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Team MCQ Buddy • 27.12K Points
Instructor II Physics

Q. The different colours of different stars are due to the variation of

  • (A) Temperature
  • (B) Pressure
  • (C) Density
  • (D) Radiation from them
  • Correct Answer - Option(A)
  • Views: 56
  • Filed under category Physics
Explanation by: Team MCQ Buddy
The colour of a star – which varies from bluish-white and yellow to orange and red – is primarily due to its composition and effective temperature. And at all times, stars emit light which is a combination of several different wavelengths. On top of that, the colour of a star can change over time.

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