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- Question
The steel used in R.C.C. work is
Options- A. stainless steel
- B. mild steel
- C. high carbon steel
- D. wrought iron.
- Correct Answer
- mild steel
- 1. Plastics are compounds of carbon with element
Options- A. hydrogen
- B. nitrogen
- C. oxygen
- D. All of these. Discuss
- 2. The thermosetting plastic
Options- A. becomes rigid when moulded at suitable pressure and temperature
- B. at 127°C to 177°C permanently set and further application of heat does not soften it
- C. charrs at 343°C
- D. All the above. Discuss
- 3. 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
- 4. In arches, stratified stones are placed so that their planes are
Options- A. parallel
- B. perpendicular
- C. radial
- D. none of these. Discuss
- 5. 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
- 6. The cracks which extend from bark towards the sap wood in the cross section of a tree, are called
Options- A. radial shakes
- B. star shakes
- C. heart shakes
- D. cup shakes. Discuss
- 7. The steel used for rails under heavy traffic and on sharp curves, is
Options- A. Nickel steel
- B. Chrome steel
- C. Magnese steel
- D. Vanadium steel. Discuss
- 8. Forge pig may be converted to wrought iron by
Options- A. rolling
- B. pudding
- C. shingling
- D. refining. Discuss
- 9. Seasoning of timber is essential to remove
Options- A. knots from timber
- B. sap from timber
- C. twisted fibre from timber
- D. roughness of timber. Discuss
- 10. The material generally not used as extender in paints, is
Options- A. powdered silica
- B. gypsum
- C. talc
- D. zinc white. Discuss
Building Materials problems
Search Results
Correct Answer: All of these.
Correct Answer: All the above.
Correct Answer: dolerite
Correct Answer: radial
Correct Answer: to remove water.
Correct Answer: star shakes
Correct Answer: Magnese steel
Correct Answer: pudding
Correct Answer: sap from timber
Correct Answer: zinc white.
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