Building Materials Questions & Answers - Page 8

36.

The variety of pig iron used for manufacture of wrought iron is

A.

Bessemer pig

B.

Grey or foundry pig

C.

White forge pig

D.

Mottled pig

View answer & explanation

Correct answer is C

No explanation has been provided for this answer.

37.

Quartzite is a

A.

metamorphic rock

B.

argillaceous rock

C.

calcareous rock

D.

silicious rock

View answer & explanation

Correct answer is D

No explanation has been provided for this answer.

38.

The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called

A.

Plutonic rocks

B.

Hypabyssal rocks

C.

Volcanic rocks

D.

Igneous rocks

View answer & explanation

Correct answer is A

No explanation has been provided for this answer.

39.

The clay to be used for manufacturing bricks for a large project is dugout and allowed to weather throughout

A.

the monsoon

B.

the winter

C.

the summer

D.

none of these

View answer & explanation

Correct answer is A

No explanation has been provided for this answer.

40.

The initial setting time of lime-pozzolana is

A.

30 minutes

B.

60 minutes

C.

90 minutes

D.

120 minutes

View answer & explanation

Correct answer is D

No explanation has been provided for this answer.


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