Answers: 1
Physics, 22.06.2019 06:10, crystalryan3797
Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
Answers: 3
Physics, 23.06.2019 02:20, alexandroperez13
Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the “tuning join” to lengthen her flute slightly. what was her initial frequency?
Answers: 2
Physics, 23.06.2019 07:30, noathequeen
50 points to who answers this question in a clear and simple explanation : to what hight will a mass of weight of 500 n be raised in 20 seconds by a motor using 4kw of power?
Answers: 1
What does the model below represent? 2co+o2~2co2...
Mathematics, 04.09.2020 22:01
Geography, 04.09.2020 22:01
Mathematics, 04.09.2020 22:01