1) slope of water surface at the section
2) stage at the section
3) current meter readings at the section
The correct answer is?
A. (1) and (2)
B. (2) and (3)
C. only (2)
D. only (3)
Related Mcqs:
- The ratio of rate of change of the discharge of an outlet to the rate of change of the discharge of distributing channel is called________________?
A. proportionality
B. flexibility
C. setting
D. sensitivity - The stage of river carrying a discharge of Q m7sec at a point is 10 m and slope of water surface is (1/4000). The discharge of a flood at the same point and same stage of 10 m with a water surface slope of(l/1000) will be________________?
A. V2 Q m3/sec
B. 0.5 Q mVsec
C. 2 Q m3/sec
D. 4 Q m3/sec - For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is_______________?
A. 0.2 x 106
B. 0.6 x 106
C. 2.4 xlO6
D. 7.2 xlO6 - If the demand line drawn from a ridge in a flow mass curve does not intersect the curve again, it indicates that______________?
A. demand cannot be met by inflow
B. reservoir was not full at the beginning
C. both (A) and (B)
D. none of the above - The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called_________________?
A. hygroscopic water
B. equivalent moisture
C. soil moisture deficiency
D. pellicular water - The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called________________?
A. effective rainfall
B. consumptive use
C. consumptive irrigation requirement
D. net irrigation requirement - The stream which does not have any base flow contribution is called________________?
A. perennial stream
B. intermittent stream
C. ephemeral stream
D. none of the above - The “outlet discharge factor” is the duty at the head of_________________?
A. main canal
B. branch canal
C. watercourse
D. distributory - In a Sarda type fall, rectangular crest is used for discharge upto______________?
A. 6 cumecs
B. 10 cumecs
C. 14 cumecs
D. 20 cumecs - Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ?
A. slope-area method
B. area-velocity method
C. moving boat method
D. ultra-sonic method
