Determine the discharge over a standard contracted weir when the upstream water depth is 2.1 m. The weir (one end contraction) is 1.8 m high and has a 1.8 m overflow length. Also determine the approach velocity head (see Figure 8.10a) in the 4-m-wide channel. Is it significant?

Q: A rectangular sharp-crested weir with end contractions is 1.5 m long. How high should it be placed…

A: Weir: Weir is generally considered as an obstruction to the flow of water in an open channel. When…

Q: ). Find the discharge over a 60-degree V-notch weir if the head is 6.25 inches.

A:

Q: What length of Cipolletti Weir should be constructed so that the measured head will not exceed 1.5…

A:

Q: A rectangular sharp-crested weir with two-end contractions is 1.25 m long. How high should it be…

A: Discharge =0.20m3/s

Q: A weir has been constructed across a concrete-lined channel with a rectangular cross-section (base…

A: Step 1:Step 2:Step 3: Step 4:

Q: c) A rectangular concrete channel has a broad crested weir at its downstream end similar to that in…

A: The expression of velocity is given as V1=1nR23S12 V1=1nbynb+2yn23S12 Here n is the manning…

Q: 2. Determine the discharge of the weir having a head of 1.2 m in L/s a) If a 90° triangular weir is…

A:

Q: A 3-m-wide rectangular sharp crested weir is built across an open channel. The depth of water in the…

A: Weir head = 0.15 m Upstream depth of water =1.2 m Width of weir = 3 m

Q: If the surface loading is 150m3/(m2.d) and weir overflow rate is 550m3/(d.m), compute for a circular…

A:

Q: The maximum flow through a 90-degree V-notch weir is 7.0 ft/s. Determine the minimum depth of the…

A: Given: 90-degree V notch, Q = 7.0 ft3/s Determine the min. depth of weir notch, H = ?

Q: A weir has been constructed across a concrete-lined channel with a rectangular cross-section (base…

A: Step 1:Step 2:Step 3: Step 4:

Q: Contracted rectangular crested weir. A contracted rectangular crested weir is one type of sharp…

A: Given: Contracted rectangular sharp crested weir Length= 2.63m Head= 87cm= 0.87 m

Q: A rectangular sharp-crested weir with end contractions is 1.25 m long. How high should the weir…

A: Given: The length of the weir is 1.25 m. The upstream depth is 2.5 m. The flow rate is 0.5 m3/s.

Q: A rectangular sharp-crested weir with end contractions is 1.5 m long. How high should it be placed…

A: