Physics, 17.10.2020 09:01 haydencheramie
The earth revolves round the sun because the sun
attracts the earth. The sun also attracts the moon and
this force is about twice as large as the attraction of the
earth on the moon. Why does the moon not revolve round
the sun ? Or does it?
Answers: 1
Physics, 22.06.2019 09:10
The air that we breath is made mostly of which gaseous molecule
Answers: 1
Physics, 22.06.2019 13:00
The substances that are necessary for producing of certain hormones and that store and transport vitamins
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Physics, 22.06.2019 18:10
Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)
Answers: 1
The earth revolves round the sun because the sun
attracts the earth. The sun also attracts the moon...
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