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PLZ THROW LIGHT ON LIGHT ..........

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DIVA

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PostSubject: PLZ THROW LIGHT ON LIGHT .......... Tue Aug 11, 2009 10:14 pm

WHEN AN ELECTROMAGNETIC WAWE PASSES FROM 1 MEDIUM 2 ANOTHER,ITS SPEED& WAVELENGTH CHANGES BUT FREQUENCY REMAINS UNCHANGED.

HOW IS IT POSSIBLE????
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PostSubject: Re: PLZ THROW LIGHT ON LIGHT .......... Fri Aug 14, 2009 12:43 pm

frequency determined from source. it can be explained with the help of wave theory of light that how wavelength can change even if frequency remaining constant.
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Character is like a tree and reputation like its shadow. The shadow is what we think of it; the tree is the real thing.
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16th president of US (1809 - 1865)
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PostSubject: Re: PLZ THROW LIGHT ON LIGHT .......... Fri Aug 14, 2009 12:44 pm

f= v/wavelength
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Character is like a tree and reputation like its shadow. The shadow is what we think of it; the tree is the real thing.
Abraham Lincoln, Lincoln's Own Stories
16th president of US (1809 - 1865)
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PostSubject: Re: PLZ THROW LIGHT ON LIGHT .......... Mon Aug 17, 2009 11:29 pm

OK thax QUEST.
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