Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Physics
  6. /
  7. 2001
  8. /
  9. Q22
Question 22

Surface waves travelling in deep water at 15ms-1 are incident at a shallow water boundary. If the angles of incidence and refraction are 45o and 30o respectively. Calculate the speed of the waves in shallow water

  • A.8.1ms-1
  • B.10.0ms-1
  • C.10.6ms-1
  • D.22.5ms-1
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2001
Question no.
#22
Type
Objective
Previous · Q21Humidity is used to describe the amount of Next · Q23 An incident ray is reflected normally by a plane mirror onto a screen where it…

More from this paper

  • Q18The volume of an ideal gas at a pressure of 77cmHg and temperature 60 o C is…
  • Q19The amount of heat given out or absorbed when a substance changes its state at a…
  • Q20Which of the following physical qualities affects the saturated vapour pressure…
  • Q24Convex spherical mirrors are preferred to plane mirrors as driving mirrors…
  • Q25An object is placed 20cm from a lens. If an image is formed on a screen 260cm…
  • Q26A piece of cloth appears green in sunlight. When held in red light, it will…
See all Physics 2001 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