Blast wave reflection

29616 best questions for Blast wave reflection

We've collected 29616 best questions in the «Blast wave reflection» category so you can quickly find the answer to your question!

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☑️ What is wave reflection?

wave reflection is

☑️ What is reflection of wave?

  • Reflection is a wave phenomenon: All waves - water waves, sound wave, electromagnetic waves (including light) - can be reflected. Reflection occurs when all or part of the waves are returned when the waves encounter or hit an obstacle. When waves are reflected, their direction of travel changes.

☑️ Reflection occurs when a wave?

  • Reflection occurs when there is a bouncing off of a barrier. Reflection of waves off straight barriers follows the law of reflection. Reflection of waves off parabolic barriers results in the convergence of the waves at a focal point. Refraction is the change in direction of waves that occurs when waves travel from one medium to another.

Question from categories: radio waves refraction wave diffraction wave ocean wave reflection reflection wave

☑️ What does wave reflection mean?

Reflection, abrupt change in the direction of propagation of a wave that strikes the boundary between different mediums. At least part of the oncoming wave disturbance remains in the same medium. Regular reflection, which follows a simple law, occurs at plane boundaries.

Question from categories: ocean wave reflection longitudinal wave absorption wave diffraction wave reflection wave

☑️ What is a reflection wave?

• The reflected wave is the one that moves away from the boundary, but in the same medium as the incident wave. • The transmitted wave is the one that moves away from the boundary, on the other side of the boundary from the incident wave.

Video from Blast wave reflection

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Video answer: Speed of sound | mechanical waves and sound | physics | khan academy

Speed of sound | mechanical waves and sound | physics | khan academy

Video answer: Reflection of wave | laws of reflection of wave | definition and (jamb and waec) examples. physics

Reflection of wave | laws of reflection of wave | definition and (jamb and waec) examples. physics

Video answer: Why frequency remains constant during refraction and wavelength changes?

Why frequency remains constant during refraction and wavelength changes?

Video answer: Ray diagrams | waves | physics | fuseschool

Ray diagrams | waves | physics | fuseschool

Top 29596 questions from Blast wave reflection

We’ve collected for you 29596 similar questions from the «Blast wave reflection» category:

What is reflection occurs when a wave?

  • Reflection occurs when there is a bouncing off of a barrier. Reflection of waves off straight barriers follows the law of reflection… Refraction is the change in direction of waves that occurs when waves travel from one medium to another. Refraction is always accompanied by a wavelength and speed change.

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What is an example of reflection wave?

  • Examples of reflection are light waves striking a mirror or echoes in which sound waves are reflected of a solid surface. When waves undergo reflection the angle the incoming waves make with the surface is equal to the angle of the reflected waves.

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Which diagram best represents a wave reflection?

Why is the reflection of a wave important?

  • Waves also carry energy and momentum, and whenever a wave encounters an obstacle, they are reflected by the obstacle. This reflection of waves is responsible for echoes, radar detectors, and for allowing standing waves which are so important to sound production in musical instruments.

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How is a wave changed by reflection?

When a wave traversing in a medium of less refractive index gets reflected at a medium of greater refractive index then wave undergoes a phase change of pi radians. But if the same reflection takes place as the wave traverses from a medium of greater refractive index to that of less refractive index, then no such phase change. The later reflection is known as total internal reflection. So as light traversing in air gets reflected at glass then phase change of pi radians occurs.

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What does a blast wave feel like?

They feel a jolting sensation that is not like anything they've ever experienced before in their lives. It can be much more severe than that and produce unconsciousness and damage to the body. Some of that is related to other aspects of the explosion obviously.

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How do you survive a blast wave?

Go inside a strong building, move toward its center, and shelter away from windows, doors, and exterior walls to best protect yourself. Avoid radioactive fallout that arrives minutes later by staying indoors, ideally belowground in a basement.

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What happens to the reflection of a wave?

  • Reflection of Waves from Boundaries. When an object, like a ball, is thrown against a rigid wall it bounces back. This "reflection" of the object can be analyzed in terms of momentum and energy conservation.

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Why is the reflection of a wave important?

  • Waves also carry energy and momentum, and whenever a wave encounters an obstacle, they are reflected by the obstacle. This reflection of waves is responsible for echoes, radar detectors, and for allowing standing waves which are so important to sound production in musical instruments.

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What does a wave do to create reflection?

Bounce off something.

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What is a reflection of a sound wave?

An echo.

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Can reflection change the speed of a wave?

