Building Materials - Section 4 | Multiple Questions and Answers

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Building Materials - Section 4 Multiple Questions and Answers.

41.	Asbestos is

	A.	corrugated sheet used for roofing
	B.	an incombustible fire proof material
	C.	an organic substance
	D.	all the above.

42.	In a rock calcium carbonate predominates. State whether it is :

	A.	Sillicious rock
	B.	Argillaceous rock
	C.	Calcareous rock
	D.	None of these.

43.	In order of increasing percentage of silica, the correct sequence is

	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.

44.	Pick up the correct statement from the following:

	A.	Steel produced by open hearth process is milder than that obtained by the bessemer process
	B.	Engineers prefer open hearth steel for structural purpose as it is more homogenous
	C.	Basic Bessemer process is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel
	D.	all the above.

45.	Pick up the correct statement from the following:

	A.	The distinct plane of division along which a stone can easily be split, is called natural bed of stone
	B.	The natural bed of sedimentary rocks is along the planes of stratification
	C.	The natural bed of igneous rocks is not defined
	D.	All the above.

Read More :

» Building Materials - Section 1

» Building Materials - Section 2

» Building Materials - Section 3

» Building Materials - Section 4

» Building Materials - Section 5

» Building Materials - Section 6

» Building Materials - Section 7

» Building Materials - Section 8

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