Q. Calculate the critical depth of a wide rectangular channel section if the normal depth and yₙ are 3.2m and 2.5m respectively. Given: dy/dx=3×10⁻⁴ m and S₀=1/2000.

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Q. For a wide rectangular channel y>>B.

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Q. If the velocity of flow through a wide rectangular channel is 2m⁄s and the rate of change of depth is 3×10⁻⁵m, calculate the manning’s constant of the channel if the uniform flow depth is 1m and yₙ=0.6m. Given: Critical depth = 0.5m.

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Q. A slope based on the culvert bottom is called______

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Q. A slope based on a relationship between water depth and critical depth is called_______

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Q. What is the culvert bottom slope denoted as?

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Q. What is the critical depth denoted as?

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Q. What is the normal depth denoted as?

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Q. When S₀ is less than zero, it is called________

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Q. When S₀ is equal to zero, it is called________

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Q. When Y₀ = Yc, it is called ________

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Q. When Yₙ > Yc and S₀ > 0, it is called a _____

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Q. When S₀ > 0 and Yₙ < Yc, it is called as_______

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Q. A surface profile is a measure of _______

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Q. The surface profile is classified into normal depth and critical depth.

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Q. What is the condition for a normal depth?

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Q. When gravitational force is equal to the friction drag, what type of depth is formed?

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Q. When the depth is normal, which parameter is zero?

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Q. Which among the following is the Manning’s equation?

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Q. Manning’s equation is not used to calculate_________

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