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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 princivqo sphl.nji;s y- 8q6izh .+7ple.
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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 statl2/*g h3 jaueh5xlql3 ;a(xhxement?

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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 is attributed toqi-e8d wuq+b n79ql7;ubv-rk l 1dm/z

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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 attribux*efr 48 ok w2mgyi*y-ted to

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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 into a medium of differend v4pnym ii7vei43lkt ,g9h m.8h 1*cst 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), originle; jsbl t89*ocl*u( qally traveling in air, enters a piece of glass (index of refraction jct9l(eu*ols*;q 8l b1.50), 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 =hf*z71bkwrsu j hj1- ;k.tol3 590 nm), originally traveling in air, enters a piece of glass (index of-h1sb kl twzjj3our7.kf; 1 *h 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 spreading as it passes through a nwuaov.;v; m n*unoq* 8arrow slim8* *v;nuq;o. vnaw uot?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by l*m8g/aam ug3i jz hn5+arge objects such as buildings, whereas light is not noticeably diffracuhgm/3j8 mn i ga5+a*zted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is respoq,r;a-osmmrn bkw0qs k . /a(/nsible for alternating light and dark bands when light passes throughksw m;oqa br q r/k/a0-(n,m.s 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 if thy f.s1 qrawbv9-/, jszab2-it 2geoq*ey

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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 striking+8 j9: rbkps/x gtxig1hbvp h.)u3e-fr9 rj0f a screen are in phase with each ot+ rf bjgpsp9bj9. -x/h81f:ure ivg03)rhktxher?

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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 arriving at c t;jhxufvr s t(r9;(3 mxqy6,m(2pmkpoint P. If the maximum constructive interference is to occur at point P, the twoscktmvjru (myr9mx3 (, ;2fh;6 xpq(t 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 different paths arriving at point5l5jcootilbz8.z8g/ ous( ou18mzz7 P. If the maximum destructi(ui1co 8 z b.88suzjmolo7/ 55z oltgzve 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 sidwj63z 8)ej:. xnbhpv ke of the central bright spot in a double-slit experiment, lightjb8.nk3x6jpvz:wh) e 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 ol3 naldn96 0fhn either side of the central bright spot in a double-slit experiment, light from eac llahn6f n03d9h opening 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 bright spot in as2)rvs,ot hi*fr y:)y double-slit e ,y2h :)ifr)svr*ytsoxperiment, 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, if the se zb*n29dkshvy (*i /(stsm 5qev;yu)l paration between the slits decreases, what happens to the distance between the interfers* is*ymy 2q bhe v udzkn9;5lv((s)t/ence 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 observed o-xa .0 +mxxbu71laxlq qf;8b that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit q 7 ;-omla0ux.xx lq8+bx1a fbseparation 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 troh e39,kee(k davels path $P_1$ 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 doubl9pdk1:) bl7or8in ze 3j5ndgoe slit experiment arrives at a point on the screen one-half wavelengtookir8 nz g7j9nb):ddelp351h behind the wave from the other slit, which 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 impossiblsy 2h r2aj.1eee to obtain interference fringes in a double-slit experiment if the separation of the slir y.h j1e2aes2ts 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 maxima in a double-slit interference pattbyd;i 26 bpb7hsdzk67 ulpc,2ern using monochromaklz26b7y 7pc,d6hbi 2 bdus; ptic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separ 5sqa()g*gucghh 1;noates white light into different colorhng1g (u)a*q;c5ogsh s is

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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 rainblp4w1m(mro2e b) h3k)qy quv7js;gd,ow 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 uvdgi* u0lg*il)u8e + slightly shorter than 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 loizzzkc 5g3s hf f9g.;/nger than 750 nm 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 undergoes the greatest refraction when passing f xrbe(ltem1mzd(g-57 odv :q/rom air to glass x vzl:(dt17- /(mdqmreg5e bo?

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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 undergoes th0m 3h4fj mbg-9 x/wrvje smallest refraction when passing from air to mj0v9/mfr4 j 3whg-bxglass?

