Black Hole Radiation and Thermodynamical Analogy Quiz
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Questions and Answers

The entropy of a non-collapsed star like the Sun is approximately:

  • $10^{68}$ kB
  • $10^{88}$ kB
  • $10^{78}$ kB
  • $10^{58}$ kB (correct)
  • According to the 'no hair' theorem, black holes are:

  • Huge entropy reservoirs (correct)
  • Huge mass reservoirs
  • Huge charge reservoirs
  • Huge energy reservoirs
  • Hawking radiation causes the irreducible mass or event horizon area of a black hole to:

  • Decrease (correct)
  • Fluctuate randomly
  • Remain constant
  • Increase
  • The Second Law of black hole mechanics needs to be generalized to include:

    <p>The entropy of matter in exterior space-time</p> Signup and view all the answers

    The Hawking radiation is:

    <p>Thermal</p> Signup and view all the answers

    The total entropy of a radiating black hole is given by:

    <p>$S = S_{BH} + S_{ext}$</p> Signup and view all the answers

    Mini-black holes represent a major theoretical advance towards a better understanding of:

    <p>The link between gravity and quantum theory</p> Signup and view all the answers

    The Schwarzschild metric describes the space-time generated by:

    <p>A spherical mass</p> Signup and view all the answers

    In the Schwarzschild metric, $M(r)$ represents:

    <p>The mass comprised within the radius $r$</p> Signup and view all the answers

    The embedding diagram technique allows the geometer to:

    <p>Visualize the complex space-time structure generated by black holes</p> Signup and view all the answers

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