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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 84 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://51fly.win/test84.html
 作者: physics  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's principle.lj9irvu )r(k,
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is a false statemen-;hox/u2lsf 8il pw-p t?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light in-uq3eje-)i ;pev-k )) fnlfarv3 k6 hs attributed to

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is attributed t. yqvopbu ,ji g)8pp(h.+er)nnkgp )+ o

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters int vz;bi*sr1z,:t rd 88(rvwemdo a medium of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in ds0 q.d:m mf1x/zbd nq:4x qw9air, enters a piece of glass (index of refraction 1.50):z1md.mqdqw/9bq s :dfxn0x 4 , its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originalg +3 7jod5lw nszb rp(6gf wrnh8w/b/;ly traveling in air, enters a piece of g/b;zw7 /+ 6(gr8os pngwhr5jd3f bnwllass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spread y,q7u5 ;lbje e*s28b6h 4xfn ou-swqning as it passes through a narrow sl nls5728hqw-qye*4 s;x j6bob f unu,eit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffrab9c3 kfci66;8fi mtztcted by large objects such as buildings, whereas light is not noticeably diffracted. Why is this?ifi f8t zmt696b3; cck

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsiblembwua)8iu5xcj )y yh:,0f dz*3q l dc* for alternating light and dark bands when light passeiqfcxy 3d)auz *ymdh5* ,8 0bwjc :lu)s through two or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said to be coherent eoqdx;(lsf*7/n2esy0s3d y dif they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays stri+op5h8m x pr j9by/+wkking a screen are in phase with eac9mr hy+pw /+ jbo85xpkh other?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths 7ipci)syhu)k+vpr:.*- zg p k arriving at point P. If the maximum constructive interference is to occur at point P, the two s7p-)up giyc) :hp vk zki*+r.beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel differentzpcl siy*b1 m a))m0s4(y3k y7i8iztf paths arriving at point P. If the maximum destructml 8 k0y)*csi3z py m7za1tifysi)(4 bive interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the cent-n2o6p93dgn u n zi9wh uwh*f,ral bright spot in a double-slit expe,in df-puguhn 96*whno2z 3w 9riment, light from each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the cenkd 7v+bs/vcr6tral bright spot in a double-slit experiment, light from each openscbdv7v6+/kr ing arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the central bri (2u. lome9ilqght spot in a double-slit iol(eml9qu.2experiment, light from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, otlm.cu.kw ok) 6s seyt287(g if the separation between the slits decreases, what happens to the distance between the interferenctos wy.8 leokkmu7 (tg).cs 26e fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is obser2m;rll7ktj *dqjnqzf07 ut8; ved that the distance between adjacent maxima on a remote screen is;z7 rqj kttd*u f0ml2l8;jnq7 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light travels pathz( +(o5j,mgzyvnnj ;g $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double sliu2s)5bjdvlus8 ls x3 0n6y b/jt experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, wh3dj0s5 8xbs j6nlb )2/vulusyich is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain intej*obq87dk4 :+3wc tyhhgwm 5srference fringes in a double-slit experiment if the separation of the wcy357w:k+*g4jhmbt hosq 8d slits is less than the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxim9 v o9o83xr zbehtnnhokv.9np / p5sm9s3 :4bza in a double-slit interference pattern using monochromatic light phrko x9 35n shv3n ps9b84mezvon9 b/o.t9:zis

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which 2me fh p/q+m z6o:audrlk b4 hah.y:)8explains why a prism separates white light into different colors l8y4+ /e mhb.f 2:opu)h mazkrha:d6qis

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a rainbowlshw5 l8l,o5jr)ylb, g ouv-uxgg-2 e) e0r:d to form is

