Class 10 Physics e-Book's MCQs - Complete
Sound Wave and Speed Quiz App Download (Free) & e-Book - 463
Apps:
MCQ:
If the speed of sound in air is 330 ms-1 and the wavelength is 10 cm. The frequency of sound should be
- 3.9×103 Hz
- 4.7×103 Hz
- 3.3×103 Hz
- 5.3×103 Hz
c
Class 10 Physics App & e-Book Tests PDF Download
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10th Grade Physics MCQs eBook Download
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