Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 38)
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 3 of 3.

DEVARAJ said:   8 years ago
According to me, Option E is correct.

Parimal Biswas said:   9 years ago
I think option E is the correct option.

Vicky said:   9 years ago
I think option A and D is also correct then it should be all the above.

Gavandi said:   9 years ago
@All.

Answer is obviously (c) cause initial setting time always less than 30 min Not More than 30 and final setting time less than 10 hr.

SouradipPal said:   9 years ago
Yes, it would be (E).

Birendra kandel said:   9 years ago
Why not option E? All the given options are correct.


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