University Level Overview of Quantum Physics
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Questions and Answers

What is quantum physics also known as?

  • Astrophysics
  • Relativistic physics
  • Classical mechanics
  • Quantum mechanics (correct)

When did Max Planck propose his quantum hypothesis?

  • 1910
  • 1900 (correct)
  • 1905
  • 1920

What did Max Planck propose when explaining blackbody radiation?

  • Energy is continuous
  • Energy is quantized in discrete packets or 'quanta' (correct)
  • Energy is static
  • Energy is infinite

What did Einstein introduce to explain the photoelectric effect?

<p>Photons (A)</p> Signup and view all the answers

What did quantum physics aim to explain?

<p>Behavior of matter and energy at atomic and subatomic scales (C)</p> Signup and view all the answers

Why did quantum physics emerge in the early 20th century?

<p>To revolutionize classical physics (C)</p> Signup and view all the answers

Who proposed the wave-particle duality, suggesting that particles like electrons exhibit both particle and wave-like behavior?

<p>Louis de Broglie (D)</p> Signup and view all the answers

What is the key principle in quantum physics proposed by Werner Heisenberg, stating the impossibility of simultaneously knowing both the position and momentum of a particle with absolute precision?

<p>Uncertainty Principle (C)</p> Signup and view all the answers

Which physicist formulated the wave equation that describes the probability distribution of particles, giving rise to quantum mechanics as we know it today?

<p>Erwin Schrödinger (D)</p> Signup and view all the answers

What is the central equation in quantum mechanics that is used to describe quantum systems mathematically?

<p>Time-dependent Schrödinger equation (B)</p> Signup and view all the answers

Which fundamental principle of quantum physics involves the discrete energy levels in quantum systems, unlike the continuous energy levels in classical physics?

<p>Quantization of Energy (D)</p> Signup and view all the answers

What practical application of quantum physics involves leveraging quantum bits (qubits) to perform certain computations exponentially faster than classical computers?

<p>Quantum Computing (C)</p> Signup and view all the answers

In quantum physics, what is the term for when two or more particles become correlated in such a way that the properties of one are instantaneously related to the properties of the other(s), even when separated by vast distances?

<p>Entanglement (A)</p> Signup and view all the answers

What type of behavior do particles like electrons and photons exhibit, according to the fundamental principle of wave-particle duality in quantum physics?

<p>Both wave and particle-like behavior (B)</p> Signup and view all the answers

What does the time-dependent Schrödinger equation describe in quantum mechanics?

<p>The probability distribution of particles over time (D)</p> Signup and view all the answers

Which field has benefited from quantum physics research to develop superconductors, materials with zero electrical resistance?

<p>Material Science (B)</p> Signup and view all the answers

What is the reduced Planck constant represented by in the time-dependent Schrödinger equation?

<p>H-bar (C)</p> Signup and view all the answers

What does Quantum Cryptography offer based on the principles of quantum entanglement?

<p>Secure communication methods (D)</p> Signup and view all the answers

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