IRRIGATION ENGINEERING QUIZ

A deep well

is weaker structurally than a shallow well

is always deeper than a shallow well

both (A) and (B)

has more discharge than a shallow well

TRUE ANSWER : ?
YOUR ANSWER : ?

Bed bars in a canal are provided

To watch the general behavior of canal

To measure the discharge

To raise the supply level

To control the silting

TRUE ANSWER : ?
YOUR ANSWER : ?

Hydrograph is the graphical representation of

rainfall and time

surface runoff and time

ground waterflow and time

runoff and time

TRUE ANSWER : ?
YOUR ANSWER : ?

For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is

0.5

1

Zero

0.25

TRUE ANSWER : ?
YOUR ANSWER : ?

A divide wall is provided

At right angle to the axis of weir

Parallel to the axis of weir and upstream of it

Parallel to the axis of weir and downstream of it

At an inclination to the axis of weir

TRUE ANSWER : ?
YOUR ANSWER : ?

A river bend characterized by silting

scouring on concave side and silting on convex side

scouring on convex side and on concave side

scouring on concave side

silting on convex side

TRUE ANSWER : ?
YOUR ANSWER : ?

While deciding the alignment of a proposed canal taking off from a river at B, three alignments of approximately equal lengths are available. These cross a drainages at C1, C2 and C3 where drainage bed levels C1 > C2 > C3, you will provide at site C3

A syphon

An aqueduct

A syphon aqueduct

A super passage

TRUE ANSWER : ?
YOUR ANSWER : ?

In a chute spillway, the flow is usually

uniform

super critical

critical

subcritical

TRUE ANSWER : ?
YOUR ANSWER : ?

The relation between probability (P) and recurrence interval (T) is given by

PT2 = 1

PT = 1

P/T2 = 1

P/T = 1

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following types of falls use parabolic glacis for energy dissipation ?

Montague type fall

vertical drop fall

inglis fall

glacis fall

TRUE ANSWER : ?
YOUR ANSWER : ?

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