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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; +lbxw9w -a2+ksa juwdaf0l/.
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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 hqo1et78 xsjzcga0li1f /h7 3statement?

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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 attributedwlk,)ki*(v-l tpty wkf+e2 w5 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 6:+jy*vvdmm w+lqdo8z(9 fup attributed 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 15ib0n7axr 3(jnsee s into 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 (wavelengthic9dvr7 wu(/5qbtdp8t53uzmp c9-t (im5qmo = 590 nm), originally traveling in air, enters a piece of glass (index of ref5id(q9-qicm/83tw 595 (zpu mvud bprc7ot mtraction 1.50), 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 = 590 nm), originally traveling in wm033 ish(grdair, enters ahg mdi3r30( ws piece of glass (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 spreading as it passes throughc)or ee -78x mr8qz1tz a narrow slrz8 7zrce xo8q) -emt1it?

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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 large objects such as buildings, whereas lighbxg4w pfqiifcrfb ,+s/)p.7 6: lhm a+t is not noticeably diffracted. Why is tp,w+:sfrl)gim a6h / 4x .p c7b+ffbqihis?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsi *wmsq4g* /recv 9,lqmble for alternating light and dark bands when light passes throughesc*m l qrg*4wqm, 9v/ 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 saimkuoz cf1q/ m2jon)8t - *cm7pd to be coherent if 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 lighulq)*u0 7h l qlc4v,brt rays striking a screen are in phase withc0hql ,u l7) q*rulv4b each 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 arriving at point P. If +3ju v5svb:tzu fn)g+ the maximum construu5ft+) nvb: +jz 3vsguctive interference is to occur at point P, the two 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 tuyl.qbc55 /2 c6zz vzyravel different paths arriving at point P. If the maximum del 65uz5/c.byczq vyz2structive 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 central bright spot ih2 p:+c8 d5dgjkqf6dpn a double-slit experiment, light from each jpdd 6f8q +h5d2kc:gp 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 central bright spot in a double-slit 3o)/.e z ihnjhexperimente.o/hi) zjnh3, light from each 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 v x6 +suza)w g2zrt1a)n5r-iz side of the central bright spot in a double-slit experiment, lighrs ur5n12z t-ziw)xg)a +a6zvt 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 separation by*ua ai(b:9p j.b* x:)ujltieetween the slits decreases, what happens to the distaelu t*a :.9(b *paj):i xuijbynce between the interference 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 that the distance between a sd rtj)dm6o(:djacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in d)do: 6j(srt mhalf?

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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 u zqcxuae6 +*.i+x,sslight travels 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 doe8 d-j)y3dq wuj:zan (uble slit experiment arrives at a point on the screen one-8uqe3:(n jj awd)dyz-half wavelength 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 impossible to obtain interferencel0tcy-pr:j*c 0p5 pmcjq2x3a fringes in a double-slit experiment if the separation oqmjc0l:c2ap cr5 y*p p-3xtj0f the 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 maxima in a double-slit interferewvhtoyv+0 + .mzby:(2ytnhz ac k k:19nce pattern using monochromat1(ky ov yh a++h.ty:2znvmtz wk90cb:ic 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 sepa s.lfrajo(i95h-t iy8 )u sa1zrates white light into different coi s9 .-fiath)5ra(y 8jz1uslolors 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 allowsjixe, wc*ket+fed9vq1a2d- yp5 lf28 a rainbow 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 sh f96l11x z, xbmg//d1v jwl) 3iakuhanorter 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 longer than 750 nm b(jfv7i 1kyo2 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 refracti2vdxix/,*y4 /l7 w +mziyeij tr8rwa)on when passing from air to glaswri28/iiry4 mwxx ayzdj)+,v el* /t7s?

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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 the smallest refraction when passing from a8*nb, p.hujeq nyobunb4n 709ir to gla7 8h*,nnun bpoe0qj9 b4uby. nss?

