Q. The maximum discharge through the trapezoidal channel is 20 m³/s and the velocity of flow is 5 m/s. Calculate the base width of the channel if the side slope is 1H:4V.

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Q. What is the side slope for the most economic trapezoidal channel having depth y and base width B?

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Q. What is the angle made by the sloping side when the trapezoidal channel discharges to the maximum extent?

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Q. Calculate the maximum discharge through a trapezoidal channel if the depth is 5m.

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Q. If the side slope angle in a trapezoidal section is 45° and it discharges to the maximize extent, calculate the top width of the channel section. Given: y = 4m

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Q. Estimate the wetted perimeter of a circular channel having radius R and depth d, if the angle subtended at the centre is Ɵ.

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Q. Calculate the wetted area of a circular channel having depth d and radius R.

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Q. Determine the hydraulic radius of a circular section having depth d and radius R.

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Q. A circular channel section has water at a depth of 2m and the radius of the section is 4m, calculate the wetted area of the channel.

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Q. Calculate the wetted perimeter of a circular channel if the depth of water is 2m and radius is 5m.

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Q. Calculate the hydraulic radius of a circular channel having depth 6m and radius 4m.

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Q. Calculate the discharge through a circular channel section if the depth is 5m, radius of the circular section is 3m and the bed slope is 1 in 1000. Given: C = 50.

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Q. Estimate the discharge through a circular channel section having radius 4m and depth 3m if the channel bed slope is 1 in 2000. Given: n = 0.015.

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Q. Calculate the hydraulic radius of a circular channel if the radius is 6m and the central angle is 70°.

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Q. The hydraulic radius of a circular channel section is 0.33m, calculate the radius of the channel if the central angle is 60°.

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Q. The discharge through a circular channel section is 14.67m³/s and the velocity of flow is 1.47m/s, calculate the radius of the section if Ɵ = 75°.

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Q. Estimate the hydraulic depth for a most economical circular channel section in case of maximum velocity.

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Q. What is the value of θ in a most economical circular section in case of maximum discharge?

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Q. Calculate the depth in a most economical circular section in case of maximum discharge.

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Q. Calculate the hydraulic radius of a circular channel in case of maximum discharge if the radius of the channel is 4m.

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