Reflection involves a change in direction of waves when they bounce off a barrier. Refraction of waves involves a change in the direction of waves as they pass from one medium to another… So if the medium (and its properties) is changed, the speed of the waves is changed.

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How does water vapor effect sound wave reflection?

How does the temperature of water affect sound waves?

  • The temperature of the air that is close to the water’s surface is generally colder, around 68°F. This means that sound travels a little slower than normal and as a result, travels further.

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What is an example of a reflection wave?

  • Simply put the waves bounce back. Examples of reflection are light waves striking a mirror or echoes in which sound waves are reflected of a solid surface. When waves undergo reflection the angle the incoming waves make with the surface is equal to the angle of the reflected waves.

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Does reflection change the speed of a wave?

Reflection is the change in direction of light when it falls on some medium. In case of reflection the light goes back to the medium it originated from. Since the wave stays in the same medium from which it originated, the speed of the wave does not change.

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What are the effects of a blast wave?

  • The front of the blast wave, i.e., the shock front, travels rapidly away from the fireball, a moving wall of highly compressed air. The effects of the blast wave on a typical wood framed house. The air immediately behind the shock front is accelerated to high velocities and creates a powerful wind.

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Can a nuclear bomb have a blast wave?

  • Nuclear explosions also have a blast wave. Of course with a nuclear detonation, the forces are many orders of magnitude greater than conventional explosives, and even more powerful fusion devices can explode with forces orders of magnitude beyond fission bombs.

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What causes a shock wave from a blast?

The sudden supersonic expansion of material.

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How does acoustic modeling of blast wave work?

  • Acoustic modeling of blast wave emission requires full knowledge of the source overpressure as a function of time. This, in turn, requires full knowledge of the physical characteristics of the liquid release as a function of time, from the onset of the crack development in the pressurized vessel.

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What's the difference between a shock wave and a blast wave?

  • The flow field can be approximated as a lead shock wave, followed by a self-similar subsonic flow field. In simpler terms, a blast wave is an area of pressure expanding supersonically outward from an explosive core. It has a leading shock front of compressed gases.

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Compare and contrast refraction and reflection of wave energy?

Reflection is when wave bounces back and refraction is when a wave is bent and/or changes direction when passing through a medium. With Refraction, the wave will not go around or bounce off an obstacle but go through it. EX of Reflection Water Waves off a wall Light waves off a mirror EX of Refraction Two waves colliding A light through water (the light will be dimmer and possibly change direction)

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How does reflection affect the speed of a wave?

  • The Speed of a Wave. When a wave undergoes reflection, it remains within the medium and merely reverses its direction of travel. In the case of a slinky wave, the disturbance can be seen traveling back to the original end. A slinky wave that travels to the end of a slinky and back has doubled its distance.

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How does the reflection of a wave affect sound?

  • Reflection of Sound. This can lead to resonances called standing waves in rooms. It also means that the sound intensity near a hard surface is enhanced because the reflected wave adds to the incident wave, giving a pressure amplitude that is twice as great in a thin " pressure zone " near the surface.

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When does transmission and reflection occur in a wave?

  • Transmission permits the passage of wave, with some or none of the incident wave being absorbed. Reflection and transmission often occur at the same time. Partial Transmittance and Partial Reflectance: A wave experiences partial transmittance and partial reflectance when the medium through which it travels suddenly changes.

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What are the terms of reflection in wave theory?

  • Key Concepts: Terms in this set (20) reflection when a wave strikes an object and bounces off waves repeating disturbances that transfer energy through matter or space crest highest point of transverse wave

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How are pressure pulse and flow wave reflection related?

  • Pressure Pulse and Flow Wave Reflection Straight to the Heart Pressure and flow oscillations (sinusoids) travel the conduits of the circulation as waves. At a given frequency, the pressure and flow wave both propagate at the same velocity that is characteristic of the physical properties of the blood and conduit.

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Where does the reflection of a wave take place?

  • Thus, the reflection occurs without any additional phase shift. In the case of a travelling wave the reflection at an open boundary the reflection takes place without any phase change.

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How are particle and wave theories related to reflection?

  • Both the particle and wave theories adequately explain reflection from a smooth surface. However, the particle theory also suggests that if the surface is very rough, the particles bounce away at a variety of angles, scattering the light. This theory fits very closely to experimental observation.

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What is the reflection in a sound wave called?

It is often called an 'echo'.

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Reflection in a sound wave is called an what?

It is called an echo.

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What happens to the phase of a reflection wave?

