At what rate must water pass through hydraulic turbines
The water behind hoover Dam in Nevada is 206 m higher than the Colorado River below it. At what rate must water pass through the hydraulic turbines of this dam to produce 100MW of power if the turbines are 100 percent efficient?
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The distribution of the annual incomes of a group of middle management employees approximated a normal distribution with a mean of $39,924 and a standard deviation of $836. About 60 percent of the incomes lie between what two incomes? 38022 and 41
The mean gross annual income of certified welders are normally distruted with the mean of 20,000 and a standard deviation of 2200. The ship building association wishes to find out whether this number is still accurate. you take a sample of 45 wel
A straight wire 20 cm long, carrying a current of 4 A, is in a uniform magnetic field of 0.6 T. What is the force on the wire when it is at an angle of 30° with respect to the field?
Derive an expression for the bounding energy Eo in terms of the equilibrium interionic separation ro and the constants D, and p using the following procedure:
At what rate must water pass through the hydraulic turbines of this dam to produce 100MW of power if the turbines are 100 percent efficient?
Find the moment of the 12-n force about the origin. The force is parallel to the x-axis and 5cm in the y-direction and 12cm in the x-direction.
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A piece of electronic equipment that is surrounded by packing material is dropped so that it hits the ground with a speed of 4 m/s. After the impact the equipment experiences an acceleration of a = -kx, where k is a constant and x is the compressi
What is the maximum height of a column of concrete that can support its own weight? Does the radius of the column matter?
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