PEC EPE Exam Engineering Hydrology MCQ Questions
Other PEC EPE Exam Past Paper Questions
What does the Rational Method in hydrology estimate?
a) Peak discharge of a river
b) Rainfall intensity
c) Infiltration rate
d) Groundwater flow velocity
Answer: b
The term “Return Period” in hydrology refers to:
a) Time interval between two floods
b) Time taken for a river to return to its baseflow level
c) Average duration of rainfall
d) Average time between occurrences of a certain magnitude flood
Answer: d
Which hydrological cycle component involves the movement of water vapor from the Earth’s surface to the atmosphere?
a) Evaporation
b) Precipitation
c) Infiltration
d) Runoff
Answer: a
What is the main purpose of a hydrograph?
a) Measuring groundwater levels
b) Monitoring reservoir capacity
c) Showing the relationship between rainfall and runoff over time
d) Calculating irrigation demand
Answer: c
The Soil Conservation Service Curve Number (SCS-CN) method is used for:
a) Calculating groundwater flow rates
b) Estimating peak discharge
c) Determining stormwater runoff
d) Measuring river sediment load
Answer: c
The Horton’s Law is related to:
a) Groundwater flow modeling
b) Soil erosion prediction
c) Rainfall intensity-duration relationship
d) Snowmelt estimation
Answer: c
The relationship between infiltration rate and cumulative infiltration is often represented by:
a) Horton’s equation
b) Darcy’s law
c) The HEC-RAS model
d) The Rational Method equation
Answer: a
The unit hydrograph theory assumes that:
a) Rainfall is uniform over the catchment
b) Infiltration is negligible
c) Storm duration is infinite
d) Baseflow is the main contributor to peak discharge
Answer: a
Which of the following methods is used for flood frequency analysis?
a) Rational Method
b) Soil Conservation Service method
c) Gumbel’s method
d) SCS-CN method
Answer: c
The Rational Method equation (Q = CiA) calculates:
a) Evaporation rate
b) Infiltration rate
c) Peak discharge
d) Baseflow rate
Answer: c