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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
- What will be the ratio of the distance moved by a freely falling body from rest in 4th
- If voltage across a bulb rated 220 volt-100 Watt drops by 2.5% of its rated value
- If F⃗ is the force acting on a particle having position vector r⃗ and ? ⃗ be the torque
- A straight conductor of length 0.4 m is moved with a speed of 7 ms⁻¹perpendicular
- A mixture consists of two radioactive materials A₁ and A₂ with half lives of 20s
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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