Class 10 Physics MCQs - Chapter 9

Sound Quiz Questions and Answers PDF - 3

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Free Sound Quiz Questions and Answers, sound Quiz PDF Download, Book Ch. 9-3 to study class 10 physics online courses. Download Reflection (Echo) MCQs PDF, sound quiz questions and answers to learn distance learning courses. The Sound Quiz App Download: Free learning app for reflection (echo), ultrasound, audible range of human ear, physics: sound waves, characteristics of sound test prep for free online classes.

The Quiz: Echoes maybe heard more than once due to; "Sound" App Download iOS & Android (Free) with answers single time reflection, multiple reflections, refraction and diffraction of waves to learn distance learning courses. Study reflection (echo) quiz questions, download Amazon eBook (Free Sample) for online school classes.

Sound Questions & Answers PDF Download: MCQ Quiz 3

MCQ 11: Echoes maybe heard more than once due to

multiple reflections
single time reflection
refraction
diffraction of waves

MCQ 12: SONAR is the abbreviation of

small navigation and random
sky navigation and ranging
sun nuclear ranging
sound navigation and ranging

MCQ 13: Old people can not hear sounds even above

5,000 Hz
15,000 Hz
10,000 Hz
8,000 Hz

MCQ 14: Sound waves are

Longitudinal
Transverse
Electromagnetic
Only magnetic

MCQ 15: The intensity level of the rustling of leaves is

25 dB
0 dB
10 dB
100 dB

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