Do You Know Ashtekar Variables?

10 Questions | Total Attempts: 101

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Do You Know Ashtekar Variables?

Ashtekar variables are used in physics and they have led to discoveries in the field of quantum physics. Have fun while you are learning and complete this quiz with your knowledge!


Questions and Answers
  • 1. 
    Who is the creator of Ashtekar variables?
    • A. 

      Abhay Ashtekar

    • B. 

      Vivaan Ashtekar

    • C. 

      Arjun Ashtekar

    • D. 

      Shaurya Ashtekar

  • 2. 
    When did Abhay Ashtekar introduced a Ashtekar variables?
    • A. 

      1980

    • B. 

      1986

    • C. 

      1992

    • D. 

      1999

  • 3. 
    What did Ashtekar variables provide?
    • A. 

      Theory of relativity

    • B. 

      Theory of constraints

    • C. 

      The connection representation of canonical general relativity

    • D. 

      The fundamental theorem of Riemannian geometry

  • 4. 
    Who was able to use the generalization of Ashtekar's formalism to real connections and in particular devise a way of simplifying the original Hamiltonian?
    • A. 

      Helmut Maier

    • B. 

      Dieter Held

    • C. 

      Stephan Luckhaus

    • D. 

      Thomas Thiemann

  • 5. 
    What does Smooth Lorentzian metrics gab (with signature −,+,+,+) constitute?
    • A. 

      The basic mathematical variables of general relativity

    • B. 

      The basic mathematical variables of space

    • C. 

      The basic mathematical variables of time

    • D. 

      The basic mathematical variables of algebraic function fields

  • 6. 
    What is the "Loop quantum gravity"?
    • A. 

      Theory of quantum gravity, merging quantum mechanics and general relativity

    • B. 

      Attempt to quantize the canonical formulation of general relativity

    • C. 

      Theory that unifies all consistent versions of superstring theory

    • D. 

      None of the above

  • 7. 
    What did Abhay Ashtekar reformulate in 1986.?
    • A. 

      Newton's first law

    • B. 

      Higgs mechanism

    • C. 

      Einstein's general relativity

    • D. 

      None of the above

  • 8. 
    Who of this scientists is not in the Loop quantum cosmology field of study?
    • A. 

      Martin Bojowald

    • B. 

      Jerzy Lewandowski

    • C. 

      Carlo Rovelli

    • D. 

      Edwin Hubble

  • 9. 
    With which theory does Loop quantum gravity competes?
    • A. 

      String theory

    • B. 

      Renormalization theory

    • C. 

      Wave theory of light

    • D. 

      Perturbation theory

  • 10. 
    When was Abhay Vasant Ashtekar born?
    • A. 

      1923

    • B. 

      1942

    • C. 

      1949

    • D. 

      1956

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