Class 10 Physics Prep Tests
Class 10 Physics Tests
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The MCQ: Humans can hear sound up to the highest frequency of 20,000 Hz. If the wavelength of sound in air at this frequency at a temperature of 20° would be PDF, "Sound Waves in Physics" App Download (Free) with 5.7×10-2, 3.7×10-2, 1.7×10-2, and 2.7×10-2 choices for free online courses. Study sound quiz questions, download Amazon eBook (Free Sample) for free online classes.
MCQ: Humans can hear sound up to the highest frequency of 20,000 Hz. If the wavelength of sound in air at this frequency at a temperature of 20° would be
MCQ: In a market, the intensity level of sound recorded is 80 dB, the intensity level of sound should be
MCQ: If a normal conversation have sound intensities of 3×10-6Wm-2. The intensity of sound for 100dB would be
MCQ: If a doctor counts 80 heartbeats in 1 minute, then the frequency of heartbeats should be
MCQ: Stethoscopes operate on the transmission of
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