A reservoir has a surface area of 50.3 km2 and an average depth of 45.0 m. A dam at one end of the reservoir is 574 m wide and the depth of water at the dam is 72.6 m. a) What mass of water is held in...
A reservoir has a surface area of 50.3 km2 and an average depth of 45.0 m. A dam at one end of the reservoir is 574 m wide and the depth of water at the dam is 72.6 m. a) What mass of water is held in the reservoir? b) What pressure must the dam withstand at its base?
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A reservoir has a surface area of 50.3 km2 and an average depth of 45.0 m. A dam at one end of the reservoir is 574 m wide and the depth of water at the dam is 72.6 m. a) What mass of water is held in...
A reservoir dam holds an 8 km2 lake behind it. Just behind the dam, the lake is 6.5m deep. What is the gauge pressure a...
A reservoir dam holds an 8 km2 lake behind it. Just behind the dam, the lake is 6.5m deep. What is the gauge pressure at the base of the dam (in Pascals)? Also, What is the absolute pressure at a point 1.0 m down from the surface? Assume the pressure at the surface is one atmosphere.
KHomework Set 9 Pressure on a Dam As the reservoir behind a dam is filled with water, the pressur...
KHomework Set 9 Pressure on a Dam As the reservoir behind a dam is filled with water, the pressure that the water exerts on the dam increases Eventually, the force on the dam becomes substantial and it could cause the dam to collapse. There are two significant issues to be considered: First, the base of the dam should be able to withstand the pressure pgh , where p is the density of the water behind the danm h is its...
In the figure, the fresh water behind a reservoir dam has depth D = 12.9 m....
In the figure, the fresh water behind a reservoir dam has depth
D = 12.9 m. A horizontal pipe 5.15 cm in diameter passes through
the dam at depth d = 5.14 m. A plug secures the pipe opening. (a)
Find the magnitude of the frictional force between plug and pipe
wall. (b) The plug is removed. What water volume exits the pipe in
4.01 h?
A shallow reservoir has a one-square-kilometer water surface and an average (+ water depth of 4...
A shallow reservoir has a one-square-kilometer water surface and an average (+ water depth of 4 meters. Initially it is filled with fresh water, but at time t 0 water 80 contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 200 thousand cubic meters per month. The well-mixed water in the reservoir 60- flows out at the same rate. Your first task is to find the amount x(t) of pollutant (in 40- millions of liters)...
A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters....
A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters. Initially it is filled with fresh water, but at time t=0 water contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 500 thousand cubic meters per month. The well-mixed water in the reservoir flows out at the same rate. Your first task is to find the amount x(t) of pollutant (in millions of liters) in the reservoir after t...
A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters....
A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters. Initially it is filled with fresh water, but at time t 0 water contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 500 thousand cubic meters per month. The well-mixed water in the 60 80- reservoir flows out at the same rate. Your first task is to find the amount x(t) of 40- pollutant (in millions of liters) in...
Problem 2 A concrete dam has a curved surface and restrain water (p=1000kg/m3) at a depth...
Problem 2 A concrete dam has a curved surface and restrain water (p=1000kg/m3) at a depth H=2 m. The trace of the surface is a parabola described by the equation: z= 0.2x2 . dam 1- Determine the gage pressure distribution in the water 2- Determine the magnitude of the pressure force F acting on the curved dam surface per unit width (dimension normal to the page) of the gate. [Solution: F=45,780 N] 3-Determine the angle of that force relative to...
A lake with a drainage area AD has a surface area of AL and an average...
A lake with a drainage area AD has a surface area of AL and an average depth of zL. The long-term rates of precipitation and evapotranspiration for the portion of the drainage basin are PD and eD, respectively. For the lake itself the average rate of precipitation and evaporation are PL and eL, respectively. Average rate of stream outflow is Q. There is no groundwater inflow or outflow to the basin. a. Identify the units (Length[L], Time [T], Mass [M],...
Question Help 1.5.45 A shallow reservoir has a one-square-kilometer water surface and an average water depth...
Question Help 1.5.45 A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters. Initially it is filled with fresh water, but at timet=0 water contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 500 thousand cubic meters per month. The well-mixed water in the reservoir flows out at the same rate. Your first task is to find the amount x(t) of pollutant (in 40- millions of liters) in the...
Question 3.A groundwater aquifer has a surface area of 15 km2 and saturated groundwater depth 500...
Question 3.A groundwater aquifer has a surface area of 15 km2 and saturated groundwater depth 500 cm from ground surface The saturated thickness is 100 meter(the water bearing material filled with water).. The groundwater inflow to the aquifer 12 m/s and the outflow from the aquifer is 6 m3/s. Three well pump water one at 2 m'/s, the second at 3 m3/s. and third a rate 4 m3/s. The aquifer receive recharge of 500 mm per year. Large number of...
KHomework Set 9 Pressure on a Dam As the reservoir behind a dam is filled with water, the pressure that the water exerts on the dam increases Eventually, the force on the dam becomes substantial and it could cause the dam to collapse. There are two significant issues to be considered: First, the base of the dam should be able to withstand the pressure pgh , where p is the density of the water behind the danm h is its...
In the figure, the fresh water behind a reservoir dam has depth
D = 12.9 m. A horizontal pipe 5.15 cm in diameter passes through
the dam at depth d = 5.14 m. A plug secures the pipe opening. (a)
Find the magnitude of the frictional force between plug and pipe
wall. (b) The plug is removed. What water volume exits the pipe in
4.01 h?
A shallow reservoir has a one-square-kilometer water surface and an average (+ water depth of 4 meters. Initially it is filled with fresh water, but at time t 0 water 80 contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 200 thousand cubic meters per month. The well-mixed water in the reservoir 60- flows out at the same rate. Your first task is to find the amount x(t) of pollutant (in 40- millions of liters)...
A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters. Initially it is filled with fresh water, but at time t 0 water contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 500 thousand cubic meters per month. The well-mixed water in the 60 80- reservoir flows out at the same rate. Your first task is to find the amount x(t) of 40- pollutant (in millions of liters) in...
Problem 2 A concrete dam has a curved surface and restrain water (p=1000kg/m3) at a depth H=2 m. The trace of the surface is a parabola described by the equation: z= 0.2x2 . dam 1- Determine the gage pressure distribution in the water 2- Determine the magnitude of the pressure force F acting on the curved dam surface per unit width (dimension normal to the page) of the gate. [Solution: F=45,780 N] 3-Determine the angle of that force relative to...
Question Help 1.5.45 A shallow reservoir has a one-square-kilometer water surface and an average water depth of 4 meters. Initially it is filled with fresh water, but at timet=0 water contaminated with a liquid pollutant begins flowing into the reservoir at the rate of 500 thousand cubic meters per month. The well-mixed water in the reservoir flows out at the same rate. Your first task is to find the amount x(t) of pollutant (in 40- millions of liters) in the...
Question 3.A groundwater aquifer has a surface area of 15 km2 and saturated groundwater depth 500 cm from ground surface The saturated thickness is 100 meter(the water bearing material filled with water).. The groundwater inflow to the aquifer 12 m/s and the outflow from the aquifer is 6 m3/s. Three well pump water one at 2 m'/s, the second at 3 m3/s. and third a rate 4 m3/s. The aquifer receive recharge of 500 mm per year. Large number of...
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