Sound and Sound Waves MCQ App Download - Grade 10 Physics PDF e-Book
Class 10 Physics Online Tests
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The MCQ: Sounds of frequency higher than 20,000 Hz which are inaudible to normal human ear are called "Ultrasound" App Download [Free] with answers: noise, frequency, ultrasonic, and amplitude to study high school online courses. Solve Sound Quiz Questions, download Apple e-Book (Free Sample) for online education programs.
Sounds of frequency higher than 20,000 Hz which are inaudible to normal human ear are called
SONAR is the abbreviation of
A ship sends an ultrasound that returns from the seabed and is detected after 3.42 s. If the speed of the ultrasound through seawater is 1300 ms-1, then the distance of the seabed from the ship would be
Ultrasonic waves carry more
The wavelength of ultrasonic waves is
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