Question

Define parsec and express it in metres.

Answer 1

Parsec and its value in meters:

1) Parsec is a unit of distance which is used in astronomy to measure the longer distance between astronomical bodies in the universe.

2) One parsec is equal to about 3.26 light years which is approximately 3.086 × $10^{13}$ kilometres.

3) The value of one parsec in meters is approximately 3.086×$10^{16}$  meter

( 1km = 1000m)