Question on: JAMB Physics - 2020
Which of the following conditions are necessary and sufficient for total internal reflection to take place at the boundary between two optical media?
I. Light is passing from optical denser medium to optically less dense medium
II. Light is passing from optically less dense medium to optically denser medium to optically denser medium
III. Angle of incidence is greater
IV. Angle of incidence is lesser
A
I and II only
B
II only III only
C
III and IV only
D
I and III only
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Correct Option: B
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