Question

Define Parsec. Considering 1 A.U. =1.496 X 10^11 m calculate the value for the parsec.

Answer 1

Explanation:

Parsec is an unit of length used to measure very long astronomical distances (like outside solar system).

1 parsec=3.26 light years.

1 light year is the distance travelled by light in 1year in vaccum.

1 A.U.=4.848*10^-6 parsec. (or)

1 parsec=206265 A.U.

[Astronomical Unit(A.U.) is the distance between the center of Earth and then center of Sun.]