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Questions and Answers
What is the main motivation for supersymmetry as an extension of the standard model of particles?
What is the main motivation for supersymmetry as an extension of the standard model of particles?
- To explain the quark and lepton families
- To address the incompatibility with describing gravity using general relativity (correct)
- To unify the external symmetry with the internal symmetry
- To provide candidates for dark matter
How does supersymmetry generalize the bosonic symmetry of general relativity?
How does supersymmetry generalize the bosonic symmetry of general relativity?
- By explaining the quantization of electric charge
- By providing candidates for dark matter
- By unifying external and internal symmetries
- By allowing exchange between bosons and fermions (correct)
Which type of symmetry acts on the physical space in the theory and is associated with changes of coordinates?
Which type of symmetry acts on the physical space in the theory and is associated with changes of coordinates?
- Internal symmetry
- Poincaré group symmetry
- Geometric symmetry (correct)
- Quantum symmetry
What problem in the standard model does supersymmetry aim to solve?
What problem in the standard model does supersymmetry aim to solve?
In supersymmetry, what does the Poincaré group of relativity act on?
In supersymmetry, what does the Poincaré group of relativity act on?
What is the main characteristic of the internal symmetries (Gint) mentioned in the text?
What is the main characteristic of the internal symmetries (Gint) mentioned in the text?
Which group is an example of a sub-group of the standard model U (1) × SU (2)?
Which group is an example of a sub-group of the standard model U (1) × SU (2)?
What is the most appropriate transformation for physics according to the text?
What is the most appropriate transformation for physics according to the text?
Which statement best describes the algebraic representation associated with a Lie group?
Which statement best describes the algebraic representation associated with a Lie group?
In a physical theory with symmetry, what do we study according to the text?
In a physical theory with symmetry, what do we study according to the text?
Which theory describes electromagnetic interaction with time-dependent fields and Maxwell equations?
Which theory describes electromagnetic interaction with time-dependent fields and Maxwell equations?
What is the Lagrangian density associated with the electromagnetic field?
What is the Lagrangian density associated with the electromagnetic field?
Which theory deals with the interaction of charged matter coupled to Aµ (photon)?
Which theory deals with the interaction of charged matter coupled to Aµ (photon)?
Which theory includes the free propagator of the photon?
Which theory includes the free propagator of the photon?
In which theory are the Dirac and Weyl equations used to describe free Dirac fields?
In which theory are the Dirac and Weyl equations used to describe free Dirac fields?
What is the significance of the Large Hadron Collider (LHC) in relation to the Standard Model of electroweak interactions?
What is the significance of the Large Hadron Collider (LHC) in relation to the Standard Model of electroweak interactions?
What is the primary achievement of the Standard Model of electroweak interactions?
What is the primary achievement of the Standard Model of electroweak interactions?
What is the significance of unification at the electroweak energy scale MW?
What is the significance of unification at the electroweak energy scale MW?
What role does the idea of unification play in relation to the development of the Standard Model?
What role does the idea of unification play in relation to the development of the Standard Model?
How has the Standard Model provided a basis for possible extensions in modern physics?
How has the Standard Model provided a basis for possible extensions in modern physics?
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