Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CSE2012
Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the Earth. What prevents them from reaching the surface of the Earth?
- A The Earth's magnetic field diverts them towards its poles ✓
- B Ozone layer around the Earth reflects them back to outer space
- C Moisture in the upper layers of atmosphere prevents them from reaching the surface of the Earth
- D None of the statements (a), (b) and (c) given above is correct
✓ Correct answer: (A)
Science & Technology › Physics & Chemistry
CSE1985
Mesons are found in
- A Xrays
- B Cosmic rays ✓
- C frays
- D None of the above
✓ Correct answer: (B)
Science & Technology › Physics & Chemistry
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