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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
- A particle of mass m moves with constant speed along a circular path of radius r under
- The acceleration due to gravity becomes (g/2) where g=acceleration due to gravity
- 24 cells of emf 1.5 V each having internal resistance of 1 ohm are connected
- If in a p-n junction, a square input signal of 10 V is applied as shown, then the output
- An object moving with a speed of 6.25 m/s, is deaccelerated at a rate given by
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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