1 of 1
Download to read offline
Ad
Recommended
Presentation on physics
Presentation on physicsVallabha Prabhakar
油
Sound travels as waves and can be reflected. Reflection is when a wave changes direction at an interface between two mediums and returns to its original medium. Sound waves reflect in the same way as light waves, following the laws of reflection where the angle of incidence equals the angle of reflection. Devices like loudspeakers, megaphones, and stethoscopes use the reflection of sound waves to direct or transmit sound in a desired way. Ultrasound uses high frequency sound waves and reflection to detect objects underwater or inside the human body. Sonar also uses reflection of sound waves to locate objects underwater by emitting pulses and measuring the echo returns.Mule java part-3
Mule java part-3Ravinder Singh
油
The document discusses reflection entry point resolvers in Mule Java custom components. A reflection entry point resolver determines the entry point of a component by invoking the appropriate class method based on the payload type. For multiple parameters, the payload should be an array of objects. If the payload is null, the resolver will invoke a no-argument method. The document provides examples of invoking methods with multiple arguments from an array payload, a single string argument from a string payload, and a no-argument method from a null payload using Java components in Mule.Presentation on physics
Presentation on physicsVallabha Prabhakar
油
Sound travels as waves and can be reflected. Reflection is when a wave changes direction at an interface between two mediums and returns to its original medium. Sound waves reflect in the same way as light waves, following the laws of reflection where the angle of incidence equals the angle of reflection. Devices like loudspeakers, megaphones, and stethoscopes use the reflection of sound waves to direct or transmit sound in a desired way. Ultrasound uses high frequency sound waves and reflection to detect objects underwater or inside the human body. Sonar also uses reflection of sound waves to locate objects underwater by emitting pulses and measuring the echo returns.Physics seminar
Physics seminarRaj Kishore
油
The physics seminar covered the range of human hearing and applications of ultrasound. It discussed how the normal human hearing range is 20 Hz to 20 kHz, but children and some animals can hear higher frequencies. It then covered several medical and industrial uses of ultrasound, including ultrasonic cleaning, humidification, welding, and medical applications like detecting flaws, destroying kidney stones and cataracts, and ultrasound imaging of fetuses.3D UltraSound Image of Fetus
3D UltraSound Image of Fetusbrophy, inc
油
3D ultrasound allows doctors to view a fetus in incredible detail over several stages of development. A fetus can be seen at 9 weeks, 13 weeks, 25 weeks, and 30 weeks into a pregnancy using this advanced scanning technique. The 3D ultrasound provides a step-by-step look at how the fetus changes and grows throughout the stages of pregnancy.NA Sound
NA Soundharrywwh
油
The document discusses key concepts about sound waves. It explains that sound is produced by vibrating sources and travels as longitudinal waves through a medium, consisting of compressions and rarefactions. A medium is required for sound to travel, and it travels fastest in solids and slowest in gases. Echoes are formed by sound wave reflection, and can be used to measure distances by determining the time between an initial sound and its echo. Loudness depends on amplitude, with greater amplitudes producing louder sounds, while pitch depends on frequency, with higher frequencies corresponding to higher pitches.Wounderfull world of ultrasound song
Wounderfull world of ultrasound songRagab Donkol
油
The document expresses appreciation for the beauty of the world through the lens of 3D ultrasound. It reflects on nature, human connections, and the joy of life, accompanied by a modified rendition of the song 'What a Wonderful World.' The author, Ragab Hani Donkol, wishes readers a wonderful day in the context of this theme.9th sound NCERT
9th sound NCERTArif Ansari
油
The human ear has three main parts - the outer, middle, and inner ear. Sound waves enter the outer ear and cause the eardrum to vibrate. These vibrations are amplified by the three smallest bones in the human body in the middle ear. They transmit the vibrations to the inner ear, where fluid in the cochlea sets up electrical signals in auditory nerves that travel to the brain. The brain then interprets these signals as sound.sound
soundshiva prasad
油
1. Sound is produced by vibration and propagates as a longitudinal mechanical wave. It needs a medium like air, water or other material to travel through.
2. As the vibrating object moves back and forth, it alternately compresses and rarifies the surrounding medium, creating regions of high and low pressure called compressions and rarefactions. This disturbance propagates through the medium.
