GATE SOLVED PAPER - CE IRRIGATION ENGG. AND ENGG. HYDROLOGY
YEAR 2013 Q. 1
ONE MARK
An isohyet is a line joining points of (A) equal temperature
(B) equal humidity
(C) equal rainfall depth
(D) equal evaporation
A 1 hour rainfall of 10 cm has return period of 50 year. The 1 hour of rainfall 10 cm or more will occur in each of two successive year is (A) 0.04 (B) 0.2 (C) 0.02 (D) 0.0004
Q. 2
YEAR 2013
TWO MARKS
The transplantation of rice requires 10 days and total depth of water required during transplantation is 48 cm. During transplantation there is an effective rainfall (useful for irrigation) of 8 cm. The duty of irrigation water in hectare/ cumecs is (A) 612 (B) 216 (C) 300 (D) 108
Q. 3
Common Data For Questions. 4 and 5 : Storm I of duration 5 hrs. gives a direct run-off of 4 cm and has an average intensity of 2 cm/hr. Storm II of 8 hr. duration gives a run-off of 8.4 cm. (Assume f -index is same for both the storms). Q. 4
Q. 5
The value of f -index is (A) 1.2 (C) 1
(B) 1.6 (D) 1.4
Intensity of storm-II in cm/hr is (A) 2 (C) 1.75
(B) 1.5 (D) 2.25
YEAR 2012 Q. 6
mywbut.com
ONE MARK
The ratio of actual evapo-transpiration to potential evapo-transpiration is in the rage (A) 0.0 to 0.4 (B) 0.6 to 0.9 (C) 0.0 to 1.0 (D) 100 to 2.0