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Question 20N.3.HL.TZ0.22b(i)

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Date November 2020 Marks available [Maximum mark: 1] Reference code 20N.3.HL.TZ0.22b(i)
Level HL Paper 3 Time zone TZ0
Command term Estimate Question number b(i) Adapted from N/A
b(i).
[Maximum mark: 1]
20N.3.HL.TZ0.22b(i)

The data for the star Eta Aquilae A are given in the table.

L⊙ is the luminosity of the Sun and M⊙ is the mass of the Sun.

(b(i))

Estimate, in pc, the distance to Eta Aquilae A using the parallax angle in the table.

[1]

Markscheme

d«=12.36×10-3»=424 «pc» ✓

Examiners report

The conversion to parsecs proved to be a very well known skill.

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