Physics > 2016 > 29
WASSCE
Total internal reflection
I. is a phenomenon of refraction of light
II. occurs when light rays travel into a denser medium
III. occurs when the critical angle is just exceeded
IV. is a phenomenon of reflection of light
Which of the statements above are correct?
I. is a phenomenon of refraction of light
II. occurs when light rays travel into a denser medium
III. occurs when the critical angle is just exceeded
IV. is a phenomenon of reflection of light
Which of the statements above are correct?
A.
I and II only
B.
I and III only
C.
I, II and III only
D.
I, III and IV only
Answer: B
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