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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 princ stn+ +uwooa2/iple.
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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 falsed: m;aqzp/.p t statement?

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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 attribu khq,sow5d0-ax ,:ji1ft5bv f ted 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 atlza kjfo52:7 btributed 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 tf0,,9 h.u5ypdkm shh 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), oma6td)gpt3s)v0 rx:g -c(jn priginally traveling in air, enters a piece of gls3 jtrv0) 6txg-(ngcpm)d p:aass (index of refraction 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 tra34 ctkbdpe8qh h6v;l2 veling in air, enters a piece of glass (index of refraction 1.50),b eh 42dv lht;8cq63kp 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 narrow;o.k/j :svqok*f uw: rdk; 8ozi9aej/ ;z/a;o ku9rdk*wj vo8/ef:.qosij:k slit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffractedq6im s3j2flf3 f-ijl 7 by large objects such as buildings, whereas light is not 732jffm-qsjf li3il6 noticeably diffracted. 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 resjv7q;d:oiu2i q )e n;fponsible for alternating light and dark bands when light passes through two or more narrow sliq2jiq) :f vid 7en;;outs?

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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 cohesi(hi0 2 tzsq8rent 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 light rays striking a screen are in phui ;awhpp6j 0xe c55b(ase with;xb p5e hjiacwu(0 p65 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 tk.8yp o h:z.zehe maximum constructive interference is to occur at point P, th pk8 o.y:.hzzee 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 travel different pat6k p759l:ztczv,34i z;ownl eaya1y ths arriving at point P. If the maximum destructive interference is to occur at point P, the tl4zzial965k7tc;aeo,y n1z y tw: p3vwo 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 c 9.-t c8xjsohmentral bright spot in a double-slit experiment, liosht9.j8 c- xmght 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 central bright spom 4* 8t4i(eqbyzdsl;pt in a double-slit experiment, light from each opening arri (qyi lem8p*t; 4dzs4bves

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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 ces dp:t;hky:. cntral bright spot in a double-slit k t;.pc:y:hsdexperiment, 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, 8bg5k*- a t,uq0elkyyif the separation between the slits decreases, what happens to the distance between the interference fr,qkba8gy l u0 y*5ket-inges?

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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 obj*2kzzc1/cmd served that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxd*z1jm /zck2cima 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 path 9bi.3dj;)zaep0 iv c h$P_1$ 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 slit f javuu v o+-.)8sjo+wexperiment arrives at a point on the scre+fvjwj-uso vo +.) ua8en one-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-iuf8m nu 5zpvh,26ipg; 7vhv interference fringes in a double-slit experiment if the sepa5i2h6pv g 7v mv,iunf8ph- zu;ration of 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 maximaz*jrw:h(lat87f z;:kv m)bi h in a double-slit interference pattern using monochromatic lz*fbl ;hv t8)j7khira :mwz(:ight 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 separates white light6mfv1a( e ikc3c;n f4d into different colors4cdnfmvk6;ei1 c f(a3 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 rainbow to form i/vz, i1pe xpnzgsn;+/d1s;bjs

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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 sho47 ;gt a.osdclrter 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 sxo g2 w)zx.8ms/twh *hlightly longer 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 r iw v9yps(q* vz3deddt). 9e5ou(( jtundergoes the greatest refraction when passing from air to gli rw *3)sd(tv.de59(dq(9 uveyp otjz ass?

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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 z+z1tgx):8csmaw2e74a dnwc passing from air to gl:c4eca7 2nz )st8w+x 1gadmzwass?

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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 parall dz/j7v8mwjjz i9 v(2iel sides, at an angle bevm 9zvjj 2 zi7ij(wd/8tween $0^{\circ}$ 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 light source. Iv0l lruva r( t/9mz(k(f she now holds up two fingers, with a very small gap between them, and 9autlrm(r (0zl(kv /vlooks 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 of the slit increasealevi z9fb-.( s, what happens to the width of the central maximum on a screen9bl-.ia ef( zv?

