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A transparent object with an isosceles right triangular cross-section has an index of refraction n2 = 1.2, as shown in the diagram below. A transparent object with an isosceles right trian
A light beam in air is incident on this object, making an angle ?in = 75? with respect to the x-axis, as shown. At what angle (with respect to the x-axis), ?out, does the observer see the light beam exit the object?


Sagot :

The viewer observes a light beam leaving an object at an angle of 55.33°.

What do the two definitions of Light mean?

Whether it comes from a man-made source or one that is natural (like the sun), light is indeed a source of light (like your lamp). The term can meaning "bright" or "not heavy," and it can also be french noun, an adjectives, or a verb, just like light itself.

What does light actually mean?

Lights' (plural lights) refers to electromagnetic energy of any frequency that travels in such a vacuum at a speed approaching 299,792,458 meters per second (about 186,000 miles per second), something that enables vision as well as the sensation induced the stimulation of the -ence.

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