Civil Engineering - Concrete Technology

1.
Permissible compressive strength of M 150 concrete grade is
100 kg/cm2
150 kg/cm2
200 kg/cm2
250 kg/cm2
300 kg/cm2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Slump test of concrete is a measure ofits
consistency
compressive strength
tensile strength
impact value.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Pozzolana cement is used with confidence for construction of
dams
massive foundations
abutments
R.C.C. structures
all the above.
Answer: Option
Explanation:
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4.
Water cement ratio is
volume of water to that of cement
weight of water to that of cement
weight of concrete to that of water
volume of concrete to that of water
both (a) and (b) of the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
Efflorescence in cement is caused due to an excess of
alumina
iron oxide
silica
alkalis
magnesium oxide.
Answer: Option
Explanation:
No answer description is available. Let's discuss.