ICSE Class 8 Answered
What is the distance in kilometres, if a star is at a distance of 10 parsec?
Asked by Topperlearning User | 16 Oct, 2015, 11:46: AM
Expert Answer
1 parsec = 3.26 light years
Thus, the galaxy is at a distance of
10 parsec = 10 × 3.26 light years
= 32.6 light years
Now,
1 light year = 9.46×1012 km
Thus, the galaxy is at a distance of
32.6 light years = 32.6 × 9.46×1012 km
= 308.4 × 1012 km
Answered by | 16 Oct, 2015, 01:46: PM