BHU PET 2016 ACHARYA IN PRACHIN NYAYA Question Paper with Answer Key PDFs (June 8 - Shift 2)

BHU PET Questions

• 1.

  Mathematical formulation of the first law contains the idea of:
  

  • The existence of an internal energy function
    
  • The principle of the conservation of energy
    
  • The definition of heat as energy in transit by virtue of a temperature difference
    
  • All of the three
    
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• 2.

  If a black body radiation enclosure expands, so that its volume becomes 64 times, the temperature of the enclosure becomes:
  

  • One fourth
    
  • Four times
    
  • 16 times
    
  • 8 times
    
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• 3.

  Select the word which has been correctly spelt:
  

  • Comparison
    
  • Comperison
    
  • Comparision
    
  • Comperision
    
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• 4.

  The acceleration of a frame of reference, fixed on the earth’s surface at the equator and rotating with the earth, once a day will be:
  

  • \(3.4 \times 10^{-2} \, m/s^2\)
    
  • \(0.004 \, m/s^2\)
    
  • \(7.15 \times 10^7 \, m/s^2\)
    
  • \(61.2 \, m/s^2\)
    
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• 5.

  During a quasi-static process:
  

  • The system is not in thermodynamic equilibrium
    
  • The system is at all times infinitesimally near a state of thermodynamic equilibrium
    
  • The system is far away from a state of thermodynamic equilibrium
    
  • None of the three
    
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• 6.

  If a particle is fixed on a rotating frame of reference, the fictitious force acting on the particle will be:

  • Coriolis force only
    
  • Centrifugal force only
    
  • Coriolis as well as centrifugal force
    
  • None of the three
    
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