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Problem 1 27

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Problem 1.27 [Difficulty: 1]
Given: Acreage of land, and water needs.
Find: Water flow rate (L/min) to water crops.
Solution: Use Table G.2 and other sources (e.g., Machinery's Handbook, Mark's Standard Handbook) as needed.
The volume flow rate needed is Q
4 cm⋅
week
10× hectare⋅=
Performing unit conversions Q
4 cm⋅ 10× hectare⋅
week
=
0.04 m⋅ 10× hectare⋅
week
1 104× m2⋅
1 hectare⋅
×
1000 L⋅
m3
×
1 week⋅
7 day⋅
×
1 day⋅
24 hr⋅
×
1 hr⋅
60 min⋅
×=
Q 397
L
min
⋅=

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