Related Questions

The ratio of the hydraulic radius to the diameter of the channel, for maximum mean velocity of flow in a circular channel, in open channel flow is
A 0.3
B 0.9
C 0.03
D 0.66
The ratio of the depth of flow to the diameter of the channel for maximum discharge in a circular channel in open channel flow is
A 0.1
B 0.55
C 0.95
D 1.85
Which of the following medium is used for broadband local networks?
A Coaxial
B Optic fiber
C CATV
D UTP
You must install this on a network if you want to share a broadband internet connection :
A Router
B Modem
C Node
D Cable
The basic difference between broadband and baseband is:
A availability
B capacity
C reliability
D transmission
E None of the above
The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be
A Parabolic
B Hyperbolic
C Straight line
D None of these
In a two lane channel, bottom width of channel is given by
A Manoeuvring lane + (2 × Bank clearance lane)
B (2 × Manoeuvring lane) + (2 × Bank clearance lane)
C (2 × Manoeuvring lane) + (2 × Bank clearance lane + ship clearance lane)
D Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane
If the cross-sectional area of the channel in n-channel JEFT increases, the drain current ___________
A is increased
B is decreased
C remains the same
D none of the above
If B and d are the bed width and depth of a channel in meters, the combined losses due to evaporation and seepage in cumecs per kilometer length of the channel, is
A $$\frac{1}{{50}} \times {\left( {{\text{B}} + {\text{d}}} \right)^{\frac{2}{3}}}$$
B $$\frac{1}{{100}} \times {\left( {{\text{B}} + {\text{d}}} \right)^{\frac{2}{3}}}$$
C $$\frac{1}{{150}} \times {\left( {{\text{B}} + {\text{d}}} \right)^{\frac{2}{3}}}$$
D $$\frac{1}{{200}} \times {\left( {{\text{B}} + {\text{d}}} \right)^{\frac{2}{3}}}$$
The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.
A 0.34 times
B 0.67 times
C 0.81 times
D 0.95 times

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