How do u find critical angle of water expirementally?explain ur steps
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To find critical angle of water .You need a powerful source of light and watertank.
adjust your focus angle on the surface of water.says to your friend which stood outside the tank and says to observe light. you have to change angle of light with surface of water and says your friend that he will tell you stop (not to change angle) when he doesnot sees light coming from water.that critical angle will known as critical angle after which TIR take place
adjust your focus angle on the surface of water.says to your friend which stood outside the tank and says to observe light. you have to change angle of light with surface of water and says your friend that he will tell you stop (not to change angle) when he doesnot sees light coming from water.that critical angle will known as critical angle after which TIR take place
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