Waec 2025 Physics Question 10

Practice essay / theory question 10 from the 2025 Waec Physics examination. This question covers Algebra / Word Problems .

Waec 2025 Physics Essay / Theory
Topic: Algebra / Word Problems
Question 10 WAEC • 2025 • PHYSICS • essay

Question Parts

( a )
Define the following wave terms: (i) First overtone.
( ii )
end correction.
( b )
A 40 cm tube closed at one end resonates at its fundamental frequency with a tuning fork of unknown frequency. If the end correction of the tube is 3.2 cm, determine the frequency of the fork. [Velocity of sound in air is \( 330 m \mathrm{~s}^{-1} \)].
( c )
(i) Two plane mirrors are inclined at an angle \( \beta \) to each other. An object placed between them formed 8 images. At what angle are the mirrors inclined? (ii) State two differences between mirage and total internal reflection of light. (iii) A compound microscope consists of an objective lens of focal length 3.0 cm and eyepiece lens of focal length 6.0 cm placed 20.0 cm apart. The final image formed is at infinity. How far is the object from the objective lens?

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec 2025 Physics Question 10. It is one of the essay questions from the 2025 Waec Physics examination.

The question covers Algebra / Word Problems .

View More Waec 2025 Physics Questions More Waec Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support