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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
- Light of two different frequencies whose photons have energies 1eV
- The lowest frequency of light that will cause the emission of photoelectrons
- In atom bomb, the reaction which occurs is
- A ship of mass 3 x 10⁷ kg initially at rest is pulled by a force of 5 x 10⁴ N through
- A plumb line is suspended form a ceiling of a car moving with horizontal acceleration
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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