A ray of light is incident on the mid-point of a glass prism surface at an angle of 25.0° with the normal. For the glass, n = 1.55, and the prism apex angle is 40.0°. What is the angle of refraction as the ray enters the air on the far side of the prism? The surfaces involved are those of the apex angle
a. 39.4°
c. 22.3°
b. 46.0°
d. 14.1°
A
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Answer the following statement true (T) or false (F)
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Exhibit 17-2
The figure below shows a sine wave on a string at one instant of time.
?
?
Use this exhibit to answer the following question(s).
Refer to . Which of the graphs below shows a wave where the wavelength is twice as large?
a.
