Question 20
Question 20 of 40
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Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
3. Waves
3.2.1. Reflection of light

State that for reflection, the angle of incidence is equal to the angle of reflection and use this in constructions, measurements and calculations

3. Waves
3.2.2. Refraction of light

Describe experiments to show internal reflection and total internal reflection