Question

Draw a labelled ray diagram to show how a ray passes through a parallel sided glass block:

(a) if it hits the glass block at 90o (i.e. perpendicular to the glass block)

(b) if it hits the glass block at an angle other than 90o (i.e. obliquely to the glass block).​

Answer 1

Answer:

refer to attachment

Explanation:

1) No bending of light rays when enter parallel to the glass slab

2)bending of light rays takes place when enter at an angle different from 90°

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