Calculate the maximum discharge through a triangular channel having a side slope of 1H:and the critical depth is 3m.
a) 15.26 m3/s
b) 16.26 m3/s
c) 17.26 m3/s
d) 18.26 m3/s
Q.2.
Calculate the side slope of a triangular channel if the maximum discharge is 48.m3/s and the critical depth of the channel is 6m.
a) 1H:2V
b) 1H:3V
c) 1H:4V
d) 1H:5V
Q.3.
The critical depth and base width of a trapezoidal channel isandrespectively. Calculate the maximum discharge if the side slope of the channel is 1H:2V.
a) 29.21 m3/s
b) 39.21 m3/s
c) 49.21 m3/s
d) 50.21 m3/s
Q.4.
The maximum discharge through a trapezoidal channel is 74.m3/s. Calculate the critical depth of the channel is the side slope is equal to 1H:3V. B = 5m.
a) 2m
b) 3m
c) 4m
d) 5m
Q.5.
For a critical flow Froude’s number is equal to 1.
a) True
b) False
Q.6.
Calculate Froude’s number for a rectangular channel having depthand velocity of flow is 5.m/s.
a) 1.0
b) 1.2
c) 1.4
d) 1.6
Q.7.
Calculate the value of Fr if the value of hydraulic depth is 0.and the velocity of flow is 2.5 m/s.
a) 1.0
b) 1.5
c) 2.0
d) 2.5
Q.8.
Calculate the Froude’s number for a triangular channel having depthand side slope of 1H:4V. V = 1m/s.
a) 0.52
b) 0.42
c) 0.32
d) 0.22
Q.9.
The top width of a triangular channel isand the side slope of the channel is 1H:3V. Calculate the velocity of flow.
a) 5.54 m/s
b) 6.64 m/s
c) 7.64 m/s
d) 8.64 m/s
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