Complete the path of the ray AB through the glass prism in PQR till it emerges out of the prism. Given the critical angle of the glass as $42 °$ .

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Solution

The path of the ray AB through the glass prism in PQR till it emerges out of the prism is shown below:
Note that the total internal reflection takes place at C.

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Similar questions

In Fig. 4.67, a ray of light PQ is incident normally on the face AB of an equilateral glass prism. Complete the ray diagram showing its emergence into air after passing through the prism. Take critical angle for glass = $42^{\circ}$ .

(a) Write the angles of incidence at the faces AB and AC of the prism.

(b) Name the phenomenon which the ray of light suffers at the face AB, AC and BC of the prism.

Q. Copy the diagram given below and complete the path of light ray till it emerges out of the prism. The critical angle of glass is

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. In your diagram mark the angles wherever necessary.

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Q. The diagram below shows a light source P embedded in a rectangular glass block ABCD of critical angle 42

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. Complete the path of the ray PQ till it emerges out of the block [Write necessary angles].

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Complete the path of the ray AB through the glass prism in PQR till it emerges out of the prism. Given the critical angle of the glass as 42°.

The path of the ray AB through the glass prism in PQR till it emerges out of the prism is shown below: Note that the total internal reflection takes place at C.

Complete the path of the ray AB through the glass prism in PQR till it emerges out of the prism. Given the critical angle of the glass as $42 °$ .

The path of the ray AB through the glass prism in PQR till it emerges out of the prism is shown below:
Note that the total internal reflection takes place at C.