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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 incident on a thick glass plate with parallel sides, 0ay3e+wk/ b*ny fz6 pd so66s:jl- bciatw*zsj ck3 6ndpbbl- a+yo is/06e:yf6 an angle 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 very di1s4noqy t vl(q ;z8e(ustant light source. If she now holds up two fingers, with a very small gap between the1ysezqu(q8;ol n v(t4m, 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 widt ie o)n/,mzs9y0a,vb xh of the slit increases, what happens to e,a9iv,0zyms)/ xn bothe 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 diffracti78juw fwly0q;on gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. 87;u lw0yw fjqMake a statement comparing the dispersion 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 sod.m4c *d (bileparation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are mc .4dli(*obd illuminated 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 reflection and2y(yx pn1mlm2

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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 monochci; +fm q;gvfkaql397romatic light waves can interfere constructively or de k i3fq 9f;mq7vlg;+acstructively, depending 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 traveling in glass,tte+6 */dv7h2pp etupy)3cw i strikes an air boundary, there 6ut2)hp tw t/epyvd icpe*+73is

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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 traveling in a391i979k esuq amygy pir, is reflected by a glass surface, there1gm ey9 7qaku399yp si 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 q/er+hh7 zg07hvns v(t*1pxm in white light. As the film becomes very much thinner than the v+mezh 1 xvn/pgst70(hq7* rhwavelength 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 furh/ptq ::2 0ytqo7 ncluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting yut: roqhtn20/qp c7 :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 plate and illuminated from ai ylgn zt6xa4- gw0(:kdh :rj.bove with monochromatic red light. When viewed from above, con:lw:xy g 4jn0 dzt-g.ka6i r(hcentric bands of red and dark are observed. What does one observe at the exact center 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 t-)p sc+af ;1 qz;t2dv k+rmpzsunglasses can reduce glare frarz;dvsmtp z+1t +kqc pf-)2; om 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 direction of /m/u hy v20.pkw:j. j ba*rkivpolarization 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 obtx6f4 8log7iir 7newp3ain polarized light in a dichroic material like a Polaroid film?niop387 7ergfl4x 6 iw

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmissiofe6/0yyw:g etlem( 7pn axes of two Polaroid films are perpendicular to each other, what is the percentage of the incident light which will pass the two fipf/w(y:7m0eet e6gyllms?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surface of a lak7dtkqj(aiz6t 8 * zj1le

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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 isftg1;qqdx1iv +ec *6d: el( qu 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 diffraction NOT exhib lh+l9/vn zj*0tp;hbyited?

