A good brick earth should contain :

A)
about 5 to 6% of oxide of lime
B)
about 20% to 30% of alumina
C)
about 50% to 60% of silica
D)
All of the above

Correct Answer :   All of the above

Recently Updated in Building Materials Questions
The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively :
A)
75, 10, 15
B)
10, 15, 75
C)
15, 75, 10
D)
10, 75, 15.

Correct Answer : Option (C) :   15, 75, 10

A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than ____
A)
10%
B)
15%
C)
20%
D)
25%

Correct Answer : Option (C) :   20%

According to IS 399-1963, the weight of the timber is specified at ______
A)
12% moisture content
B)
14% moisture content
C)
8% moisture content
D)
10% moisture content

Correct Answer : Option (A) :   12% moisture content

Civil Engineering MCQ's

Building Materials
Building Construction
Surveying
Concrete Technology
Soil Mechanics
Applied Mechanics
Strength of Materials
Hydraulics
RCC Structures Design
Steel Structure Design
Irrigation
Highway Engineering
Railways
Airport Engineering
SI Units
Theory of Structures
Tunneling
More