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Engineering, 07.11.2020 14:00, biancasamadp3usfw
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Meeting ID: 848 3500 9125
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Answers: 3
Engineering, 04.07.2019 19:20, rosemary909
In the winter, in order to keep the classroom steadily at 68 f before 10 pm, heating with an average rate of 42,000 btu/hr is provided. assume the outdoor temperature maintains at 32°f, determine the electrical power (kw) required to (a) operate a reversible heat pump (b) operate a real heat pump with a cop (7) of 4.5 and (c) operate an electrical-resistance heater.
Answers: 3
Engineering, 06.07.2019 03:10, lacourboud20005
An electrical kettle is made out of stainless steel, weighs two pounds (when empty) with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling.
Answers: 1
Engineering, 06.07.2019 04:10, 25linm
Water flows at the rate of 200 i/s upwards through a tapered vertical pipe. the diameter at marks(3) clo5) the bottom is 240 mm and at the top 200 mm and the length is 5m. the pressure at the bottom is 8 bar, and the pressure at the topside is 7.3 bar. determine the head loss through the pipe. express it as a function of exit velocity head.
Answers: 3
Social Studies, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Social Studies, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Health, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31