Civil Engineering - Mock Test 13

Question 121

A fine?

A) offers higher resistance to weathering B) can be easily polished and worked C) is used for exterior facing of buildings D) all of these

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Question 122

The colour of granite is?

A) grey B) green C) brown D) all of these

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Question 123

Argillaceous rocks have their main constituent as?

A) carbonates of lime B) clay or alumina C) silica or sand D) all of these

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Question 124

Which of the following statements is wrong?

A) A stone with large percentage of quartz is very soft. B) Quartz has a greasy lustre. C) Felspar is a silicate of aluminium with varying amounts of potash, soda or lime. D) all of these

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Question 125

The specific gravity of stone should not, in any case be less than?

A) 1 B) 1.5 C) 2 D) 2.5

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Question 126

A good building stone is one which does not absorb more than?

A) 5% B) 10% C) 15% D) 25%

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Question 127

In order to dry the quarry sap of a freshly quarried slone, it should be exposed to open air for a period of?

A) one month B) four months C) six to twelve months D) two years

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Question 128

The compressive strength of granite is?

A) 50 to 70 MN/m2 B) 70 to 130 MN/m2 C) 130 to 170 MN/m2 D) 170 to 200 MN/m2

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Question 129

Sandstone consists of?

A) quartz and lime B) quartz and silica C) quartz, lime and silica D) silica, lime and alumina

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Question 130

Granite is mainly composed of?

A) quartz and mica B) felspar and mica C) quartz and felspar D) quartz, felspar and mica

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