DUET 2019 Ph.D. in East Asian Studies Question Paper with Answer Key PDF (April 7 - Shift 2)

DUET Questions

• 1.

  During the phenomenon of resonance

  • the amplitude of oscillation becomes large
  • the frequency of oscillation becomes large
  • the time period of oscillation becomes large
  • All of the above
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• 2.

  Most stable carbocation is

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• 3.

  Phagocytosis and pinocytosis are collectively termed as

  • endocytosis
  • suspension feeding
  • omnivores
  • mucous trap
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• 4.

  Which one of the following alkylbromides undergoes most rapid solvolysis in methanol solution to give corresponding methyl ether?

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• 5.

  The basic unit of study in Ecology is

  • population
  • organism
  • community
  • species
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• 6.

  What is the shape and magnetic nature of permanganate ion ?

  • Pyramidal diamagnetic
  • Tetrahedral, diamagnetic
  • Tetrahedral, paramagnetic
  • Planar, paramagnetic
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