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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
- To obtain a p-type semiconductor, germanium must be doped with
- An automobile engine develops 100 kW when rotating at a speed of 1800 rev/min
- Energy bands in solids are a consequence of
- A body has 80 microcoulomb of charge. Number of additional electrons in it will be
- A parallel plate capacitor with air between the plates has a capacitance of 9 pF.
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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