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What is the consumptive use for a crop in the month of April having a consumptive use coefficient equal to 0.80 and pan evaporation is 35 cm?

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in Irrigation Engineering by (75.2k points)
What is the consumptive use for a crop in the month of April having a consumptive use coefficient equal to 0.80 and pan evaporation is 35 cm?

(a) 28 cm

(b) 43.75 cm

(c) 35.80 cm

(d) 40.80 cm

I got this question by my school teacher while I was bunking the class.

My doubt is from Water Requirements of Crops in section Water Requirements of Crops of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Correct choice is (a) 28 cm

Easy explanation: The formula is Et = k. Ep

Et = 0.8 x 35 = 28 cm

Hence, the required value of consumptive use = 28 cm.

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