Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Physics
  6. /
  7. 2002
  8. /
  9. Q31
Question 31

When two notes of nearly equal frequencies are sounded together, a periodic rise and fall in sound intensity can be heard. This phenomenon can be called

  • A.beats
  • B.diffraction
  • C.overtones
  • D.resonance
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2002
Question no.
#31
Type
Objective
Previous · Q30A pulse of a sound is transmitted from a ship and the reflection from the sea… Next · Q32 Which of the following instruments is not a wind instrument?

More from this paper

  • Q27The refractive index of a medium relative to air is 1.8. Calculate to the…
  • Q28A converging lens of focal length 15cm forms a virtual image at a point 10cm…
  • Q29In a compound microscope, the image formed by the objective lens is at a…
  • Q33Which of the following actions will not cause an increase in the frequency of a…
  • Q34Which of the following items can be used to compare the relative magnitudes of…
  • Q35Three capacitors each of capacitance 18\(\mu F\) are connected in series…
See all Physics 2002 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