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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 spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained
- A coil of 40 henry inductance is connected in series with a resistance of 8 ohm
- A particle of mass 100 g is thrown vertically upwards with a speed of 5 m/s. The work
- In a parallel plate capacitor of capacitance C, a metal sheet is inserted
- A potentiometer circuit has been set up for finding the internal resistance of a given
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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