Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 28)
28.
Pick up the correct statement from the following:
Bulking of sand is caused due to formation of a thin film of surface moisture
Fine sand bulks more than coarse sand
With 10% moisture content by weight, the bulking of sand is increased by 50%.
The volume of fully saturated sand, is equal to the volume of dry and loose sand
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 1 of 2.

Ritam Ghosh said:   3 years ago
@Ajit.

I agree with you, Thanks.

Sandhya said:   4 years ago
I think C is not correct.
(1)

Udaya said:   5 years ago
I think C is not correct, highest value of bulking is only 40%.
(1)

ErCivilian said:   6 years ago
Please explain option B & D.

Shashi said:   7 years ago
I think A, B, D are correct.

Kiran said:   7 years ago
How does it effect in concrete quantity, the does the quantity of sand has to be raised or adjust in the water level?

Ritesh said:   8 years ago
@Piyush and @Yashraj.

Option D is correct because after sand gets fully saturated bulking of sand stops and its initial vol is equal to fully saturated volume.
(1)

Yashraj said:   9 years ago
Please explain the option d.

Piyush said:   9 years ago
Can anyone explain option d?

R.K.Raj said:   10 years ago
Fine sand more bulks than coarse sand because its specific surface area is more than coarse sand.


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