One technique for measuring the apex angle of a prism is

Chapter 35, Problem 62

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QUESTION:

One technique for measuring the apex angle of a prism is shown in Figure P35.62. Two parallel rays of light are directed onto the apex of the prism so that the rays reflect from opposite faces of the prism. The angular separation g of the two reflected rays can be measured. Show that f 5 1 2g.

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QUESTION:

One technique for measuring the apex angle of a prism is shown in Figure P35.62. Two parallel rays of light are directed onto the apex of the prism so that the rays reflect from opposite faces of the prism. The angular separation g of the two reflected rays can be measured. Show that f 5 1 2g.

ANSWER:

Step 1 of 3

Consider the figure below.

 

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