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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 is released from rest from a tower of height h, i.e,t₁ : t₂ : t₃ is
- An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change
- The length of an elastic string is a metre when the longitudinal tension is 4N and b
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- According to photon theory of light which of the following physical quantities,
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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