Question 1

The basic factor which controls the process of meandering is

Accepted Answer

A)  discharge
B)  valley slope
C)  bed and side resistance
D)  all of theseE) None of the above
F) C) and D)

Question 2

The duty at outlet is called capacity factor.

Accepted Answer

A) True 
 B)False

Question 3

Liquid precipitation consists of

Accepted Answer

A)  snow
B)  hail
C)  sleet
D)  rainfallE) B) and C)
F) A) and B)

Question 4

The main cause of silting in channel is

Accepted Answer

A)  non-regime section
B)  inadequate slope
C)  defective head regulator
D)  all of theseE) B) and C)
F) C) and D)

Question 5

A canal sligned nearly parallel to the contours of a country, is known as

Accepted Answer

A)  side slope canal
B)  contour canal
C)  water shed canal
D)  ridge canalE) All of the above
F) B) and C)

Question 6

In Bligh's creep theory, it is assumed that the percolation water creep

Accepted Answer

A)  along the contact of the base profile of the apron with the sub-soil
B)  in a straight path under the floor
C)  in a straight path under the foundation work
D)  none of the aboveE) A) and C)
F) A) and B)

Question 7

The water shed canal is also called

Accepted Answer

A)  side slope canal
B)  contour canal
C)  ridge canal
D)  all of theseE) A) and B)
F) None of the above

Question 8

The duty is largest

Accepted Answer

A)  at the head of the main canal
B)  at the head of the water course
C)  on the field
D)  at all placeE) All of the above
F) A) and D) C

Question 9

The function of a barrage is different to that a weir.

Accepted Answer

A) True 
 B)False

Question 10

The loss of head per unit length of creep is called

Accepted Answer

A)  coefficient of creep
B)  percolation coefficient
C)  Lane's coefficient
D)  none of theseE) A) and B)
F) A) and C)

Question 11

In a flexible outlet, the discharge depends upon the

Accepted Answer

A)  water level in distributary
B)  water level in water course
C)  difference of water levels between distributary and water course
D)  none of the aboveE) A) and B)
F) None of the above

Question 12

When the irrigation canal and the drain are at the same level, then the cross drainage work is achieved by providing a

Accepted Answer

A)  aqueduct
B)  super-passage
C)  level crossing
D)  canal syphonE) A) and C)
F) All of the above

Question 13

For closed growing crops (such as wheat) , the method of irrigation used is

Accepted Answer

A)  free flooding
B)  border flooding
C)  check flooding
D)  basin floodingE) C) and D)
F) B) and D)

Question 14

The ratio between the area of a crop irrigated and the quantity of water required during its entire period of the growth, is known as

Accepted Answer

A)  delta
B)  duty
C)  base period
D)  crop periodE) B) and C)
F) A) and D)

Question 15

Rivers on alluvial plains may be

Accepted Answer

A)  meandering type
B)  aggrading type
C)  degrading type
D)  all of theseE) A) and C)
F) C) and D)

Question 16

The amount of precipitation is measured by

Accepted Answer

A)  rain gauge
B)  osmoscope
C)  turbidimeter
D)  all of theseE) B) and C)
F) A) and D)

Question 17

The crest of the under-sluices should be lower than the crest of the head regulator (if silt excluder is provided by at least

Accepted Answer

A)  1 to 1.2 m
B)  1.8 to 2 m
C)  2 to 2.5 m
D)  4 to 5 mE) B) and D)
F) B) and C)

Question 18

The knowledge of hydrology is necessary in civil engineering for

Accepted Answer

A)  designing and construction of irrigation structures
B)  designing and construction of bridges and culverts
C)  flood control works
D)  all of theseE) B) and C)
F) A) and B) D

Question 19

The irrigation engineering may be defined as

Accepted Answer

A)  the process of artificially supplying water to soil for raising crops
B)  a science of planning and designing an efficient and economic irrigation system
C)  the engineering of controlling and harnessing the various natural sources of water, by the construction of dams, canals and finally distributing the water to the agricultural fields
D)  all of the aboveE) None of the above
F) A) and B)

Question 20

The borrow pits should, preferably, be taken from

Accepted Answer

A)  the field on the right side of canal
B)  the field on the left side of the canal
C)  the central half width of the section of the canal
D)  any one of the aboveE) A) and D)
F) C) and D) C

Exam 9: Irrigation and Hydraulic Engineering

The basic factor which controls the process of meandering is

Correct AnswerverifiedShow Answer

The duty at outlet is called capacity factor.

Correct AnswerverifiedShow Answer

Liquid precipitation consists of

Correct AnswerverifiedShow Answer

The main cause of silting in channel is

Correct AnswerverifiedShow Answer

A canal sligned nearly parallel to the contours of a country, is known as

Correct AnswerverifiedShow Answer

In Bligh's creep theory, it is assumed that the percolation water creep

Correct AnswerverifiedShow Answer

The water shed canal is also called

Correct AnswerverifiedShow Answer

The duty is largest

Correct AnswerverifiedC

The function of a barrage is different to that a weir.

Correct AnswerverifiedShow Answer

The loss of head per unit length of creep is called

Correct AnswerverifiedShow Answer

In a flexible outlet, the discharge depends upon the

Correct AnswerverifiedShow Answer

When the irrigation canal and the drain are at the same level, then the cross drainage work is achieved by providing a

Correct AnswerverifiedShow Answer

For closed growing crops (such as wheat) , the method of irrigation used is

Correct AnswerverifiedShow Answer

The ratio between the area of a crop irrigated and the quantity of water required during its entire period of the growth, is known as

Correct AnswerverifiedShow Answer

Rivers on alluvial plains may be

Correct AnswerverifiedShow Answer

The amount of precipitation is measured by

Correct AnswerverifiedShow Answer

The crest of the under-sluices should be lower than the crest of the head regulator (if silt excluder is provided by at least

Correct AnswerverifiedShow Answer

The knowledge of hydrology is necessary in civil engineering for

Correct AnswerverifiedD

The irrigation engineering may be defined as

Correct AnswerverifiedShow Answer

The borrow pits should, preferably, be taken from

Correct AnswerverifiedC

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C

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D

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C