What are the approximate spectral type, temperature, absolute magnitude number, and luminosity of Star E:
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A: we can use the doppler shift formula to find laboratory wavelength.
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A: d. 58 Ori
Q: sequence
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A: Since, distance of the star in terms of Parallax is, d=1parallax (in arc-sec)parsecs Now from…
Q: Suppose a star has a luminosity of 7.0x1026 watts and an apparent brightness of 4.0×10-12 watt/m?.…
A: Luminosity of star (L) = 7×1026 watt Apparent brightness (AB) = 4×10-12 Wm2
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Q: Consider two stars on the main sequence, A and B. Star A has a mass of Мо Star B has a mass of 0.2…
A: Solution attached in the photo
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A: Required to compare two stars A and B
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A: Write the given data. d=3AbsM=13
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A: From the above graph, we have to mention the approximate luminosity, in solar units, of a Cepheid…
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Q: Use the Luminosity Distance Formula. Find the distance to a star (L=2.2x1026 watts) whose apparent…
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Q: A star has a parallax angle of 0.0270 arcseconds and an apparent magnitude of 4.641. The distance to…
A: Given, Parallax angle is 0.0270 arcseconds apparent magnitude of 4.641 distance is 37.03 parsecs…
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A: ..
Q: The sketch below shows an H-R diagram for a star cluster. Consider the star to which the arrow…
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Q: A turnoff point corresponding to the youngest star cluster would occur at what spectral…
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A: Given,mass =4M⊙ Note: We’ll answer the first question since the exact one wasn’t specified. Please…
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A: Luminosity is directly proportional to the size of the star. On the basis of temperature and their…
Q: If a star has a surface temperature of 3000 K but a luminosity 150 times greater than our Sun, what…
A: luminosity = 150 times greater than Sun, temperature = 3000 K what size is this star?
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A:
Q: Choose the statements that correctly describe the characteristics of the stars located in the…
A: Option-E is the correct option.
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A: We know apparent magnitude(m) is related Radiant flux (F): F2F1=100(m1-m2)/5And…
Q: Question 32 Consider three Main Sequence stars, an O star, an F star and a K star, each with an…
A: Question 32: Among O star, F star, and K star each with a magnitude of 2 . which one is most…
Q: Suppose a star has a luminosity of 7.0x1026 watts and an apparent brightness of 4.0x10-12 watt/m?.…
A: Given: The luminosity is 7x1026 W. The apparent brightness is 4x10-12 W/m2.
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