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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 has 4000 lines per cm an-w)wt;l2lr 2jf v zqibqtu7xu / 6*(xxd the other one has 6000 lines per cm. Make a statement comparing the dispersion of the twol2izuv-r tq6/x xj*q2)b 7wf(utw xl ; 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 sfz(;9-,nim.o. bf* qvtv bgm elit separation, the only difference being that one grating has 3 slits and the other 4 sli*mti;v. ,zfg fb vq(- mnob9e.ts. If both gratings are 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 and s)jm:7 *b7 emc.kqetc

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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 light waves can interfere cons3up;f0+(imxbc7t 4 h z*mifkgtructively or destructively, deppi z+x7fc4bmhf3 i;t0(u*k m gending 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 tb: gt qv:4o w u:;d99)ckikikjraveling in glass, strikes an air boundary, there isv49t9ukcjgi:w:kio)d:q; b k

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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 air, is reflected by:9*pa gww z-lk8hbk 7vus3vow55 h4gi a glass surface,7k8b4iv9ukh-wga 53:wl5w*p v sh go z there 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 m 5:cvy3j fepo2uch thinner than tejv3fo2py : 5che 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 lighf r5 pa-4jyg9qv dwsfobg-q67(es- y5t in magnesium fluoride, what is the minimum thickness of magnesium fluoride -frvyy5wsp94bgfoq -7 g q 6sjd 5ae-(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 ocz,csrk d6m/-;tj1 fflat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What doe;-tcj1 cd/ f6mz,ks ors 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 foo tqpwkrzb)1xd;(9v , j8ee l1r the fact that certain sunglasses can reduce glare from reflected surfaceldqeb)p 81oxej,(tr w9kv1 z;s?

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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, t.t ouv+hi:mx7he direction 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 polarw cwzy7 (ng psg 1m)e:lh1x,)lhd 5m)rized light in a dichroic material like a Polaxn:r wl1slh) zg )pw)eyc ,(7hg dm51mroid 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 of two Polaroid film.w zpj/ctf4 i+s are perpendicular to each other, what is the percentage of the .jpt+f4ziwc/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 ktmcm8o.8a s3o- u3cu the 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 cgi9r 5mxz( u(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 di*+9blzhi -.xfj dky g2ffraction 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 bluq ** iv(8dd7s-acggk-; gwoosxu(vh+e toward the zenith (overhead) than it does toward the horizon. This occursdagvvchoxq w o -+kd*;((gus*7s-8gi 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 wb+ i9n52od z i;ykzm7tv8(jb of 600 nm in a vacuum. It passes into glass, which has an index of refra(wy87zo92;m tji +zbi dbk5 nvction 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, w era+oh4 l.d(6ltlhqun0z 1p5( 3d tfbhich has an index of refraction of 1.50. What is the frequency of the light inside tqltn5( do6lrdlh1e4b0 fp t(a+. z3uhhe glass?

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本习题练习全部题目来源于51fly国际课程 (https://51fly.win)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelengjm+k(z*a(y*.f v v )jgpll0uqth of 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What iq )0*p.a jyu+l( mgzvljf*( kvs 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 found to rxg 0ro/*pb:k +ut y9ltravel 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 y v*-+bwfr/s zto 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 foun9e .7 k9tgqqx lzoo.iot:lx 7.d 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 fall ym;:qni /ew-rv* +inbs on these slits, and produces a fifth order interference fringe b i +:/niy me;rvwn*q-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 an2pvdpk* ;qw; zns4tr: 5-ft bjd the third order bright fringe is seen at an angle ofs bdq*pzv;t: jnp-w4k25 tfr; $6.5^{\circ}$. 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 slw ni+z(; cg,ozit experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between +zzi,won(;cg 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 2sg03qnn1kgnsy9/ vtd ap)b:0.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. ga03v09gss:1 b nq)t n/n kdpy 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.sili5n4thu2fl8az3ek h54b 2 Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m n8s4 ltze45la uifbhk hi 3252away, 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 Youngrto:cg 0x xj6q; e qof9gpu(-0'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 slit. What is the separg;6oufpx-jt qe9(00: corq gxation 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 m;l06)gvz0n iz;c;: qwsnatq wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidenwlgt0;:zin v sq)0 z;mcqn; 6ace of 60e. The index of refraction 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 red7bf;dgyqia z 7idvx7sm1-) ) a light (wavelength 670 nm) is incident on a thick i71)bvyq7fmziga- xa)dd7 s;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 widthbak,f; -y9dzs*0 yzdqu* s,mq 0.20 mm. What is the angular width of the central diffractk*syb,,;d zmdaq*z0fuq ys- 9 ion 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 0.050 mm wide, is illuminated by light of 550 nm wavel)u1 + iagt 9;m6 xnru0spor:yyength. What is the angular separation between the first two minima on either side of the central maximum6a)oynx9gru+is: r ypu; m01t?

