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Physics....

Ask questions of CBSE Class X and discuss the same here. For any doubts relates to CBSE Class X.
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Physics....

Postby 5riti » Thu May 08, 2008 7:30 pm

What is a critical angle?
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Re: Physics....

Postby mpkeshari » Fri May 09, 2008 1:54 pm

When light travels from denser medium to rarer medium (say, from water to air or from glass to air), the angle of incidence whose angle of refraction is a right angle is called 'critical angle'.
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