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A sound source sends waves of 400 Hz. It produces waves of wavelength 2.5 m. The velocity of sound waves is :a)100 m/s b)1000 m/sc)10000 m/sd)3000 km/sCorrect answer is option 'B'. Can you explain this answer? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about A sound source sends waves of 400 Hz. It produces waves of wavelength 2.5 m. The velocity of sound waves is :a)100 m/s b)1000 m/sc)10000 m/sd)3000 km/sCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A sound source sends waves of 400 Hz. It produces waves of wavelength 2.5 m. The velocity of sound waves is :a)100 m/s b)1000 m/sc)10000 m/sd)3000 km/sCorrect answer is option 'B'. Can you explain this answer?.

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