What Mass Would Have to Be Compressed to a Radius

question 171

Multiple Choice

What mass would have to be compressed to a radius of 1.0 × 10^-15 m (the order of magnitude of the radius of an atomic nucleus) in order for it to become a black hole? (G = 6.67 × 10^-11 N ∙ m²/kg²,c = 3.0 × 10⁸ m/s)

• A)1.1 × 10^-6 kg
• B)4.1 × 10^-8 kg
• C)2.2 × 10³ kg
• D)6.7 × 10¹¹ kg
• E)8.3 × 10¹⁵ kg

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