WHAT IS CRITICAL ANGLE IN RAYOPTICS??
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ĀNSWĒR ⏬⏬⏬
✴The critical angle is the angle of incidence for which the angle of refraction is 90°.
in short:
✴It is defined as the angle of incidence that provides an angle of refraction of 90-degrees.
❤___ThankS ^_^
#HarYanvi ThinkeR ♠ Nishu ❤
✴The critical angle is the angle of incidence for which the angle of refraction is 90°.
in short:
✴It is defined as the angle of incidence that provides an angle of refraction of 90-degrees.
❤___ThankS ^_^
#HarYanvi ThinkeR ♠ Nishu ❤
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