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly shorter thr,kvd6.f k ;p8rcsr s)an 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nm zu g4*k7xgzh3x;vh(o0gr ll x39ak/g is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light underlbu(hkx vwc895ek 1ne)9 ,pczgoes the greatest refraction when passing from air to gl(w,p8 ek)9b k9elvc czxhu1 5nass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoeszcm71p-g3tw 8we ysb4 the smallest refraction when passing from air to 7z1p w4yesbmgt3w c 8-glass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is in f nd;:ut:cu4ymg7fa/6*iet ncident on a thick glass plate with parallel sides, at an an46c;n/f7gyt ftneai :duum: *gle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a vegp.qh-q / lrj8wfiz6 +ry distant light source. If she now holds up two fingers, with a very small gap between them, and looks .zgji l6 8r/-p+hfqwqat the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffracue z2o( j ,qb.ykkkzi k;t63d2vwr +:ytion experiment, if the width of the slit increases, what happens toi :jyz3kz (qkto,. ve+6;b rkwy2dk2u the width of the central maximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one s;cqu0p/h0 n jw/4ki kbzmbevt51p 33has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of t czp 3i05b/3shu m p/wqknekv;b 401jthe two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings wix0r:)nhvad 5u th the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, make a statement co5nduhvr 0x) a:ncerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused btojrq)9rz p ) 8y(qf3hy reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic ligcs7z:.yg n2(5jo nr lkht waves can interfere constructively or destructively, s:yz7no( g kn2j5.crldepending on their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is travelvuq/oq1oe g:y32ggl4 ing in glass, strikes an air boundary, theroly g3 o vg214u:q/qege is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is w 5qww*5nm-xb py5l.0yq9zqcv,9l oa traveling in air, is reflected by a glass surface, w*bq,m- q yvzcp9xw 55aq9lly0w. n5othere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes very muchhtaglf gtc/m(7q3 3a1 8j/ho i(d8 nzr thinner than the wavelength of blue light, the film71 n3rzm3/ lqf8ithgh (ta8c(j/doa g

