8. Free board is provided in channel design only for: a) Loose boundary channel b) Rigid boundary channel c) All type of channel
8. Free board is provided in channel design only for: a) Loose boundary channel b) Rigid boundary channel c) All type of channel
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:8. Free board is provided in channel design only for:
a) Loose boundary channel
b) Rigid boundary channel
c) All type of channel
9. Rigid boundary channels carrying sediment-laden water should meet which
criteria:
a) Should balance out shear stress with critical stress of the bed material
b) Should satisfy minimum and maximum velocity of flow criteria
c) Should only satisfy minimum velocity of flow criteria
10. For a Loose Boundary channels carrying sediment free water:
a) The bed stress is less than side stress of the channel
b) The side stress is neglected for the channel design
c) The bed stress is more than side stress of the channel
11. Given, coefficient of velocity is 0.9 and coefficient of contraction is 0.8, then
coefficient of discharge will be equal to:
a) 0.63
b) 0.72
c) 0.75
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