3. The characteristics of a sound wave include its frequency, wavelength, amplitude, pitch and loudness. Frequency determines pitch, with higher frequencies being higher pitched. Amplitude determines loudness, with larger amplitudes being louder.Sound by Pratiksha Yadav
Sound by Pratiksha YadavPratiksha
油
This document discusses sound and its properties. It defines sound as a form of energy that creates the sensation of hearing. It describes sound as a longitudinal wave that propagates through a medium by particles colliding. It discusses the characteristics of sound waves including frequency, amplitude, speed and how these properties vary based on the medium. The document also covers topics like reflection, reverberation, the human range of hearing, SONAR and the anatomy of the human ear.Reflection of Sound Part 1
Reflection of Sound Part 1guest90e7e
油
The document discusses how sound is produced and travels. It explains that sound is caused by vibrations which create alternating compressions and rarefactions in the air or other medium. This causes the sound waves to travel outward from the source. The speed of sound depends on the density of the medium, being fastest in solids and slowest in gases. Two methods are described for measuring the speed of sound using echoes or timing the flash of a gunshot.Reflection Of Sound Part 2
Reflection Of Sound Part 2guest90e7e
油
The document discusses several topics related to sound:
1. Reflection of sound follows the same laws as light reflection, with the incident, reflected, and normal waves lying in the same plane. Echoes are produced by sound reflections off large, hard, smooth surfaces.
2. Reverberation occurs when the original and reflected sounds are so close in time that they cannot be heard separately, making the sound seem prolonged.
3. Applications of echoes include locating submarines, fish shoals, and sunken objects underwater through echolocation.Free Images for your PowerPoint Presentation
Free Images for your PowerPoint PresentationGeorge Torok
油
The document discusses the significance of using real images instead of bullet points in PowerPoint presentations to engage and inspire the audience. It emphasizes that visual elements can enhance communication and drive action, encouraging presenters to think creatively. Additionally, it mentions the availability of free images at public-domain-photos.com to aid in this effort.Sound class 9 physics
Sound class 9 physicsMukesh Verma
油
Sound is produced by vibrations of objects. The teacher demonstrates this by having students feel vibrations in their throat when speaking and on a speaker of a radio. Vibrations of strings on a sitar or membranes of drums and bells produce the sounds we hear from these instruments. In a flute, blowing air causes the air molecules inside to vibrate, which produces sound.Presentation of science (sound)
Presentation of science (sound)Kunnu Aggarwal
油
The document discusses different aspects of sound including how it is produced, how it travels, and how the human ear perceives it. It defines sound as a mechanical wave that is an oscillation of pressure transmitted through a medium composed of frequencies within the range of human hearing. It describes that sound is produced by vibration and travels in waves, pushing and pulling on particles in the transmission medium. The human ear detects these pressure variations and converts them into electrical signals that are sent to the brain.Sound - Physics
Sound - PhysicsDisha Shahani
油
A wave is a repeating disturbance that transfers energy through matter or space. There are two main types of waves - longitudinal waves, where the matter moves parallel to the direction of the wave, and transverse waves, where energy is transferred without transferring matter. Sound is a form of energy caused by vibrations that transfers through longitudinal waves. Key properties of waves include wavelength, frequency, amplitude, and speed. Sound waves can interfere constructively or destructively and be reflected, refracted, or absorbed.Properties of Sound
Properties of SoundI Wonder Why Science
油
The document discusses key properties and characteristics of sound. It defines sound as a vibration that travels through air or other mediums and can be heard. Sound waves are longitudinal waves that require a medium. The amplitude of a wave determines its volume or loudness, while frequency determines its pitch or how high or low it is. Higher frequencies have smaller wavelengths. The human ear can detect sounds between 20 Hz and 20 kHz. The speed of sound depends on the medium and temperature. Ultrasound uses high frequency sound to image inside the body. The Doppler effect causes changes in perceived frequency for moving sources due to wave compression.Physics Sounds.
Physics Sounds.agatonlydelle
油
Sound is composed of compression and rarefaction waves that the human ear can detect. It is produced by vibrations that create pressure variations in a medium and can be caused by either simple or complex motions. Sound waves carry energy and are longitudinal waves where the size of the compression indicates the energy. The human ear detects sound waves through the vibration of the ear drum which are then amplified by the bones and converted to nerve impulses in the cochlea. Properties of sound waves include pitch determined by frequency, loudness by amplitude, and timbre which distinguishes between sounds of the same pitch and loudness.CBSE Class IX Sciense Physics Sound
CBSE Class IX Sciense Physics SoundPranav Ghildiyal
油
Sound is a travelling wave that is an oscillation of pressure transmitted through a medium. Humans can hear sounds between 20-20,000 Hz. Sound speed depends on the medium and is faster in solids than liquids and gases due to closer particle packing. Noise is an unwanted sound that can cause hearing damage at high volumes. The ear detects sound waves which are then transmitted to the brain. Properties of sound waves include wavelength, amplitude, and frequency which determine pitch. Ultrasound has a frequency above human hearing range.More Related Content
Viewers also liked (11)
sound
soundshiva prasad
油
1. Sound is produced by vibration and propagates as a longitudinal mechanical wave. It needs a medium like air, water or other material to travel through.
2. As the vibrating object moves back and forth, it alternately compresses and rarifies the surrounding medium, creating regions of high and low pressure called compressions and rarefactions. This disturbance propagates through the medium.
