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No, light in a medium will travel at a slower speed.

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Q: Is speed of light in vacuum and medium same?
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Is speed of light uniform or not?

The speed of light in a vacuum is constant everywhere. The speed of light in a particular medium depends on what the medium is. It moves slower in air than in a vacuum, and slower in water than in air.


What EM radiations travel the fastest from its source?

All electromagnetic radiation in a given medium (water, air, vacuum, etc) travels at the same speed, the speed of light in that medium.


X-rays travel in vacuum at a higher speed than the visible light?

Yes, X-rays travel at the speed of light in a vacuum, which is higher than the speed of visible light. This is because the speed of light in a medium is inversely proportional to the refractive index of the medium, and X-rays have a shorter wavelength than visible light, allowing them to travel at a higher speed.


Speed of light is minimum in?

the velocity of light is maximum in vacuum I.e 3*10^8 m/s. as the density of the medium increases the velocity of light decreases in the medium. so the velocity of light is less in watt than in atmosphere. the thicker the medium is the slower the electromagnetic wave, so the velocity of light will be minimum in the thickest medium.


Is speed of light is same in all optic media?

No, the speed of light is not the same in all optical media. It changes depending on the medium through which light is traveling, such as air, water, or glass. The speed of light is slower in denser media compared to a vacuum, where it travels at its maximum speed.


What is the speed of light on the moon?

The speed of light in vacuum is the same everywhere.


What type of light travels the fastest?

In a vacuum all wavelengths of light travel at the same speed, c. In other mediums the speed of light is dependent on the refractive index of that material; v=c/n where v is the speed through the medium and n is the refractive index. The refractive index if different for different materials and can have fairly complex dependence on the wavelength of light. The fastest type of light is therefore dependent on the medium through which it is travelling.


Do all em eaves travel at the same speed?

No, not all electromagnetic waves travel at the same speed. The speed of an electromagnetic wave depends on the medium through which it is traveling. In a vacuum, all electromagnetic waves travel at the speed of light, which is approximately 299,792 kilometers per second.


Does the color of a laser affect the velocity?

Light always travels at the same speed, the speed of light. At least in vacuum. In a medium light will travel at a slower pace, and the speed decrease is dependent on the color (wavelength) of the light. This is because the refractive index (which determines how fast light can travel through a medium) is color dependent.


What is the Speed if visible light in a vacuum?

it should be 3x10^8 m s^(-1). here is the calculation: we have known that the refractive index of vacuum is 1, by n= v/c ( n stands for refractive index of medium, v stands for the speed of light in medium, c stands for speed of light constant) 1=v/3X10^8 m s^(-1) v= therefore, speed of light in vacuum is 3x10^8 m s^(-1) actually, all light ray in electromagnetic spectrum have same speed in vacuum


Speed of red light and blue light in a vacuum?

In a vacuum the speed of red and blue light are the same as all light, 300,000,000m/s. Their frequency and wavelength will be different but the speed remains the same.


Do radio waves travel through vacuum fasetr than visible light waves?

No, radio waves and visible light waves both travel at the speed of light in a vacuum, which is approximately 299,792 kilometers per second. The speed of light is constant, regardless of the wavelength of the electromagnetic radiation.