Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 19)
19.
ISI has specified full strength of concrete after
7 days
14 days
21 days
28 days
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
54 comments Page 5 of 6.

Dipnayna said:   6 years ago
I.S.I has specified the full strength of concrete after 28 days.
(1)

Brahir said:   6 years ago
Maximum 100% strength to 3 years.
And
IS code 28-day full strength.
The answer is 3 year.

Hayat said:   6 years ago
When full strength get 90% in 28 day, then for 100% (maximum strength) of concrete required 3 years, why?
(1)

Sreerench said:   6 years ago
28 days is correct.

The beast said:   5 years ago
Concrete never get its full strength.
(1)

Khan said:   5 years ago
28days is the correct answer.
(2)

Tejas pawade said:   5 years ago
1 -----> 16%.
3 ------> 45%.
7 -----> 65%.
14 ----> 90%.
28 ------> 99%.
(3)

MUSSADIQ PERVAIZ said:   4 years ago
Concrete achieves its full strength after 3 years.
(1)

Rajendra kumar said:   4 years ago
Days -- Concrete Percentage.

1 -- 16%.
3 -- 45%.
7 -- 65%.
14 -- 90%.
28 -- 99%.
(3)

Shivaa said:   4 years ago
Explain the right answer.


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