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Modern Physics with Specialized Online Physics Exams
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The ‘Einstein’s Theory of General Relativity’ primarily addresses:
A. The curvature of spacetime due to mass
B. The quantization of atomic energy levels
C. The interaction of photons with matter
D. The behavior of electrons in magnetic fields
Answer: The curvature of spacetime due to mass
The ‘Zeeman Effect’ refers to:
A. The splitting of spectral lines in a magnetic field
B. The emission of radiation by black holes
C. The interaction of photons with electrons
D. The quantization of energy levels in atoms
Answer: The splitting of spectral lines in a magnetic field
The ‘Bohr Radius’ is the average distance between:
A. The nucleus and the electron in a hydrogen atom
B. Two electrons in an atom
C. The nucleus and an incoming photon
D. Two protons in a nucleus
Answer: The nucleus and the electron in a hydrogen atom
The ‘Photoelectric Effect’ was crucial in establishing the concept of:
A. Photon
B. Quantum entanglement
C. Wave-particle duality
D. Quantum tunneling
Answer: Photon
The ‘Quantum Mechanics’ theory is based on:
A. Wave functions and probabilities
B. Classical trajectories and forces
C. The curvature of spacetime
D. The behavior of macroscopic objects
Answer: Wave functions and probabilities
The ‘Quantum Superposition’ principle implies that:
A. A quantum system can exist in multiple states simultaneously
B. Particles exhibit wave-particle duality
C. The speed of light is variable in different media
D. Energy levels in an atom are discrete
Answer: A quantum system can exist in multiple states simultaneously
The ‘Rutherford Gold Foil Experiment’ led to the discovery of:
A. The atomic nucleus
B. The electron
C. The neutron
D. The proton
Answer: The atomic nucleus
The ‘Stern-Gerlach Experiment’ demonstrated:
A. The quantization of angular momentum
B. The wave-particle duality of light
C. The photoelectric effect
D. The Compton effect
Answer: The quantization of angular momentum
The ‘de Broglie Wavelength’ of a particle is inversely proportional to:
A. Its momentum
B. Its mass
C. Its energy
D. Its velocity
Answer: Its momentum