Building Materials problems
- 1. Pick up the correct statement from the following:
Options- A. The baked earth is called terra-cotta
- B. The articles prepared from clay which is burnt at low temperature and cooled down slowly, are called earthen-ware
- C. The articles prepared from refractory clays which as mixed with stone and crushed pottery, are called stone ware
- D. The articles prepared from fine earthen ware which is white, thin and semi-transparent, are called procelain
- E. All the above. Discuss
Correct Answer: All the above.
- 2. Based on flow quality, the sequence of pipes is
Options- A. A.C. pipes, G.I. pipes, C.I. pipes, PVC pipes
- B. C.I. pipes, G.I. pipes, A.C. pipes, PVC pipes
- C. C.I. pipes, G.I. pipes, PVC pipes, A.C. pipes
- D. None of these. Discuss
Correct Answer: C.I. pipes, G.I. pipes, A.C. pipes, PVC pipes
- 3. Bitumen emulsion is
Options- A. a liquid containing bitumen in suspension
- B. a paint
- C. used as anti-corrosive paint
- D. all the above. Discuss
Correct Answer: all the above.
- 4. Strength of cement concrete primarily depends upon
Options- A. quality of water
- B. quantity of aggregate
- C. quantity of cement
- D. water-cement ratio. Discuss
Correct Answer: water-cement ratio.
- 5. Pick up the correct statement from the following:
Options- A. The heating of a material to redness in contact with air, is known as calcination
- B. The property of lime by which it sets or hardens in damp places having no free circulation of air is called setting
- C. The product that remains after calcination of limestone, is called lime
- D. All the above. Discuss
Correct Answer: All the above.
- 6. Lime stone is not a
Options- A. sedimentary rock
- B. stratified rock
- C. aqueous rock
- D. metamorphic rock. Discuss
Correct Answer: metamorphic rock.
- 7. In order of increasing percentage of silica, the correct sequence is
Options- A. sandy clay, calcareous clay, pure clay
- B. calcareous clay, pure clay, sandy clay
- C. pure clay, sandy clay, calcareous clay
- D. None of these. Discuss
Correct Answer: calcareous clay, pure clay, sandy clay
- 8. A piece of timber whose thickness and width are respectively 5 cm and 10 cm is called
Options- A. slate
- B. plank
- C. board
- D. strip. Discuss
Correct Answer: strip.
- 9. Pick up the volcanic rock from the following:
Options- A. Granite
- B. Dolerite
- C. Basalt
- D. All the above. Discuss
Correct Answer: Basalt
- 10. Bitumen is generally obtained from
Options- A. organic material
- B. synthetic material
- C. petroleum product
- D. coal. Discuss
Correct Answer: petroleum product
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