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Question 18N.1.HL.TZ0.15

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.HL.TZ0.15
Level HL Paper 1 Time zone TZ0
Command term Question number 15 Adapted from N/A
15.
[Maximum mark: 1]
18N.1.HL.TZ0.15

Light is incident at the boundary between air and diamond. The speed of light in diamond is less than the speed of light in air. The angle of incidence i of the light is greater than the critical angle. Which diagram is correct for this situation?

[1]

Markscheme

A