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specific energy

GATE Civil Engineering · Fluid Mechanics - Open Channel Flow · 2018-2025

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2025 PYQ

A 5.0 m wide rectangular channel carries a discharge of $10 \mathrm{~m}^3 / \mathrm{s}$ at a depth of 1.5 m under uniform flow. To produce critical flow conditions without affectin...

mediumbasic explanation
2024 PYQ

A rectangular channel is 4.0 m wide and carries a discharge of 2.0 m 3 /s with a depth of 0.4 m. The channel transitions to a maximum width contraction at a downstream location, wi...

medium
2022 Q47

Water is flowing in a horizontal, frictionless, rectangular channel. A smooth hump is built on the channel floor at a section and its height is gradually increased to reach choked...

hard
2022 PYQ

Depth of water flowing in a 3 m wide rectangular channel is 2 m. The channel carries a discharge of 12 m 3 /s. Take g = 9.8 m/s 2 . The bed width (in m) at contraction, which just...

mediumbasic explanation
2022 PYQ

Water is flowing in a horizontal, frictionless, rectangular channel. A smooth hump is built on the channel floor at a section and its height is gradually increased to reach choked...

mediumanswer keybasic explanation
2021 Q31

A rectangular open channel of 6 m width is carrying a discharge of 20 m³/s. Consider the acceleration due to gravity as 9.81 m/s² and assume water as incompressible and inviscid. T...

mediumanswer key
2018 Q13

For a given discharge in an open channel, there are two depths which have the same specific energy. These two depths are known as

easyanswer key
2018 Q23

A 10 m wide rectangular channel carries a discharge of 20 m³/s under critical condition. Using g = 9.81 m/s², the specific energy (in m, up to two decimal places) is _________

mediumanswer key