Civil Building Material Part-3

Test Preparation on Civil Building Material Part-3

1.

The commonly used lime in whitewashing is

1White lime
2Fat lime
3Hydraulic lime
4Quick lime

2.

For slaking of 10 kg of CaO, the theoretical amount of water is

12.2 kg
21.5 kg
33.2 kg
4None of these

3.

Plywood is made from

1Common timber
2Bamboo fibre
3Teak wood only
4Asbestos sheets

4.

A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than

110 %
215 %
320 %
425 %

5.

The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as

1Quarrying of stones
2Blasting of stones
3Seasoning of stones
4Dressing of stones

6.

The hardest rock is

1Marble
2Diamond
3Talc
4Quartz

7.

Wrought iron is used for

1Structural works in beams
2Small sized water pipes
3Columns and struts
4None to these

8.

Pick up the correct statement from the following:

1Corrugated sheet iron is made by passing plain sheets between grooved rollers
2Strength and stiffness of corrugated sheets are considerably increased
3Corrugated sheets are generally used on slanting roofs
4All the above

9.

The process of mixing clay, water and other ingredients to make brick is known as

1Kneading
2Moulding
3Pugging
4Drying

10.

The type of steel used for precision levelling staff, is

1Titanium steel
2Carbon steel
3Invar
4Stainless steel

Check your progress:


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