Find power output that expected from the turbine
The discharge from the turbine is 250 cubic feet per second, what power output may be expected from the turbine? Assume that the turbine efficiency is 80% and that the overall head loss is 1.5V^2/2g, where V is the velocity in the 6-ft penstock.
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A microphone located at the opposite end of the rail detects two pulses of sound, one that travels through the air and longitudinal wave that travels through the rail. a) Which pulse reaches the microphone first? b) Find the separation in time bet
A cylindrical aluminum pipe of length 1.57 m has an inner radius of 2.20 x 10-3 m and an outer radius of 2.80 x 10-3 m. The interior of the pipe is completely filled with copper. What is the resistance of this unit?
Identical +1.43 µC charges are fixed to adjacent corners of a square. What charge (magnitude and algebraic sign) should be fixed to one of the empty corners, so that the total electric potential at the remaining empty corner is 0 V?
If two equal charges are separated by a certain distance, the force of repulsion is F. Given F1, if each charge in F1 is doubled and the distance is cut in half, what is the new value of the force of repulsion, F2? Express your answer in terms of
The discharge from the turbine is 250 cubic feet per second, what power output may be expected from the turbine?
If he shot a dart at an antelope at rest 50 m away, and the antelope instantly began to accelerate at a constant rate away from the dart, running out of range of the dart just in time: a) Find the minimum acceleration of the antelope.
Use technology to construct the confidence intervals for the population variance ?^2 and the population standard deviation ?. Assume the sample is taken from a normally distributed population.
(b) Determine the maximum velocity attained by the collar A as it rises. (b) What maximum height relative to the initial position is reached by the collar A?
According to the american cancer society, melanoma, a form of skin cancer, kills 15% of Americans who suffer from the disease each year. Consider a sample of 10,000 melanoma patients.
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