IRRIGATION ENGINEERING QUIZ

The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is

1.064

1.074

1.054

1.084

TRUE ANSWER : ?
YOUR ANSWER : ?

V and R are the regime mean velocity and hydraulic mean depth respectively in meters. Lacey's silt factor f is

2V²/√3 R

3V²/4R

2V²/5R

5V²/2R

TRUE ANSWER : ?
YOUR ANSWER : ?

When surface of transpiration is submerged under water, then potential evapotranspiration is

much less than evapotranspiration

equal to evapotranspiration

equal to or less than evapotranspi-ration

much more than evapotranspiration

TRUE ANSWER : ?
YOUR ANSWER : ?

An aggrading river is a

silting river

both silting and scouring river

scouring river

neither silting nor scouring river

TRUE ANSWER : ?
YOUR ANSWER : ?

Infiltration capacity

changes with location

changes with both time and location

changes with time

is a constant factor

TRUE ANSWER : ?
YOUR ANSWER : ?

Horizontal acceleration due to earthquake results in

both (A) and (B)

None of these

inertia force into the body of the dam

hydrodynamic pressure

TRUE ANSWER : ?
YOUR ANSWER : ?

If d is the depth of the aquifer through which water is flowing, then the relationship between permeability k and transmissible T is given by

T= Vkd

T = k/d

T = kd

k= VTd

TRUE ANSWER : ?
YOUR ANSWER : ?

In case of non-availability of space due to topography, the most suitable spillway is

straight drop spillway

shaft spillway

ogee spillway

chute spillway

TRUE ANSWER : ?
YOUR ANSWER : ?

Finally formed berms in canals are provided for

Control of seepage losses

All of these

Strengthening of banks

Protection of banks erosion by the waves

TRUE ANSWER : ?
YOUR ANSWER : ?

The meander pattern of a river is developed by

Maximum discharge

Dominant discharge

Average discharge

Critical discharge

TRUE ANSWER : ?
YOUR ANSWER : ?

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