  • Phase Change Upon Reflection The phase of the reflectedsound waves from hard surfaces and the reflection of string waves from their ends determines whether the interference of the reflected and incident waves will be constructive or destructive.

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How is the reflection of a sound wave detected?

  • Reflection of a sound wave occurs when the wave passes between two tissues of different acoustic speeds and a fraction of the wave 'bounces' back. This forms one of the major principles of ultrasound imaging as the ultrasound probe detects these reflected waves to form the desired image. Article: Angle of reflection.

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Which is the best description of a blast wave?

  • Blast wave. Jump to navigation Jump to search. In fluid dynamics, a blast wave is the increased pressure and flow resulting from the deposition of a large amount of energy in a small, very localised volume. The flow field can be approximated as a lead shock wave, followed by a self-similar subsonic flow field.

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What happens when a blast wave hits your head?

  • When an air-borne blast wave impinges on a head-protective gear, it creates inward-propagating (compressive) shock waves within the headgear component (s).

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What is the difference between a blast wave and a shock wave?

A shock wave is a general term referring to any abrupt and fast wave of pressure or disturbance passing through a material or the air. A blast wave is a specific description of the result of an explosion (or some other giant dump of energy) and has several parts.

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How is the reflection coefficient related to a standing wave?

  • Relationship to the reflection coefficient. Incident wave (blue) is fully reflected (red wave) out of phase at short-circuited end of transmission line, creating a net voltage (black) standing wave. Γ = −1, SWR = ∞. Standing waves on transmission line, net voltage shown in different colors during one period of oscillation.

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What is the multiple reflection of a single sound wave?

reverberation.

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The multiple reflection of a single sound wave is a?

The multiple reflection of a single sound wave is an echo or a reverberation.

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What is difference between reflection and refraction of sound wave?

reflection - it bounces off a substance refraction - the course of movement is bent

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How is the diffraction of a wave related to reflection?

  • Diffraction of Waves. Reflection of waves off parabolic barriers results in the convergence of the waves at a focal point. Refraction is the change in direction of waves that occurs when waves travel from one medium to another. Refraction is always accompanied by a wavelength and speed change.

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How is the angle of reflection of a wave measured?

  • For wave diagrams, the wave direction and wave fronts are normally drawn. The angles of incidence, i, and angle of reflection, r, are measured between the wave direction and the normal – a construction line drawn at 90° to the barrier.

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Where does the blast wave from an explosion come from?

  • The large tsunamis that would result from these explosions would come from the tremendous blast waves emanating from them as they detonated below the surface of the water. The effects on coastal cities and low-lying land areas would be devastating.

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How does the speed of sound affect a blast wave?

  • Blast waves cause damage by a combination of the significant compression of the air in front of the wave (forming a shock front) and the subsequent wind that follows. A blast wave travels faster than the speed of sound and the passage of the shock wave usually lasts only a few milliseconds.

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The multiple reflection of a single sound wave is a what?

reverberation.

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What happens to the wavelength of a sound wave after reflection?

it changes

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How does the shape of a light wave affect the reflection?

  • The shape of light waves depends upon the size of the light source and how far the waves have traveled to reach the mirror. Wavefronts that originate from a source near the mirror will be highly curved, while those emitted by distant light sources will be almost linear, a factor that will affect the angle of reflection.

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What is the difference between reflection and refraction in a light wave?

reflection is when light is bounced back(this can be done with a mirror)and refraction is the bending of light(like if you put a pencil in a glass of water it looks like it bends).

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What makes a blast wave grow faster than the speed of sound?

  • Radiant energy coming out of the core at the speed of light further heats up the air and materials far away from the blast zone. As a result of these expanding gases and outward flow of energy, a spherical blast wave is created which begins to grow in diameter at a velocity slightly faster than the speed of sound.

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What is reflection of waves?

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated… Reflection is observed with surface waves in bodies of water. Reflection is observed with many types of electromagnetic wave, besides visible light.

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How do wave refraction and diffraction and reflection affect the behavior of waves?

Waves can and do meet boundaries in their medium. When a wave meets a boundary, it can be reflected or transmitted. Reflection can be partial or complete. Reflection can also involve a phase flip

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How reflection and diffraction can happen at the same time in a wave?

Not in a wave but for a light wave,in a medium.the reason is that no one medium is clear enough to allow only diffraction,the separation layers of the two mediums are not clear enough(the membranes of the two layers differ in composition)that is why reflection will also occure.waves bouncing of the layer membrane

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