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Question 18N.3.HL.TZ0.18b

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.3.HL.TZ0.18b
Level HL Paper 3 Time zone TZ0
Command term Show that Question number b Adapted from N/A
b.
[Maximum mark: 1]
18N.3.HL.TZ0.18b

The surface temperature of the star Epsilon Indi is 4600 K.

(b)

Epsilon Indi is a main sequence star. Show that the mass of Epsilon Indi is 0.64  M ⊙ .

 

[1]

Markscheme

M = « 0.21 1 3.5 M ⊙ =» 0.640  M ⊙ ✔

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