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Modern Physics with Specialized Online Physics Exams
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The ‘Dark Matter’ is hypothesized to account for:
A. The missing mass in the universe
B. The presence of cosmic radiation
C. The formation of black holes
D. The acceleration of cosmic expansion
Answer: The missing mass in the universe
The ‘Quantum Field Theory’ is an extension of quantum mechanics that incorporates:
A. Special relativity and fields
B. Classical mechanics and gravitation
C. General relativity and energy levels
D. Electrodynamics and particle trajectories
Answer: Special relativity and fields
The ‘Lorentz Invariance’ is a key feature of which theory?
A. Special Relativity
B. General Relativity
C. Quantum Mechanics
D. Electrodynamics
Answer: Special Relativity
The ‘Hawking’s Radiation’ theory implies:
A. Black holes can emit radiation and lose mass
B. Quantum entanglement affects black hole formation
C. Photons can be converted into matter
D. Electrons can escape from black holes
Answer: Black holes can emit radiation and lose mass
The ‘Lagrangian Mechanics’ reformulates classical mechanics in terms of:
A. Energy and generalized coordinates
B. Forces and accelerations
C. Momentum and velocity
D. Particle trajectories and interactions
Answer: Energy and generalized coordinates
The ‘Unruh Effect’ predicts that an accelerating observer will:
A. Detect thermal radiation in a vacuum
B. Experience time dilation
C. Observe increased gravitational effects
D. Measure altered energy levels in atoms
Answer: Detect thermal radiation in a vacuum
The ‘Hubble’s Law’ relates the speed of a galaxy to its:
A. Distance from Earth
B. Size
C. Mass
D. Color
Answer: Distance from Earth
The ‘Dirac Equation’ is fundamental to which field of physics?
A. Quantum Field Theory
B. Classical Mechanics
C. Electrodynamics
D. General Relativity
Answer: Quantum Field Theory
The ‘Quantum Chromodynamics’ (QCD) theory deals with:
A. The strong interaction between quarks and gluons
B. The electromagnetic force between charged particles
C. The weak interaction in radioactive decay
D. The gravitational interaction between masses
Answer: The strong interaction between quarks and gluons