Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. NDA
  4. /
  5. Physics
  6. /
  7. 2016/2017
  8. /
  9. Q13
Question 13

What is the critical angle for light passing from glass (n = 1.54) to water (n = 1.33)?

  • A.1.158°
  • B.0.864°
  • C.59.7°
  • D.2.05°
Objective

Question details

Exam body
NDA
Subject
Physics
Year
2016/2017
Question no.
#13
Type
Objective
Previous · Q12An incident light ray in air strikes a plane glass surface at an angle of 25° to… Next · Q14 The apparent bending of a ruler when it is dipped into a beaker of water is due…

More from this paper

  • Q9What is the maximum wavelength the (in nm) of light required to produce any…
  • Q10When a metal is heated to a high temperature, electrons are emitted from its…
  • Q11An electric iron of resistance 20Ω takes a current 5A. Calculate the heat in…
  • Q15Calculate the speed of light in water. Assume the index of refraction of water…
  • Q16A student passed a light ray through a glass prism and obtained a value of 50°…
  • Q17Which is correct for total internal reflection to occur?
See all Physics 2016/2017 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy