BHU PET 2018 M.SC ENVIRONMENTAL SCI Question Paper with Answer Key PDF

BHU PET Questions

• 1.

  States of thermodynamic equilibrium can be described in terms of:
  

  • Macroscopic thermodynamic coordinates
    
  • Macroscopic thermodynamic coordinates that involve time also
    
  • Microscopic coordinates
    
  • Microscopic coordinates that involve time also
    
  View Solution

  ---

• 2.

  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:
  

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

  ---

• 3.

  Select the word which has been correctly spelt:
  

  • Superintendant
    
  • Superintendant
    
  • Superintandant
    
  • Superintendent
    
  View Solution

  ---

• 4.

  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
    
  View Solution

  ---

• 5.

  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
    
  View Solution

  ---

• 6.

  One liter atmosphere equals:
  

  • 101 Joule
    
  • 8.31 Joule
    
  • 0.082 Joule
    
  • \( 1.01 \times 10^5 \) Joule
    
  View Solution