Physics, 15.11.2019 02:31 jamarstand
Amountain-climber friend with a mass of 74 kg ponders the idea of attaching a helium-filled balloon to himself to effectively reduce his weight by 25% when he climbs. he wonders what the approximate size of such a balloon would be. hearing of your physics skills, he asks you. share with him your calculations that find the volume of the balloon.
Answers: 3
Physics, 21.06.2019 23:00
Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's
Answers: 2
Physics, 22.06.2019 04:30
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
Amountain-climber friend with a mass of 74 kg ponders the idea of attaching a helium-filled balloon...
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