Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 38)

Concrete Technology

38.

For an ordinary Portland cement

residual does not exceed 10% when sieved through IS Sieve No. 9

soundness varies from 5 to 10 mm

initial setting time is not less than 30 minutes

compressive stress after 7 days, is not less than 175 kg/cm²

all the above.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

26 comments Page 2 of 3.

VIVEK SINGH said: 7 years ago

What should be a maximum initial setting time of OPC?

Birendra kandel said: 9 years ago

Why not option E? All the given options are correct.

Raj said: 4 years ago

Answer is D.

For 3 days=160 and for 7 days=210.

Parimal Biswas said: 9 years ago

I think option E is the correct option.

DEVARAJ said: 8 years ago

According to me, Option E is correct.

Hiren said: 8 years ago

Definitely E is the correct answer.

Pallab said: 6 years ago

It would be option (E). I too agree

Anup said: 7 years ago

Option E is right. I also agree.

Raja said: 8 years ago

Definitely E is correct answer.

Gyan singh meena said: 8 years ago

All of these is correct answer.

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