Class 10 Physics Certification MCQs – Practice Test 19 (Chapter 9)

Sound Quiz with Answers PDF Download – Test 19

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Study Sound Quiz Questions and Answers PDF for virtual student learning engagement. Download the Sound Quiz PDF e-Book, Ch. 9-19 to learn Class 10 Physics Course. Solve Sound Waves in Physics MCQs PDF, Sound Quiz Questions and Answers for physics adaptive learning platforms. Free Sound Quiz App: Download the Class 10 Physics Learning App to learn sound waves in physics, audible range of human ear, echo of sound, characteristics of sound, importance of acoustics test prep for virtual student learning engagement.

Learn Sound Quiz App (Android & iOS) with MCQ: "A sound wave has a frequency of 3 KHz and wavelength 20 cm. How much will it take to travel 2 km?"; with answers: 3.33 s, 4.2 s, 3.9 s, and 4.65 s. Learn Sound Waves in Physics MCQ Questions, download Google Book (Free Chapter) to continue digital academic development.

Sound Quiz – Practice Test 19 PDF Download

MCQ 91: A sound wave has a frequency of 3 KHz and wavelength 20 cm. How much will it take to travel 2 km?

4.2 s
3.33 s
3.9 s
4.65 s

MCQ 92: A human hearing can not hear a sound of frequency more than:

10,000 Hz
20,000 Hz
5,000 Hz
15,000 Hz

MCQ 93: A marine survey ship sends a sound wave to the seabed which receives an echo after 2.5 s. The speed of sound in seawater is 1200 ms^-1. The depth of the sea is:

1200 m
1500 m
750 m
1000 m

MCQ 94: A higher pitch means the:

zero frequency
lower frequency
higher frequency
lower loudness

MCQ 95: The echo of sound is more prominent if the surface is:

soft
rigid
porous
smooth

Class 10 Physics Quiz App & e-Book – Sound Certification Guide

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