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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 particles are moving with same velocity, then maximum de Broglie wavelength will
- A black body is heated from 27° C to 127° C. The ratio of their energies of radiations
- A soap bubble oscillates with time period T, which in turn depends on the pressure
- Electrons with energy 80 keV are incident on the tungsten target of an X-ray tube.
- In an unbiased p-n junction, holes diffuse from the p-region to n-region because of
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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