Wave-Optics - 无忧得胜-网上国际课程 (5edu.win)

1#

00.16: Consider an illuminated object, a pinhole, anrtb496q.2t6kf dgug 0nq: jhl d a screen arranged to form a pinhole image on the screen. Which of the followin tjtu26q.4hqg bfdr0:ngk69l g will occur if the screen is moved away from the pinhole?
I. the image will go out of focus
II. the image will become larger
III. the image will become brighter

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2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

04.13: The chlorophyll in most plants is largely responsible for promoti-j;iuu cdkt:bo 90r* j; .kgb8r9q fhv4nb -enng photosynthesis and is also responsible for the green color we observe in most plabjiq k ejtvd:ou h.g;kb u94rcr--08n9f *;bnnts. Which of the following colors of light would be the least useful for photosynthesis in plants?

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3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.09: When a beam of white light passes through a prism, tdt z9hw)ety(9lm. efkk,; ef7he exiting light is seen as a spectrum of vi;edt)wfl (m ke9ke yt.hf9,7zsible colors. This phenomenon is known as

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4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.21: Modern telescopes u 4+jiszpk49 fpse mirrors, rather than lenses, to form images. One advantag4ipf 9 zp4sjk+e of mirrors over lenses is that the images formed by mirrors are not affected by:

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5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.30: Chromatic aberration frofdmn t1j1 a2pm:rb9x dm,gp((m a lens is a consequence of

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6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.35: Which one of the following choices best describes what it means for an ow6laediv/ pm61+o4 ajtn ,lz6 bject to bl l p1aedvija6nwt6, z4o+ m6/e iridescent?

A. The color of the object appears to change with a change in the angle of view

B. The object appears to have two images formed from it because of differences in index of refraction.

C. The color of the object appears to be different based on its temperature.

D. The object remains illuminated after turning off all surrounding light sources.

E. The object is alive and producing light biochemically

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