How far above the court is the tennis ball
A tennis ball is struck and departs from the racket horizontally with a speed of 28.4 m/s. The ball hits the court at a horizontal distance of 19.4 from the racket. How far above the court is the tennis ball when it leaves the racket?
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Accounting procedures allow a business to evaluate their inventory at LIFO (Last In Fi rst Out) or FIFO (First In First Out). A manufacturer evaluated its finished goods inventory (in $ thousands) for five products both ways. Based on the followin
A spacecraft is traveling with a velocity of v0x = 6150 m/s along the +x direction. Two engines are turned on for a time of 918 s.
a) what assumptions about the population should we be willing to make if a margin of error is desired b) using 95% confidence , what is the margin of error? c) Using 99% confidence, what is the margin of error?
What is the rate of flow of cooling water through the condenser? The velocity of the steam flowing from the turbine to the condenser is limited to a maximum 400 ft/sec.
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The ball leaves the club at a speed of 18.7 m/s at an angle of 51.0? above the horizontal. It rises to its maximum height and then falls down to the green. Ignoring air resistance, find the speed of the ball just before it lands.
For a turbine efficiency of 86%, determine (a) the amount of heat transfer in the regenerator and (b) the thermal efficiency of the cycle.
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