Physics Chapter 18 Important Short Questions | FSc Part 2

 Physics Chapter 18 – Important Short Questions

1. Define Doppler Effect.

2. Applications of Doppler Effect.

3. What is Sound Intensity?

4. Relation between frequency and wavelength.

5. What is Resonance?

6. Examples of resonance.

7. Define Ultrasound.

8. Uses of ultrasound.

9. Explain Echo.

10. Human ear range of hearing