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What is the ratio of frequency of visible light to frequency of audible sound?
The lowest frequency of visible light ... assume wavelength = 750 nm ...is around 400,000 GHz.The highest frequency of audible sound is around 20 KHz.So the smallest ratio ... lowest frequency of light to highest frequency of sound ...is 4 x 1014/2 x 104 = 20 billion .
Can you hear a wind blowing at 15Hz?
No, the human ear cannot detect sounds at 15Hz. The audible range for most people is typically between 20Hz to 20,000Hz. Frequencies below 20Hz are felt as vibrations rather than heard as distinct sounds.
What is the frequency of the ultrasound compared to the sound?
Ultrasound cannot be heard as it has a higher frequency than audible sound, with a frequency above 20000Hz.
What does a pitch of sound depend on?
The pitch of sound depends on the frequency of the sound wave. Higher frequency waves result in higher pitch sounds, while lower frequency waves result in lower pitch sounds.
Can high frequency sound waves burn skin?
High-frequency sound waves, typically above the audible range, do not have the capability to burn skin in the same way that heat does. However, at extremely high intensities, such as those produced by certain medical or industrial applications, high-frequency sound waves can potentially cause tissue damage or discomfort. This phenomenon is more about the intensity and pressure of the sound waves rather than their frequency alone. In general, everyday exposure to high-frequency sounds is not harmful to the skin.
What frequency of waves in the air can be heard as an audible sound by the human ear?
For the human ear, sound is audible in the range of 20 Hz (Hertz) to 20000 Hz. Sounds below 20 Hz are "infrasonic" and have too low a frequency to be heard; sounds above 20000 Hz are "ultrasonic" and are too high a frequency to be heard.
What is inaudible and audible sounds in detail?
Audible sounds - are those that fall within the scope of human hearing. These are sounds that are typically in the frequency range of 50 Hz to 20 kHz. Frequencies below 50 Hz are classed as ULF (ultra-low frequency) sounds. Those above 20kHz are labelled as ultrasonic sounds.
What are different types of sounds according to their frequency?
Sounds can be classified into three main categories based on their frequency: infrasound (below 20 Hz), audible sound (20 Hz - 20 kHz), and ultrasound (above 20 kHz). Infrasound is felt more than heard, while ultrasound is not audible to the human ear but can be detected by some animals.
What are the two kinds of sounds and define each one?
The two kinds of sounds are audible sounds and inaudible sounds. Audible sounds are those within the frequency range that human ears can perceive, typically between 20 Hz and 20 kHz. Inaudible sounds, on the other hand, are outside this range, which includes subsonic sounds (below 20 Hz) and ultrasonic sounds (above 20 kHz), and cannot be heard by humans.
What frequency of a wave in the air can be heard as an audible sound by the human ear?
For the human ear, sound is audible in the range of 20 Hz (Hertz) to 20000 Hz. Sounds below 20 Hz are "infrasonic" and have too low a frequency to be heard; sounds above 20000 Hz are "ultrasonic" and are too high a frequency to be heard.
What are some examples of infrasonic sounds?
Examples of infrasonic sounds include earthquakes, thunderstorms, volcanic eruptions, and large animals like elephants and whales producing low-frequency vocalizations. These sounds are below the audible range of human hearing, typically below 20 Hz.
Can you hear infrasonic sounds using any devices?
Yes, infrasonic sounds are below the threshold of human hearing, typically below 20 Hz. To detect and record infrasonic sounds, specialized equipment such as infrasound microphones or sensors are used. These devices are designed to pick up low-frequency sounds that are not audible to the human ear.
What term describes frequencies below the range of human hearing?
Infrasound refers to frequencies below the audible range of human hearing, typically below 20 Hz. These low-frequency sounds can be produced by natural sources like earthquakes or man-made sources like machinery.
What is the audible zone of the human beings?
The audible zone for human beings is typically in the frequency range of 20 Hz to 20,000 Hz, covering the sounds that most people can hear. Beyond this range, sounds may be either too low in frequency (infrasound) or too high (ultrasound) for humans to detect without specialized equipment.
What is the range of sounds that our ears can perceive?
The range of sounds that our ears can perceive typically falls between 20 Hz to 20,000 Hz. This range is known as the audible frequency range.
Why do a flutes and tubas make different sounds?
They are different in shape and size. A tuba is much larger and therefore has a lower resonating frequency, and more room in the audible frequency range for harmonics.
Why do tubas and flutes make different sounds?
They are different in shape and size. A tuba is much larger and therefore has a lower resonating frequency, and more room in the audible frequency range for harmonics.
