Mathematics, 11.03.2021 22:20 dmc79765
You measure the apparent brightness of a particular star to be 2.5 x 10-10 watt/m2. A parallax measurement shows the star’s distance to be 42 light-years, or about 4 x 1017 meters. What is the stars luminosity?
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You measure the apparent brightness of a particular star to be 2.5 x 10-10 watt/m2. A parallax measu...
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