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Topic

Superconductivity

Asked 2 times in CSE over 3 years (1988–1991), peaking in 1988.
2
PYQs
1
Exams
2
Years active
1988–1991
Span
1988
Peak
2/2
Answers
📅 Full chronological timeline →

Key insights

  • Most tested in CSE — 2 of 2 PYQs
  • Most asked in 1988
  • Recurs across 2 years (1988–1991)

Across exams

CSE · 2

How the concept evolved

188
191
Largely a pre-2016 idea — watch for a comeback.

Sample questions

You've seen the pattern — here are a few of the actual PYQs.
CSE1991
Superconductors are so called because they
  1. A Efficiently conduct heat from one hot body to another
  2. B Offer no resistance to conduction of heat at high temperatures
  3. C Offer no resistance to conduction of electricity at low temperatures ✓
  4. D Produce high temperatures while conducting electricity
✓ Correct answer: (C)
Science & Technology › Physics & Chemistry
CSE1988
The newly discovered high-temperature superconductors are
  1. A Metal alloys
  2. B Pure rare-earth metals
  3. C Ceramic oxides ✓
  4. D Inorganic polymers
✓ Correct answer: (C)
Science & Technology › Physics & Chemistry

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