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‘Parsec’ is the unit measurement of
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- Density of stars
- Astronomical distance
- Brightness of heavenly bodies
- Orbital velocity of giant stars
- Density of stars
Correct Option: B
Parsec is a unit of distance used in astronomy to measure large distances to objects outside our Solar System. It is equal to about 3.26 light years (3.086 × 1013 kilometres). One parsec is the distance at which one astronomical unit subtends an angle of one arcsecond.
