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Civil Engineering - Building Materials

Exercise : Building Materials - Section 8
11.
Pick up the correct statement from the following:
Styrene resin is produced from ethylene which is made from petroleum
Styrene resin is light in weight
Styrene resin transmits ultraviolet waves of light
Styrene resin is used to manufacture utensils which are unaffected by chemicals
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The lime which contains high percentage of calcium oxide, is generally called
fat lime
rich lime
white lime
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
For construction of structures under water, the type of lime used, is
hydraulic lime
fat lime
quick lime
pure lime
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Pick up the correct statement from the following:
Rust is due to formation of oxides
Cast iron oxidises less
Steel oxidises most
Wrought iron oxidises moderately
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
A prime coat is given to steel work with
an oxide of iron paint
a mixture of white lead and lead paint
a special paint
cement paint.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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