BHU PET 2018 M.F.A TEXTILE & DESIGN Question Paper with Answer Key PDF

BHU PET Questions

• 1.

  In the inversion curve for a gas, in the region of cooling:
  

  • Joule-Kelvin coefficient is negative
    
  • Joule-Kelvin coefficient is positive
    
  • Joule-Kelvin coefficient is zero
    
  • None 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.

  At \( 4^\circ C \) for water, \( C_P = C_V \) because:
  

  • \( \left( \frac{\partial P}{\partial V} \right)_T = 0 \)
    
  • \( \left( \frac{\partial V}{\partial T} \right)_P = 0 \)
    
  • \( \left( \frac{\partial P}{\partial T} \right)_V = 0 \)
    
  • None of the three
    
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• 4.

  Select the word which has been correctly spelt:
  

  • Superintendant
    
  • Superintendant
    
  • Superintandant
    
  • Superintendent
    
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• 5.

  One liter atmosphere equals:
  

  • 101 Joule
    
  • 8.31 Joule
    
  • 0.082 Joule
    
  • \( 1.01 \times 10^5 \) Joule
    
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• 6.

  The radius of the first zone in a zone plate of focal length 40 cm for light of wavelength 4000 Å is:
  

  • 0.4 cm
    
  • 0.04 cm
    
  • 0.16 cm
    
  • 0.010 cm
    
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