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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 gjs(v3y .2l9ohhdtnf( o 9.vkincident on a thick glass plate with parallel sides, at an angle jvsd .thk 9hf3y (g9o2l.(onvbetween $0^{\circ}$ 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 very distant lic:qh*h 2b4xkj m81wbyght source. If she now holds up two fingers, with a very smjx4: 81yh*bw bq2hkc mall gap between them, and looks at 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 diffraction experiment, if the width 6og/(/ddm+isop8i zn of the slit increases, what happens to the width of the centr/p/(g6iso+ ndmio 8z dal 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 8-1vxl 9j 6 bwne57ivolov,ragratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersionxoe9b6, rwvn15ivvl7j la-o 8 of the 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 with the same slit separation,n7 oqf/p rt hi,9.i3es the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illum st,7fioei3/qpr9.h n inated with a beam of the same monochromatic light, make a statement concerning 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 by refvf 3g*ex.*lmi lection 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 mou5i37eqr;7j9 wsi ds+t- -hupv8gk zsnochromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomezw iurkug3e7-s q psi;7j dt5sh+ 9-8vnon 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 traveling in glass, sbsmx ;c ndjn;5txl41 3rt)eew87d 2 smtrikes an air boundary, there i8brt;m ce) nn51mdlx;j 47sswx2t 3eds

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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 tra* hu da)0hcw,lh 8qd;dveling in air, is reflected by a glass surface, th*;ah, 8d ch0dwqu)d lhere 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 qgw9f-s t (r5 7b+.piyb8 ccwgviewed in white light. As the film becomes very much thinner tgw c qp(+t.5gyw9crs-bb8i 7 fhan the wavelength of blue light, the film

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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 wavelength of light in magnesium fluoride, what ip, ,1+cdro soaxj* em8s the minimum thickness 8xmjes pdr1o*+ ,ac,o of magnesium fluoride 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 plate7f67un2+-n gxki drvr6/lap d 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+f2pr da- xvi67 rduk/l67gn n of the lens where the lens and the glass 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 fact that certain sunglasses can ra+hfri79 r3 kueduce glare fr97kuar3r+i fhom reflected 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 directio.o nx nj5yd: :t62r(0dmbimptn of polarization 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 polarized light in a dichroic materiabdj, c-fa bu*co(hl9 /l like a Polaroid o jhafubl,/9cbd*-c(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 axes o1glmre;p yzw:.y1h5f f two Polaroid films are perpendicular to each other, what is thew yl11;:germzph5 .fy percentage of the incident light 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 thiz+4w8w a4 mrde 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 greatest a uom uc wtx;dm4,qd8wjq: c0-.t

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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 diffraction NOTc-a-s k ztdqa5q0y/ed:rf /;f 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 toward2d /9te tjttkr,j6- xo the zenith (overhead) than it does toward the horizt9/tejt2x o-, d krj6ton. 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 ohxcijz9uz fdm nx 794a9116qinto glass, which has an oz1n m 94 d79aq1fjczhu6i9xxindex of refraction 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+6wcgea3fus wxt t49ob y5+ f- a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of th594t b +awfy6fgcw3su-t +oexe light 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 pzn ,dd: ef/59uyad4 kzr4 rxy:asses into glass, which has an index of :a9 :4y/de5 xyruz,zdr ndk 4frefraction of 1.50. What is 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 b-8w tvkyn*z 7in vacuum is 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 ai+.hht/jkz jngv (bq(2t i04cfr is found to 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 travd66 :f+giop rjel 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. Monochromatic light falls on thesezx35knvf 3j1teel 0i0 slits, and produces a fifthk03lx i3fj1ez05 n vet order interference fringe at an 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 andiywhfd.z+zl v/l, h, 6 the third order bright fringel ihzh+zfw6,ly/.d , v is 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 the two )r-4vf xsmv *jslits is 0.050 mm and the distance from the slits to a screen is 2.5 *)vj sf-x rv4mm, 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 tw0 h um5kasq8umpr6r 1zr(r 4kmq 69/aao wavelengths, 750 nm and 900 nm, illuminate the slits. A screens0q8 r/ mr 1aq59az4ua6k6umhp r rm(k 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. Monochromatic light of wavelength 6349 o 39oblvhzy, nm falls on the slits. If there is a screen 6.0 m awayo9bzl v9hoy ,3, 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 injijx9; wlr7i9 ew1 j2acident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation 2e j;9jirlaxw1i9jw 7is 2.15 cm on a screen 1.20 m from the double slit. 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 wavelengt ;6ofdpei4+9tdzbm(4)d iz wmhs, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refrac d;d 64 zfp4ed moi+b9imtz()wtion of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. 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, zm.gq*/5-n bquiezl+ piob3 blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glqiilp-,b .q 5+zmzoenu*/g b 3ass 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 of width 0.20 mm. What is the an q5dk3 4phop:ogular width of the central diffraction pea hkq45op:3dopk?

