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Sounds whose frequencies are greater than 20,000 Hz are called
- a)infrasonic sounds
- b)ultrasonic sound
- c)supersonic sound
- d)none of these
Correct answer is option 'B'. Can you explain this answer?
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Most Upvoted Answer
Sounds whose frequencies are greater than 20,000 Hz are calleda)infras...
Ultrasonic Sound Explanation:
- Definition: Sounds whose frequencies are greater than 20,000 Hz are called ultrasonic sounds.
- Frequencies: Ultrasonic sounds have frequencies higher than the upper limit of human hearing, which is typically around 20,000 Hz.
- Applications: Ultrasonic sound waves have various practical applications such as in medical imaging (ultrasound scans), cleaning, welding, and even pest control.
- Animal Communication: Some animals, like bats and dolphins, use ultrasonic sounds for communication and navigation purposes.
- Human Perception: While humans cannot hear ultrasonic sounds, some individuals may perceive them indirectly through effects like interference patterns or pressure waves.
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Sounds whose frequencies are greater than 20,000 Hz are calleda)infrasonic soundsb)ultrasonic soundc)supersonic soundd)none of theseCorrect answer is option 'B'. Can you explain this answer?
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Sounds whose frequencies are greater than 20,000 Hz are calleda)infrasonic soundsb)ultrasonic soundc)supersonic 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)ultrasonic soundc)supersonic 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)ultrasonic soundc)supersonic soundd)none of theseCorrect answer is option 'B'. Can you explain this answer?.
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