A tidal model has been made with horizontal scale ratio of 1:7000 and vertical scale ratio of 1:350. What is the period in which a tide of its natural period 8 hour can be simulated in the model?
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- A wide, clean-earth river has a flow rate q = 150 ft3/(s . ft).What is the critical depth? If the actual depth is 12 ft, whatis the Froude number of the river? Compute the criticalslope by (a) Manning’s formula and (b) the Moody chart.A meteorological station has recorded rainfall depth for the past 49 years. An annual maximum series for precipitation depth of all 10-hour storms has been reconstructed. Following the Weibull formula, what is the estimated return period for the fifth highest precipitation depth of the series? A. 48 year B. 47 year C. 25 year D. 10 year10 Which of the following is not an issue with wave and tidal energy? a. Soil erosion b. Noise Pollution c. Corrosion d. Damage to animals
- A reservoir 10m deep has a rectangular weir with a length of 2.5m situated at its short side. When observed from above, the reservoir is shaped like a rectangle whose dimensions are 21m x 34m. If the overflow above the crest was intiially 2.1, how much time (mins) does it take to discharge 303,585 liters or water. Assume a weir factor of 0.61.The right and left water edges of a stream are 3.0 and 47.5 m respectively from an initial reference point . Verticals are located at distances 7.5, 12, 16.5, 21.5, 26.5, 31, 35.5, 40, and 44.5 m from the reference point. Depths of verticals are 0.6, 1.2, 1.4, 2.4, 2.6, 2.7, 2.5, 2.0, and 0.9 m. Mean velocities in the verticals are 0.2, 0.5, 0.7, 0.9, 0.9, 1.0, 1.1, 0.6, and 0.2 m/sec, respectively. Assuming that the discharge in the end sections of the stream to be zero, determine the following: a. Cross-sectional area of the stream (sq.m.)b. Volume of water if its horizontal distance is 5.0 m to an opposite stream section with the same cross-sectional area?c. Discharge of the stream (cu.m./sec) d. Average velocity of flow of the stream (m/sec) please show the detailed solution. thank youThe right and left water edges of a stream are 3.0 and 47.5 m respectively from an initial reference point . Verticals are located at distances 7.5, 12, 16.5, 21.5, 26.5, 31, 35.5, 40, and 44.5 m from the reference point. Depths of verticals are 0.6, 1.2, 1.4, 2.4, 2.6, 2.7, 2.5, 2.0, and 0.9 m. Mean velocities in the verticals are 0.2, 0.5, 0.7, 0.9, 0.9, 1.0, 1.1, 0.6, and 0.2 m/sec, respectively. Assuming that the discharge in the end sections of the stream to be zero, determine the Discharge of the stream (cu.m./sec)
- The right and left water edges of a stream are 3.0 and 47.5 m respectively from an initial reference point . Verticals are located at distances 7.5, 12, 16.5, 21.5, 26.5, 31, 35.5, 40, and 44.5 m from the reference point. Depths of verticals are 0.6, 1.2, 1.4, 2.4, 2.6, 2.7, 2.5, 2.0, and 0.9 m. Mean velocities in the verticals are 0.2, 0.5, 0.7, 0.9, 0.9, 1.0, 1.1, 0.6, and 0.2 m/sec, respectively. Assuming that the discharge in the end sections of the stream to be zero, determine the Average velocity of flow of the stream (m/sec)Water flows with a velocity of 3 m/sec and at a depth of 3 m in a rectangular channel. What is the change in water surface elevation and depth by a gradual upward change in bottom elevation of 30 cm. What will be depth and elevation changes if there were gradual downward change of 30 cm. What is the maximum size of upstep that could exist before upstream depth changes could result ?Water flows at a rate of 0.0300m3/? from reservoir 1 to reservoir 2 through threepipes connect in series. If ? = 0.025 and neglecting minor losses, determine thedifference in water surface elevation.
- The following data are obtained for a particular reach of the Provo River in Utah: A = 17m2, free surface width = 1676 cm, average depth = 101cm, Rh=98.15cm, V =200 cm/s, length of reach = 3536cm and the elevation drop of reach = 32cm. Determine: b. The Froude number of flowWhat are the two categories of waves? Name them.4. A river stage is readily measured by reading a USGS stream gage placed in the riverbed. During a storm event, the stage can be measured directly. From this, a discharge hydrograph can be inferred.The following stage levels were measured during a storm event: Analysis of this river revealed adischarge-stage correlation of Q = 12.43h2.658, where Q = discharge (m3/s) and h = stage (m).Provide both a stage hydrograph and a discharge hydrograph for this storm event.Clearly mark all axes and give each graph a title.