What is minimum energy requirement of the pump
Water pressure of 10 kpa is pumped to a pressure of 4MPa. What is minimum energy requirement of the pump in kJ/kg. answer is 4kj/kg but need to know how to do it.
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National Geographic is replacing an old printing press with a new one. The old press is being sold for $350,000 and it has a net book value of $75,000. Assume that National Geographic is in the 40% income tax bracket.
Given the following data, determine the satellite's height above the surface of the Earth. G = 6.67 x 10-11 Nm2/kg2, mass of Earth = 5.98 x 1024 kg, radius of Earth = 6.38 x 106 m.
As they push, 60 N of kinetic friction opposes them. What is the speed of the sled right before the team jumps on the sled?
Arnold purchased interests in two limited partnerships 6 years ago. During 2012, Arnold had income of 22.000 from one of the partnerships. He had a loss from the other partnership of 32000 salary income of 35000 and dividend income of 2000.
What is the wavelength of the radio waves? Assume that the car and the transmitters are all at the same altitude.
What will be the percentage return on your investment if you bought the stock on margin and the margin requirement was (a) 25 percent, (b) 50 percent, and (c) 75 percent? (Ignore commissions, dividends, and interest expense.)
A sophisticated investor, B. Graham, sold 500 shares short of Amwell, Inc. at $42 a share. The price of the stock subsequently fell to $38 before rising to $49 at which time Graham covered the position (that is, closed the short position).
The two balls meet in an elastic collision. To what height does the tennis ball rebound? (you will need to use g for gravity)
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