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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 is 0.050 mm wide, is illu3n h3lp8u1fhmjbh e2 (minated by light of 550 nm wavelength. What is the angular separation between the first two minima on either side ofp1u2 mnfh 3h3b helj(8 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 intu (ewzxw- 60xr,;llopla s3,cident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction p0wztl 6 u so(w ,xae-;xp,3lrlattern is to be 1.7 mm from the center 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 slit 0.20 mm wide and the diffrif rim bte7u:3qoe e in:,45w+g3j 2bmaction pattern is produced on a s,:: mtnj iwi fue3rg3i4 bo+5meq7eb 2creen 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 *.bik ;msjyj*vlp2 5 lobserving screen is placed 2.00 m from the slit. Find the position of the f5v2l libps.*k mj*j ;yirst 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 incidenq76rzd+:wwfzzd2v b :k6.yot t on a slit of width 0.300 mm. An observing screen is placed 2.00 m from thek6w:d+7 oq dbzz.wzft:r2 6v y 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 grating with 7000 linejr*p -i,a+ftzs per centimeter, its second order maximum jr-+*itf,zap is at $62.4^{\circ}$. 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 cm. cs/ir hg3qw;2 The angle between the central maximum and the fourth order maxs/iw32qg;c hr imum 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 grati. yb. fh2jyd9vng that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is seed 2yvyf.h9 .bjn 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 experim92biwv rabd79v4*rvhrzq 0 c7ent, light of 600 nm wavelength produces a first-order maxiarw 9 07i zb2rhcb4vdvr9*7vq mum 0.350 mm from the central maximum on a distant screen. A second 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 6000 lines per centimeter ruled oumv ;g (+h8itzn*8d run it. What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminatedr8hu+8 u n;v*mid tz(g 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 grating. If oi qb kuki-001the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear 10bio ui-kq k0in the first 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) is + y2m+cpqyic)z5/wpm)qzr m 7used to calibrate a grating. If the first-order maximum oc5+)p +7zy crcqyq)2imw/m zpmcurs 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 1o6rgl2tg5. y7:hcx ej6 opbo 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern jh lpxy1e2rgot75o g6b:. oc6is observed at $32.0^{\circ}$, 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 gratin)kn7/ pyz*vw xg. If the third-order maximum of the dixyvn /zw)p7 k*ffraction 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 long is separated from another glass plate at one end by b3nnd/ apas80b-(y 7 pnkryd*qu.b6 q*whh( v a strand o nnsr6 kadhp3*/h-u8* yqnq. 0a((b7pbbwd vy f someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 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. Wha1zn+hk wapz/ *t minimum thickness of this bubble will ensure maximum reflectance of n*nkpw / zz1h+aormally 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 illuminates a soap fil0:b9j21ezgv6 ob98dv whmdh qm ( n = 1.33). What is the minimum thickness of film that will give anvb6 vo:qb z09jd8w1eh 9gd2mh 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 thickness of ay hyb5 bphk6ungl( b,3*v if:d3 biv)1 nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 5 *nhplh vi )u 6yb1kv3y 3gbd(5:if,bb00 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 placedx2c7 q a(a5 bg96wmzo:cuck3e in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred directioz26(3cgxc9m5 :qb7ka aoceuw n 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 rotate q yotng ac8z8,v+h;ca ,g7 f/xz-7thnd $30^{\circ}$ 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 of glass at an rcm9k prq8/snzoqyg78 i9-(tangle of 9z8/q8pn q grysmcr7i-9kt(o $57.3^{\circ}$. 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-analyzer combit:b+215kj p,ct e9y htrn lp*snation. The transmission axes of the polarizer and the analyzer are at 2+bk9t5c:je l ,ph r nytt*s1p$30.0^{\circ}$ 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 whl k bz*iqva xu1-4.d6ik 24lkeen its image reflected in calm water is completely polarizelk -keb 2ldza.u41iq k6x*4vid?

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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 a po 9l(*: fgjklj,lb qgt4larizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polariz9l4, k: gtq(j ljbgf*ler 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 light traveling in va foi et.k3:a8t0y5 d8 j8lfivccuum and reflecting off a piece of glass of oe5 ti c:08kfydvi3 8.fjal8tindex of refraction 1.48?

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