Physics, 14.09.2019 09:30 gujacksongu6
If the frequency of an electromagnetic wave increases, does the number of waves passing by you increase, decrease, or stay the same? a. the number of waves passing by stays the same because the speed of light stays the same.
b. the number of waves passing by increases because the speed of light increases.
c. the number of waves passing by decreases because the speed of light decreases.
d. the number of waves passing by increases because the speed of light stays the same.
Answers: 1
Physics, 21.06.2019 21:40
Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.
Answers: 1
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 07:20
What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.
Answers: 3
If the frequency of an electromagnetic wave increases, does the number of waves passing by you incre...
Mathematics, 03.05.2021 15:10
Mathematics, 03.05.2021 15:10