Chapter 9: Class 10 Physics Exam Tests
Class 10 Physics MCQs - Chapter 9
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The Quiz: Multiple reflections are called; "Sound" App (iOS, Android) with answers: Refraction; Reverberations; Echo; Compressions; for high school certification courses. Study Importance of Acoustics MCQ Questions, download Amazon eBook (Free Sample) for free online courses.
Multiple reflections are called
SONAR ranging is also used to see the object's
The wavelength of ultrasonic waves is
The frequency range for ultrasound is
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