Class 10 Physics MCQs – Practice Test 23 (Chapter 9)

Sound Quiz with Answers PDF Download – Test 23

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The Sound Quiz Questions and Answers PDF (Sound Quiz PDF e-Book) download Ch. 9-23 to learn Class 10 Physics Course. Solve Importance of Acoustics MCQs PDF, Sound Quiz Questions and Answers for high school certification courses. The Class 10 Physics Quiz App to Download Free Sound App to learn importance of acoustics, ultrasound test prep for online classes.

The Quiz: Multiple reflections are called; "Sound" App (iOS, Android) with answers: refraction, reverberations, echo, and compressions for high school certification courses. Study Importance of Acoustics MCQ Questions, download Google Book (Free Chapter) for free online courses.

Sound Quiz – Practice Test 23 PDF Download

MCQ: 111

Multiple reflections are called

reverberations
refraction
echo
compressions

MCQ: 112

SONAR ranging is also used to see the object's

shape only
size only
width
shape and size

MCQ: 113

The wavelength of ultrasonic waves is

very small
very large
zero
negative

MCQ: 114

The frequency range for ultrasound is

20,000 Hz above
less than 20,000 Hz
25,000 Hz
less than 20Hz

Sound Study Material – Class 10 Physics App & eBook Quizzes

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