Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 1 (Q.No. 43)
43.
M 150 grade of concrete approximates
1 : 3 : 6 mix
1 : 1 :2 mix
1 : 2 : 4 mix
1 : 1.5 : 3 mix
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
108 comments Page 3 of 11.

Sunil kimar swain said:   8 years ago
The correct answer is 1:2:4.

1:1:2 for m25 grade.

SHRIDHAR said:   1 decade ago
M 5 1:5:10.
M 7.5 1:4:8.
M 10 1:3:6.
M 15 1:2:4.
M 20 1:1.5:3.
M 25 1:1:2.

Gowtham Reddy said:   9 years ago
M150 means the concrete having the compressive strength of 150 kg/sq.cm.

Shiv kumar rauniyaar said:   6 years ago
M25 = m250 ratio is 1:1:2.
m15 = m150 ratio is 1:2:4.
So, the ans is C.

Basavraj said:   10 years ago
Why always we should take 360 kg of cement only for 1 unit proportion?

Shyamdev mandal said:   8 years ago
According to IS456, M150 is 1:2:4.

But how 1:1:2 is correct? Explain.

Vikash Mehta said:   1 decade ago
1:2:4 is correct answer for M15 Grade because 1:1:2 for M25 Grade.

Anil kumar said:   9 years ago
Ans is -1:2:4.

M25 - 1:1:2
M20 - 1:1.5:3
M15 - 1:2:4
M10 - 1:3:6

Mithu mandal said:   10 years ago
1:2:4 is right answer.

1:1:2 proportion is M25 grade concrete.

Jahidul islam said:   5 years ago
The correct answer is M15=1:2:4.
This is not correct M15=1:1:2.
(1)


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