Physics, 10.12.2019 03:31 Ladarius622
After the sun exhausts its nuclear fuel, its ultimate fate will be to collapse to a white dwarf state. in this state, it would have approximately the same mass as it has now, but its radius would be equal to the radius of the earth.(a) calculate the average density of the white dwarf. kg/m3(b) calculate the surface free-fall acceleration. m/s2(c) calculate the gravitational potential energy associated with a 3.91-kg object at the surface of the white dwarf. j
Answers: 1
Physics, 22.06.2019 02:10, lolsmaster3951
Which statement correctly describes the relationship between frequency and wavelength?
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Physics, 22.06.2019 04:30, tayveon122
Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?
Answers: 2
Physics, 22.06.2019 06:30, mehokkj
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
After the sun exhausts its nuclear fuel, its ultimate fate will be to collapse to a white dwarf stat...
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