Civil Engineering - Irrigation - Discussion
Discussion Forum : Irrigation - Section 1 (Q.No. 23)
23.
Groynes are generally built
Discussion:
37 comments Page 2 of 4.
Anup Patel said:
9 years ago
As per the question, the correct answer should be [D]
If [B] be the answer then the question should be "Repelling Groynes are generally built at?
If [B] be the answer then the question should be "Repelling Groynes are generally built at?
Usman said:
5 years ago
The given answer is right.
Repealing groynes toward upstream at 30 degree.
Attractive is downstream at 60 to 70 degree.
Deflecting is 90 degree.
Repealing groynes toward upstream at 30 degree.
Attractive is downstream at 60 to 70 degree.
Deflecting is 90 degree.
(1)
Suresh said:
3 years ago
@all.
Repelling groynes are used to move away the water it means don't allow water to erose the bank of river. So the answer is correct.
Repelling groynes are used to move away the water it means don't allow water to erose the bank of river. So the answer is correct.
(1)
Mohit k said:
8 years ago
Yes option A is also correct as spur and groyne are kind of same thing.
And spurs are made perpendicular to bank.
And spurs are made perpendicular to bank.
Hayat said:
6 years ago
Ocean groynes are generally found perpendicular to the bank. So, why not A?
(1)
Som said:
5 years ago
A, B is right.
C is wrong since attracting groynes has 45-60 degree d/s.
C is wrong since attracting groynes has 45-60 degree d/s.
(2)
F khan said:
9 years ago
Yes, I agree with you @Subin. But angle should be between 60-75 degree.
Manasa said:
8 years ago
If it is B then what about the option A? it also be right.
Akram said:
8 years ago
Repelling Groynes are built upstream at n angle 30°.
Lopamudra said:
9 years ago
The correct answer should be all of the above.
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