Find the magnitude of venus

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Reference no: EM131781751

Question: Stellar magnitude the stellar magnitude M of a star is related to its brightness B as seen from earth according to

M = -5/2 log (B/B₀)

where B0 is a standard level of brightness (the brightness of the star Vega).

(a) Find the magnitude of Venus if its brightness is 36.3 times B0.

(b) Find the brightness (as a multiple of B0) of the North Star if its magnitude is 2.1.

(d) Is a star with magnitude 21.0 brighter than a star with magnitude 11.0?

Reference no: EM131781751

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