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WorksheetsBuilding materials revision Test
Total questions: 20
Worksheet time: 10mins
Which of the following is not a natural defect in timber?
Burls
Knots
Druxiness
Honey combing
The process of adding water to lime into hydrated lime is termed as
Baking
Watering
Slaking
Calcination
Wedge shaped brick forming an architect ring is called
Soffits
Voussiors
Hanch
Spandril
Initial setting time of ordinary Portland cement is
10 hours
30 minutes
60 minutes
90 minutes
A well seasoned timber contains ___%moisture
10-12
15-20
25-30
40-50
French polish is
Cement paint
Spirit varnish
Oil varnish
Turpentine
First artificial cement was manufactured in
India
China
England
Egypt
End support of an arch
Abutment
Haunch
Key
Springer
One of the following is an igneous rock
Slate
Marble
Sand stone
Basalt
Heat of hydration of low heat Portland cement after 7 days should not be more than ______calories/gram
75
85
65
95
Approximate weight of brick is ___kg
2.5
3.2
4.4
5.1
The material which controls the initial setting time of cement
Gypsum
Clinker
Alumina
Oxide of iron
The quantity of steel required or 10cum of RCC if 2% steel is to be used
157kg
1570kg
78.5kg
785kg
Standard size of a cement concrete hollow block is ____cm
40x20x20
49x24x24
49x20x20
40x12x24
Granite is an example for
Sedimentary rock
Metamorphic rock
Igneous rock
All of these
Coefficient of painting for fully paneled window is
2.25
2.00
1.50
1.00
Wired glass is prepared by embedding wire netting in glass tube
Manufacture
Heating
Rolling
Preparation
Good quality cement should have high percentage of
Di calcium silicate
Tri calcium silicate
Tri calcium aluminate
Gypsum
Good quality stones absorb water less than __%
5
10
15
20
Dry bricks is usually expected to have moisture content of about
2%
6%
10%
20%
