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ICSE Class 10 Physics Question 12 of 20

Solved 2020 Question Paper ICSE Class 10 Physics — Question 5

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5

Question

Question 6(b)

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°. [3]

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°. ICSE 2020 Physics Solved Question Paper.

Answer

The path of the ray AB through the glass prism in PQR till it emerges out of the prism is shown below:

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°. ICSE 2020 Physics Solved Question Paper.

Note that the total internal reflection takes place at C.