Physics, 26.11.2019 04:31 badpotterchris
The dyson sphere is an hypothetical spherical structure centered around a star. inspired by a science fiction story, physicist freeman dyson described such a structure for the first time in a scientific paper in 1959. his basic idea consisted of an artificial spherical structure of matter built around a star at a distance comparable to a planetary orbit, with the purpose of capturing the energy radiated by the star and reusing it for industrial purposes. assume the mass of the sun to be 2.00×1030 kg .
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Physics, 22.06.2019 16:50
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Physics, 22.06.2019 18:00
Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?
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Physics, 22.06.2019 22:50
Which of the following statements correctly describes a transformer?
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Physics, 23.06.2019 00:30
Drag the tiles to the correct boxes to complete the pairs. match the jobs with the education requirements. childcare director clinical psychologist concierge cosmetologist vocational school and state licensure arrowright on-the-job training arrowright a ph.d. with licensure or certification, depending on the state in which you live arrowright a bachelor’s degree in early childhood development arrowright
Answers: 1
The dyson sphere is an hypothetical spherical structure centered around a star. inspired by a scienc...
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