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavel(te 2 q89jxnvqm03kd g-hewp.ength of light in magnesium fluoride, what is the minimum thickness of magnesium fluorident-qg p. ee(3jd0kwq x2h98mv coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plam dk(av0uvi /-te and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the amvk/iv- d(0 uglass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the f3y u1w f*ega*lact that certain sunglasses can reduce glare from reflect 13geluwf*a*y ed surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polop 6itbz5 y 4 wfg9on74tg2w9tarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain pm;ab1vub5c/e h4 drp7olarized light in a dichroic material like a Polaroid/r1mpc5uv; bh ba7 ed4 film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axen 4y,.mvn+igvjsc;i 6s of two Polaroid films are perpendicular to each other, what is the percentage of the incident ligj;gnm4y+i inv .,6 scvht which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from th8-hn3de*l1i hu-uxn ye surface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is.,u5j cq bx6ib3;lreu*xg dl. greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffractiofpabj*qw:ydi /f7 qk*5s 67f als4m: fn NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue g55/hj 8bqm/zx(c *le3jni xktoward the zenith (overhead) than it does toward the*ch8n b (iqx35g e5/l zjjx/km horizon. This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into gla *mon0glzr4b2 vio75zss, which has an index of refo45ligr* o2mnv0 zzb7raction of 1.50. What is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes into glass, which has ayu xosh*0,.exnl;9j rn index of refraction of 1.50. What is the frequency of the lightx.*sy e uh,xn90rj o;l inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into i/wtaeb-huq8 i679thc 2qr (o(ac)kj glass, which has an index of refraction of 1.50. What c8tthikeu 6 r/9hwc7(oqj ia(2- bq) ais the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum m2z.ngy 3- migis found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is found to +5(c.k anv+wx*dgsr s,hnj z :travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is found to trave02)n vm1b hxr k7wp(dpl at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochrob7mm4: r4zu2cw*asaxmatic light falls on these slits, and produces a fifth order interference fringe at an z7*m2 r4xmcaubw4 :as angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and theoy;u ppz* :(nz third order bright fringe ppuz*(: onz ;yis seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation between qwpc708mb ppk pkyvq q6-);tp(*t/l e i3h5bothe two slits is 0.050 mm and the distance from the slits to a scree ;t8mbp b p(w0 yqko-le5cph q)i*6pp/qv 3tk7n is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengt2ex queomb 0-r,; ig/+s ricjkvup f;ih./ 9m6hs, 750 nm and 900 nm, illuminate the slitriu m/i ;r60e uej pf2/qb+cm9sikvg ,ox; .h-s. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Moej i z.4ge(gx.nochromatic light of wavelength 634 nm falls on the slits. eg(je.. 4gzix If there is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incid0r u9l zo/ng3yent on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double sli9lo urn z0/y3gt. What is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm hms ofiq ;8akn5.sid 4c+m4 p-and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. ah-;m.i5+ics s md 8 qop44kfn Determine the angle between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue lighcq9 pt fk;htwv2abr*,,qb u2 *i vl38bt (wavelength 480 nm) and red light (wavelength 670 n*qctb rp q,v*v;la22 bh9k83 wiftu, bm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit ow04.yd *0 qnzj amd;qgf width 0.20 mm. What is the angular width oa4 w;* qj0zddy0.qgnm f the central diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which ic sv -sm9j(i4 abgk66ps 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between t-basvmspj i96( 64kg che first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a single slit 0.75 mm wide. At x2b w ua dz5vb)::l g-js-nkq hz:ml;:what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the centeu:)z:glb v:xdm-bnq-wal2khz: j; 5sr of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a(* awvv1ied6 r2z j8er slit 0.20 mm wide and the diffractio8v( wri rvade*21je z6n pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An obseeawjoi+)8zdk,4 ;ajpebp j,( rving screen i),ojkp+dbw4ej;ap j(a8e,i zs placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of wide (p(et-m:zt 9c t1yygth 0.300 mm. An observing screen et1mepycty g:((9z -tis placed 2.00 m from the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a kxy 1.yl172 pqoys 99vz 51qgfbx du+zgrating with 7000 lines per centimeter, its second order maximum is aty 1bod9zuq57 yq +1p xgvfzx k9l12y.s $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per cmiah6j w*d ewj b727r3k. The angle between the central maximum a2wdi 3wea77bhk 6rj*j nd the fourth order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating that is 1isu (gx7c+lzm g ;ko)75 mm wide and ruled with 50,000 lines. The second-order maximuiu7 1l(sg)kx gczo;+mm is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength prt-rgtzyzp//5 jr 6p bi239w yloduces a first-order maximum 0.350 mm from the central maximum on a distant screen. A secon ibw2/ztp/6lj3z9 p t- ryr5ygd monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6gdsaa a,nq o/4/q/wa 9000 lines per centimeter ruled on it. What is the angular separation between the second and the third orders on the same side of the central orsa9oa//aqnwq/ 4a, gdder when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a gr85 b bnrij jb wvixei )v 8*a30qra,iiw;1a2/gating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the fiw,08i)r ariea/qbbv1528b iavxgn* j w 3j;ii rst order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is1mn9ww3n m g:y used to calibrate a grating. If the first-order maximum occur3 mn19 ny:mwwgs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm5 3zv o foex(iwj2m:w6 is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed a x: fiwo3(z2wvje6 o5mt $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a gratiu/nt tw),s +ddng. If the thit/+ ,sund dt)wrd-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm y jwp-13uvwa5y uv *u, 5;onevlong is separated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength;wn5ye 1,v5vup uj-*wvy3aou 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. What minimumup6qecy5h9 *n thickness of this bubble will ensure maximum rph65nc9qy* ue eflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm iw6jj3 ue5 izg5lluminates a soap film ( n = 1.33). What is the minimum thick g53uie 65jjzwness of film that will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thick6 *io8bpw34,iezt . apc ociz(ness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50 tpwpzbz8e(i,oio ai6 *.c43 c) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolariz.j q6ebnk.k :a p.b*o(pc s4used light and the intensity ofo6*a .bu knb:pjkcs(peq.s. 4 the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction roty+(dj4:fhk1; nll j6hf+ nxd yated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat piece hnqc;z 8a mpx)99sq 6tof glass at an angle of a8xm99 hcqqn6p;tzs) $57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-anaee l3x gv5,kg8lyzer combination. The transmiv 5gex8l,3kgession axes of the polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon whe* e.vwec f;* b9u5yb6if ywc32 u)jhhzn its image reflected in calm water is completely polav)wh ecb5f z h*b fy.3ju;yi2w6*uce9 rized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through g7pou o. )w3pxa polarizer and then an analyzer. In this process, the intensity of toxguw7p) op .3he light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for zeopisdnvu0w e0qn:f (:4vwf*n ) p+( light traveling in vacuum and reflecting off a piece of glass of (+dn 0o v:e p( ei zs:qvfnunf)ww4p0*index of refraction 1.48?

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