TS PGECET 2021 Question Paper (Available): Download Question Paper with Answer Key PDF

TS PGECET 2021 Questions

• 1.

  In which year was the Earth Summit (Rio Conference) held?

  • 1985
    
  • 1992
    
  • 2000
    
  • 2012
    
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• 2.

  A bag contains 3 red and 2 blue balls. Two balls are drawn without replacement. What is the probability that both are red?

  • $\frac{3}{10}$
    
  • $\frac{1}{5}$
    
  • $\frac{2}{5}$
    
  • $\frac{1}{10}$
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• 3.

  Which of the following techniques is primarily used for the synthesis of carbon nanotubes?

  • Atomic Layer Deposition (ALD)
    
  • Chemical Vapor Deposition (CVD)
    
  • Electrospinning
    
  • Hydrothermal Synthesis
    
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• 4.

  The top-down approach in nanofabrication refers to:

  • Building structures atom-by-atom
    
  • Assembling molecules using biological processes
    
  • Carving or shaping materials into nanoscale structures
    
  • Using chemical vapor deposition for coating
    
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• 5.

  Which of the following materials exhibits superparamagnetism at the nanoscale?

  • Gold nanoparticles
    
  • Silicon nanowires
    
  • Iron oxide nanoparticles
    
  • Carbon nanotubes
    
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