Civil Engineering - Irrigation - Discussion

Discussion Forum : Irrigation - Section 2 (Q.No. 10)
10.
If the irrigation efficiency is 80%, conveyance losses are 20% and the actual depth of watering is 16 cm, the depth of water required at the canal outlet, is
10 cm
15 cm
20 cm
25 cm
30 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
33 comments Page 2 of 4.

Bhumika Varshney said:   5 years ago
Not getting, please anyone explain.

Bhawesh said:   5 years ago
20/(0.8*0.8)=25.
80% Conveyance efficiency.
80% Irrigation Efficiency.

Nareshsingh said:   6 years ago
X* (80/100)-x * (80/100 * 20/100) = 16.
So x = 25.

Khushi said:   6 years ago
Thanks @Sv Ranganadh.

Amar said:   7 years ago
Nice explaination @Rosh.

Mayur said:   7 years ago
Not understood. Please explain me clearly.

Akash vardhan said:   7 years ago
Thanks all of you for explaining the answer.

Sv ranganadh said:   7 years ago
(100-800)/(100-20) = 0.25*% = 25cm.
(1)

Sachin solanki said:   7 years ago
It is 16/(0.8*0.8).

INDRANIL KARFA said:   8 years ago
Depth of water after losses =x -x/5=4x/5.
Again Depth of water after losses=16*(100÷80)=20cm.
So, 4x/5=20, x=25 cm.


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