Q. 'Parsec' is the unit measurement of
A) Astronomical distance
B) Density of stars
C) Orbital velocity of giant stars
D) Brightness of heavenly bodies
✔ Correct Answer: Astronomical distance
Exam Insight
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A) Astronomical distance
B) Density of stars
C) Orbital velocity of giant stars
D) Brightness of heavenly bodies
✔ Correct Answer: Astronomical distance
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