A light ray in air enters and passes through a block of glass. What can be stated with regard to its speed after it emerges from the block? speed is less than when in glass speed is less than before it entered glass speed is same as that in glass speed is same as that before it entered glass No answer
Applications Of Reflection Of Light
When a light ray (termed as the incident ray) hits a surface and bounces back (forms a reflected ray), the process of reflection of light has taken place.
Sign Convention for Mirrors
A mirror is made of glass that is coated with a metal amalgam on one side due to which the light ray incident on the surface undergoes reflection and not refraction.
A light ray in air enters and passes through a block of glass. What can be stated with regard to its speed after it emerges from the block?
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speed is less than when in glass
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speed is less than before it entered glass
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speed is same as that in glass
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speed is same as that before it entered glass
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No answer
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