Q. Consider the following statements:
1.A black hole forms when a massive star’s core collapses to a mass greater than three times that of the Sun, creating gravity so intense that even light cannot escape.
2.Black holes are categorized based on their mass into stellar-mass, intermediate-mass, and supermassive black holes.
Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C
Notes:

Explanation:

  • Statement 1 is correct: The boundary from which nothing escapes is called the Event Horizon.
  • Statement 2 is correct: Stellar-mass black holes are the smallest (sometimes called unicorns if they are unique/isolated), while supermassive ones reside at the centers of galaxies.
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