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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 wideooo9a/r u7lt m5qmp;9 . At 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 center of the screpmtooum; 5r9qola 9/ 7en?

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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 nm64 4 jgodppne; is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the cpj6go 4pnd ;4eentral 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 ioe,w8c /al e9ck;e;xof width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order xo;/8 eewl,;kec a9ic 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 580hrb v-dlyv*2oly-1+ht h5so/ nm is incident on a slit of width 0.300 mm. An observing screen is placed 2hvl1 h/l--drs*y5t v y2ob+ho.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 grating with 7000 lines per centimetesx8x9g r584mwv5o e;ptsb0 ph r, its second order maxi b48o8v5xhsmp e50xspg ;r9wtmum 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 pc9i6c +c*aw nk46ik mxer cm. The angle between the central maxim*a kcic6m96k x4c+iwnum and 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 75 mm wi ho0nxk .fwbj+84dmw+, nl/bh de and ruled with 50,000 lines.whnk+, m4lx8o0djbnfwh+ / b. 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, lighei+dze+ * gt:ht of 600 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 central maximum when it passes through the same diffraction grating. What is the wavelength of the*deg eht:++iz 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 ruledi /oknb,9)8-uf1 -bkzz ngsfr on 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 illuminated with zbn 8sgn- ,fi19boz)frk/u-k 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 hues1c* ripr .*jyykzvf+rlc.(kf2 tme- / by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in thtr.lc.k iczf2y *1rmvk (y*fe/ p-jr+e 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 calibrate a grating.y:mj2 c 8)ljup If the first-order maximum cmj )8j:plu2yoccurs 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 normal fk :y gzb:u l.tnfd125m1l6eily on a grating. If the third-order maximum of the diffr.1nzk bt:2 yil5ed6umf:f 1lgaction 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 of wavelength 500 nm is incident normally on a grating e(ime7r6m0ko . If the thikim0 6oee(rm 7rd-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 ava/n0y (s(ovthls)7 d t one end by a strand of someone's hair (diameter 0.010 mnsdv/h tl(vo(s7 )ya0m). 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 refrac-fsg9lz6blu )tion of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident b l-6 fugz)ls9530 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 soapm4z 3d;/gw+d- cxlfnt film ( n = 1.33). What is the minimum thickness of film that will give an interference when; lg x+/-twzfc4 mndd3 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 a nonreflecting film coating (n = 1.30) onc:dptyg 1 sjfd4.k j0c0fmd;2 a glass lens (n = 1.50) for wavelength 5t0fdd1dy ;:0k24jjc pm.sgfc00 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 aiu mw .c03brsr.p.vu)l0k*ef beam of unpolarized light and the intensity of the tranlr .w.c0b.*m 3k i0upu)rfvessmitted 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 nfqynu,)o nr*k75 z7rpreferred 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 a:ojb 6s(zo c;kd(brgdlmv omz+: t-7(ngle of d-mdr+los(go: :t bk(m;jcv o( 6 7zbz$57.3^{\circ}$. 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 througho.r cvjy k4gf v5s)8tr)-rel* a polarizer-analyzer combination. The transmission axes of the polarizr8 * sktgvr)vj4o-f5lr . )eycer 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 when its image reflece, 2dnw 8d;y *khoqq;yxvy n:6ted in calm water is completely po:;y 82q* nq6kd vnxhoy, ;edwylarized?

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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 polarizer and ,mm3 zhsnu2gkhz5/i 1then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is thg/ uk nmhz1hm z253,ise 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 light traveling in vacuum and reflecting off 5ow-.q v iamf;a piece of glass of index of refraction 1fv5qw ia;-.om.48?

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