Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 1 (Q.No. 29)
29.
If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is
Discussion:
44 comments Page 5 of 5.
Umang said:
9 years ago
Thanks for the explanation @Maha.
Abi said:
9 years ago
Can't understand. Please explain this.
Moreri said:
9 years ago
Why do we divide 740 by 100?
Dangerous said:
9 years ago
Sieve Retained Reained perce Cumaltive size
80 0 0 0
40 2 10 10
20 8 40 50
10 6 30 80
4.75 4 20 100
2.36 0 0 100
1.18 0 0 100
600 0 0 100
300 0 0 100
150 0 0 100
740
Fineness modulus =740/100,
= 7.4.
80 0 0 0
40 2 10 10
20 8 40 50
10 6 30 80
4.75 4 20 100
2.36 0 0 100
1.18 0 0 100
600 0 0 100
300 0 0 100
150 0 0 100
740
Fineness modulus =740/100,
= 7.4.
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