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A certain star is 15.7 million light-years from Earth. The intensity of the light that reaches Earth from the star is 2.10 10 21
A certain star is 15.7 million light-years from Earth. The intensity of the light that reaches Earth from the star is 2.10 × 10−21 W/m2. At what rate does the star radiate EM energy?
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To calculate the rate at which the star radiates electromagnetic EM energy we can u...
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Physics
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
2nd edition
77339681, 978-0077339685