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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 ao2; eb 3ycli+ai t1vc,ppears to be more blue toward the zenith (overhead) than it does toward the oyct;+b3ii a1c2vle, 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 wavelengteub)w0 x05yalq3 ax0zjgg+ trre** ;rh of 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelen)+r0 t0qweyxe;agua 5 zrj3gxr* b0l*gth 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 an indzfy6k - 79fdd ,noylu3ex of refractiofy- dy967d klf,n u3zon of 1.50. What is the frequency of the 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 vacuwrgz- ) (htyg3um. It passes into glass, which has an index of refractio -r)w3(gyg htzn 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 in vacuum is fos7q9o1c;j le;m-vgaw und 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 ck6nb ,:g,z1psmh4de in air 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 foz4.p( )0pl,hkia:cx cb tg /deund to travel 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 these slits, an,an-1+ qkenn0w .wt acd produces a fifth order interference fringe at an anwk,naan0- ce.q+t w n1gle 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 -6h mzow,(- skgrcnzb wtetyp+4..(b575 nm falls on a double-slit and the third order bright fringe is seen wrmhwns bo(.ce .z-b z4+pt,k-6t g(y 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 sebd 7 loly/3lc x2oh(d/paration between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing bodo dly2/lc3l(xh/7b etween 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 wave (z- s +v4a5mj)gy drw;w:hw4o-p9am-j lryyz lengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from tspaldz;w r4m-4vz9-:oyw m+j ry( )ay5jg - hwhe 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 wavel ..*;omnx u9f4( thvvf nt5tbnength 634 nm falls on the slits. If there is a screttvnu4;hmobf *5 f nt9.v(.x nen 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 incident on a Young's double sle1*(h+ ad bykuit 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 fro *d+eu 1b(aykhm 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 wavelengths, 480 nmebxd .kv6u:0tm3 rn3u and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refracvdknruu:30 3mte. 6 bxtion 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 blue light (wavelength 480 nm) and red li b yzjm;fqp. t g/6kf9k;mik+3ght (wavelength 670 nm) is incident on a9.6 i;k3+ytzfb/; kfm pj mkgq 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 of width 0.20 mm. What isz g6v 1wwmx61b the angular width of the central diffractiob 616g1wmxz wvn 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 is 0.050l5(c,rfjv3v 8 j/mgzg mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on eitrv(8vjlc fg j5z 3m,g/her 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 n12g ioqfx6 p j:lw*b2;jt1d0r7rj n oa single slit 0.75 mm wide. At what distance from the slit should a screen be placrdojlwo2:t1i2j; fjg 0xqr 1p 76bnn*ed if the second dark fringe in the diffraction pattern 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 incideno / 3 s5ijylafmm+v *h+fo1fl+t on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. W+ia1h+ fl+so j3vfm/yl o5*f mhat 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 0.39hr0w -6- i)jqkts9hyxj r9d b00 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe9hits09r- 6h q) kjwd-r yx9jb 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 widttwqpg8u wd0+-h 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the centrtpw08+ w ud-qgal 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 lines per centimeter, its second ordne 537w3st ye0zp+ sdl8*lp trer maeytpzs *dtsw7nrl5l p 083e3 +ximum 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. Th1 fnp2nle t d8 l(s,qrciu06z(e angle between the central maximum and the fourth order maxid8zrln0ei( 6,sp l(n1qucf2t mum 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 thapj g+zetq8 ,;o 5nv7emr(yti, t is 75 mm wide and ruled with 5eqp, v8z5,(ty+m r g7tjieo;n0,000 lines. The second-order maximum 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 6q6dvr(lh3d+x (x- vw c00 nm wavelength produces a first-order maximum 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 centralwd dhx3+lc- ( v6(qxrv 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 60s53 fo6;du*clw pcd5xrh i6m:00 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 order when the g 53hp i cduo6fsx mw;c6*d5:lrrating 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 grating.xga/ tm g.p22t If the grating has 2000 lines per centimeter, at what angma.xg gp t/2t2le will red light (640 nm) appear in 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 used to ) jk (zjg5xem9calibrate a grating. If the first-order maximum o5jze()kmx g9 jccurs 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 nm is incident normally on a grating. gkcf 4y z06wjxp 8fy./ If the third-order maxim4f fzk cp/ y0w.x86ygjum of the diffraction pattern is 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 off 2** x0r v /jhpguctwmjk88s*h0kxm- wavelength 500 nm is incident normally on a grating. If t-m*cv8u f8rx jj p2/ms*hhk00xkg*wthe third-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 long is separated from another glass plate at one 49endv u 9ua)tend by a strand of someone's haivueun9at 49)dr (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 indexfkz8ce(asbebr- h .:* of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm.rc bse*bea8kz-f h :( 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 film ( n = 1.9 oq.2dlgrog/+ 4 ydix33). What is the minimum thici 9 o4glg .+/dy2rdxoqkness 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 thickn+sn-nm,pr4 dr c 37g7g3o/sefwqaf,j ess of a nonreflecting film coating (n = 1.30) on a glasgs/s cj r3o 7,rme7g-nf ,a+n3w fdq4ps lens (n = 1.50) 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 pen; 7v- zlvo6elaced in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal po e7z-6v;leovn larizer 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 pryqi(pd v6w-m5 g1d)a ieferred direction rotated $30^{\circ}$ 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 angle :lx1ck d-vn9zof :n-vzcd9kx1 l $57.3^{\circ}$. 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 combinationrerac(dqq;7 :. The transmission axes of the polarizer and the a; d7(:re qcraqnalyzer 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 th e/ d6vk8igwvqb12sy 7rbflvl/am/,0e Moon when its image reflected in calm water is completely polarized?vab/2wgrvm6kliblf/1s8 ye , 70/q vd

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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 thrz-dg+rq(- w y4,snmjg ough a polarizer 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 betwsn(-qdz g wgj,+y-m4reen 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 light traveling in vacuum and reflecting off ajuhi0n-naw0: mo0- 1shh);m )dgq k gx piece of glass of index of refraction 1.48nhkg0)m- gj qi ) ma;s:0-onx0uwd1h h?

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