PYQPulse
HomeMocksPracticePYQsDashboard
PYQPulse

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. PYQPulse is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 PYQPulse. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. RPF Constable (Executive)
  6. ›
  7. 2025
  8. ›
  9. Q524

RPF Constable (Executive) 2025 · Question 524 of 1580

Which of the following is FALSE regarding refraction of light?

Fractions & Decimals

  1. AThe incident ray, the refracted ray and the normal to the interface all lie in the same plane.
  2. BWhen light travels from air (vacuum with velocity c) to a medium with velocity v, then refractive index of the medium can be written as µ = c/v.
  3. CWhen light travels from a denser medium to rarer medium, it bends towards the normal.Correct
  4. DThe ratio of sine of incidence angle (i) to the sine of refracted angle (r) is a constant for that pair of media.

Answer: C. When light travels from a denser medium to rarer medium, it bends towards the normal.

Official answer key verified. Detailed explanation coming soon.

Source: RPF Constable 2025 Question Paper All Shifts English (aglasem compilation of official response sheets, b) · official-answer-key

← Q523View full paper (1580 questions)Q525 →

Practice the full RPF Constable (Executive) 2025 paper

Timed test with all 1580 questions, just like the real exam.

Start test