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GATE Exam Questions - Engineering

Q1:

A tube well having a capacity of 4 m3/hour operates for 20 hours each day during the irrigation season. How much area can be commanded if the irrigation interval is 20 days and depth of irrigation is 7 cm ?

A 1.71 x 104 m2

B 1.14 x 104 m2

C 22.9 x 104 m2

D 2.29 x 104 m2

ANS:D - 2.29 x 104 m2

Area cover = (4 * 20 * 20)/(7 * 10^-2),

= 2.285 * 10^4 m^2.