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Sounds whose frequencies are greater than 20,000 Hz are calleda)infrasonic soundsb)supersonic soundc)ultrasonic soundd)none of theseCorrect answer is option 'B'. Can you explain this answer? for Class 8 2024 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about Sounds whose frequencies are greater than 20,000 Hz are calleda)infrasonic soundsb)supersonic soundc)ultrasonic soundd)none of theseCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 8 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Sounds whose frequencies are greater than 20,000 Hz are calleda)infrasonic soundsb)supersonic soundc)ultrasonic soundd)none of theseCorrect answer is option 'B'. Can you explain this answer?.

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