Exam Paper Hydrology & Water

Resources EngineeringSubject Code:150602

Exam:1 (Module-I)Q: 1 Define the following terms i) Precipitation ii) Infiltration iii) Interception iv) Runoff V) TranspirationQ-2 Enumerate various type of rain gauges and explain weighing bucket type rain gauge in detail

Q-3 The average rainfall over a basin of area 50 ha during a storm was as follows:

If the volume of runoff from this storm was measured as 25000m3, determine the ø-Index for the storm

Time (hr) 0 1 2 3 4 5 6 7

Rainfall (mm)

0 6 11 34 28 12 6 0

Q: 4 Results to determine Horton’s infiltration capacity (fct) in the exponential form are tabulated below:

Determine the infiltration capacity exponential equation

Q: 5 Define the following 1) Confined aquifer 2) Unconfined aquifer 3) Specific yield 4) Specific retention 5) Coefficient of transmissibility

Time (hr)

0.25

0.5 0.75

1 1.25

1.5 1.75

2

Fct (cm/hr)

5.60

3.20

2.10

1.50

1.20

1.10

1 1

Prepared by, Dr Dhruvesh

Patel

Prepared by, Dr Dhruvesh

Patel