Class 10 Physics MCQs - Chapter 9

Sound Trivia Questions & Answers PDF Download - 4

Books:

Apps:

The Sound Trivia Questions and Answers PDF (Sound Quiz Answers PDF e-Book) download Ch. 9-4 to study Grade 10 Physics Course. Practice Echo of Sound MCQ PDF, Sound Quiz Questions and Answers for high school certification courses. The Sound Trivia App Download: Free Grade 10 Physics Study [Free] App for echo of sound, importance of acoustics, audible range of human ear, speed of sound test prep for online school and college.

The Quiz: To communicate with each other, Elephants use; "Sound" App APK Download with answers: low frequency light waves, low frequency sound waves, high frequency sound waves, and low frequency heat waves for high school certification courses. Practice Echo of Sound MCQ Questions, download Kindle eBook (Free Sample) for online school courses.

Sound Test Questions and Answers PDF Download: MCQ 4

MCQ: 16

To communicate with each other, Elephants use

low frequency sound waves
low frequency light waves
high frequency sound waves
low frequency heat waves

MCQ: 17

The technique or method to absorb undesirable sounds by soft and porous surface is called

acoustic protection
unacoustic protection
audible protection
decibel protection

MCQ: 18

A normal human ear can hear a sound only if its frequency lies between

30 Hz to 30,000 Hz
50 Hz to 50,000 Hz
20 Hz to 20,000 Hz
10 Hz to 10,000 Hz

MCQ: 19

The speed of sound in air is

343ms^-1
343ms^-2
341ms^-1
250ms^-1

MCQ: 20

The speed of sound can be found by relation

v = cλ
v = ma
v = fλ
f=¹ ⁄ _T

Class 10 Physics Mock Tests

Simple Harmonic Motion and Waves MCQs

Atomic and Nuclear Physics MCQs

Electrostatics MCQs

Geometrical Optics MCQs

Electromagnetism MCQs

Sound MCQs

Information and Communication Technology MCQs

Current Electricity MCQs

Sound Learning App: Free Download iOS & Android

The App: Sound Quiz App to learn Sound Notes, 10th Grade Physics Quiz App, and College Physics Quiz App. The "Sound Quiz" App to Free Download 10th Grade Physics Apps (Android & iOS) includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!