3. The characteristics of a sound wave include its frequency, wavelength, amplitude, pitch and loudness. Frequency determines pitch, with higher frequencies being higher pitched. Amplitude determines loudness, with larger amplitudes being louder.Sound by Pratiksha Yadav
Sound by Pratiksha YadavPratiksha
油
This document discusses sound and its properties. It defines sound as a form of energy that creates the sensation of hearing. It describes sound as a longitudinal wave that propagates through a medium by particles colliding. It discusses the characteristics of sound waves including frequency, amplitude, speed and how these properties vary based on the medium. The document also covers topics like reflection, reverberation, the human range of hearing, SONAR and the anatomy of the human ear.Reflection of Sound Part 1
Reflection of Sound Part 1guest90e7e
油
The document discusses how sound is produced and travels. It explains that sound is caused by vibrations which create alternating compressions and rarefactions in the air or other medium. This causes the sound waves to travel outward from the source. The speed of sound depends on the density of the medium, being fastest in solids and slowest in gases. Two methods are described for measuring the speed of sound using echoes or timing the flash of a gunshot.Reflection Of Sound Part 2
Reflection Of Sound Part 2guest90e7e
油
The document discusses several topics related to sound:
1. Reflection of sound follows the same laws as light reflection, with the incident, reflected, and normal waves lying in the same plane. Echoes are produced by sound reflections off large, hard, smooth surfaces.
2. Reverberation occurs when the original and reflected sounds are so close in time that they cannot be heard separately, making the sound seem prolonged.
3. Applications of echoes include locating submarines, fish shoals, and sunken objects underwater through echolocation.Free Images for your PowerPoint Presentation
Free Images for your PowerPoint PresentationGeorge Torok
油
The document discusses the significance of using real images instead of bullet points in PowerPoint presentations to engage and inspire the audience. It emphasizes that visual elements can enhance communication and drive action, encouraging presenters to think creatively. Additionally, it mentions the availability of free images at public-domain-photos.com to aid in this effort.Sound class 9 physics
Sound class 9 physicsMukesh Verma
油
Sound is produced by vibrations of objects. The teacher demonstrates this by having students feel vibrations in their throat when speaking and on a speaker of a radio. Vibrations of strings on a sitar or membranes of drums and bells produce the sounds we hear from these instruments. In a flute, blowing air causes the air molecules inside to vibrate, which produces sound.Presentation of science (sound)
Presentation of science (sound)Kunnu Aggarwal
油
The document discusses different aspects of sound including how it is produced, how it travels, and how the human ear perceives it. It defines sound as a mechanical wave that is an oscillation of pressure transmitted through a medium composed of frequencies within the range of human hearing. It describes that sound is produced by vibration and travels in waves, pushing and pulling on particles in the transmission medium. The human ear detects these pressure variations and converts them into electrical signals that are sent to the brain.Sound - Physics
Sound - PhysicsDisha Shahani
油
A wave is a repeating disturbance that transfers energy through matter or space. There are two main types of waves - longitudinal waves, where the matter moves parallel to the direction of the wave, and transverse waves, where energy is transferred without transferring matter. Sound is a form of energy caused by vibrations that transfers through longitudinal waves. Key properties of waves include wavelength, frequency, amplitude, and speed. Sound waves can interfere constructively or destructively and be reflected, refracted, or absorbed.Properties of Sound
Properties of SoundI Wonder Why Science
油
The document discusses key properties and characteristics of sound. It defines sound as a vibration that travels through air or other mediums and can be heard. Sound waves are longitudinal waves that require a medium. The amplitude of a wave determines its volume or loudness, while frequency determines its pitch or how high or low it is. Higher frequencies have smaller wavelengths. The human ear can detect sounds between 20 Hz and 20 kHz. The speed of sound depends on the medium and temperature. Ultrasound uses high frequency sound to image inside the body. The Doppler effect causes changes in perceived frequency for moving sources due to wave compression.Physics Sounds.
Physics Sounds.agatonlydelle
油
Sound is composed of compression and rarefaction waves that the human ear can detect. It is produced by vibrations that create pressure variations in a medium and can be caused by either simple or complex motions. Sound waves carry energy and are longitudinal waves where the size of the compression indicates the energy. The human ear detects sound waves through the vibration of the ear drum which are then amplified by the bones and converted to nerve impulses in the cochlea. Properties of sound waves include pitch determined by frequency, loudness by amplitude, and timbre which distinguishes between sounds of the same pitch and loudness.CBSE Class IX Sciense Physics Sound
CBSE Class IX Sciense Physics SoundPranav Ghildiyal
油
Sound is a travelling wave that is an oscillation of pressure transmitted through a medium. Humans can hear sounds between 20-20,000 Hz. Sound speed depends on the medium and is faster in solids than liquids and gases due to closer particle packing. Noise is an unwanted sound that can cause hearing damage at high volumes. The ear detects sound waves which are then transmitted to the brain. Properties of sound waves include wavelength, amplitude, and frequency which determine pitch. Ultrasound has a frequency above human hearing range.