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- Question
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.
- Correct Answer
- Magnese steel
- 1. 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
- 2. The steel used in R.C.C. work is
Options- A. stainless steel
- B. mild steel
- C. high carbon steel
- D. wrought iron. Discuss
- 3. Plastics are compounds of carbon with element
Options- A. hydrogen
- B. nitrogen
- C. oxygen
- D. All of these. Discuss
- 4. 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
- 5. 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
- 6. Forge pig may be converted to wrought iron by
Options- A. rolling
- B. pudding
- C. shingling
- D. refining. Discuss
- 7. 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
- 8. The material generally not used as extender in paints, is
Options- A. powdered silica
- B. gypsum
- C. talc
- D. zinc white. Discuss
- 9. The sequence of refractory materials according to increasing melting points is :
Options- A. Dolomite, Magnesia, Bauxite, Chromite
- B. Bauxite, Chromite, Dolomite, Magnesia
- C. Magnesia, Bauxite, Dolomite, Chromite. Discuss
- 10. Pick up the correct statement from the following:
Options- A. Bull's trench kiln a trench excavated in ground
- B. Hoffman's kiln is constructed overground
- C. Tunnel Kiln is constructed as a tunnel
- D. All the above. Discuss
Building Materials problems
Search Results
Correct Answer: star shakes
Correct Answer: mild steel
Correct Answer: All of these.
Correct Answer: All the above.
Correct Answer: dolerite
Correct Answer: pudding
Correct Answer: sap from timber
Correct Answer: zinc white.
Correct Answer: Bauxite, Chromite, Dolomite, Magnesia
Correct Answer: All the above.
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