A. zinc, lead and nickel
- B. silver, gold and lead
- C. copper, nickel and zinc
- D. copper, brass and zinc
- E. brass, silver and zinc. Discuss
- 10. The silica is used for preparing
Options- A. silica bricks
- B. coke oven
- C. lining for glass furnaces
- D. all of these. Discuss
Building Materials problems
Search Results
Correct Answer: All the above.
Correct Answer: the presence of soluble matter of stone
Correct Answer: Steel.
Correct Answer: 0.85 P
Correct Answer: All of these.
Correct Answer: all the above.
Correct Answer: reduces the timber to powder
Correct Answer: white cement
Correct Answer: copper, nickel and zinc
Correct Answer: all of these.
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