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A black hole is an object whose gravitational field is so strong that even light cannot escape from it. To what approximate radius would earth (mass= 5.98×10²⁴ kg) have to be compressed to be a black hole?
Options
(a) 10⁻⁹ m
(b) 10⁻⁶ m
(c) 10⁻² m
(d) 100 m
Correct Answer:
10⁻² m
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- 540 g of ice at 0° C is mixed with 540 g of water at 80° C. The final temperature
- The process of adding impurities to the pure semiconductor is called
- In the given (V – T) diagram, what is the relation between pressure P₁ and P₂?
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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