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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 princik0+g 4azko d.okfm2 )tple.
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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 istt.tc4s5e lb0 a false 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 or *2ooyy, xa;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 rdzvut/ :4 zj7of light is 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 into a mediub(jnb: kx9n j 2q2mhf;m 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 (wavel-;(0 3ycgoqk kac)toxength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50kkaq t(;-oc3oyc )0x g), 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 l-:r0z0h5aic-kzglwqb u 5-ztraveling in air, enters a piece of glass (ind kgz -b00wa--r5qilhuz5z:l cex 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 through a narrowab+3sq dwd6 oh7vvp81 slivdp ha1v ob76 sw3q+d8t?

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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 bu qqu9e 5 t,.-utzrx,3vrl7gz xpzh(-mildings, whereas light is not noticea vuexzghzuzmqrt 9(p5 .t-l, 3,qr 7x-bly 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 responsible for alternating light and d(izo jxigs/*nd29g *lark bands when light passes thsg9xo*(lni*dj/ i gz2rough 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 ci n*v/2xu;fw89yffpqk 5mi+ 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 lighg ;o8tgfq)gw/ t rays striking a screen are in phase with eaf);gqwgt /8go ch 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 poi04ku1 zi 9* iqkdk(kadepl0yp 1 :b(iqnt P. If the maximum constructive interference is to occur at point P, th((k :peakb lq4qy1iddii k109zpku 0*e 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 paths arriving f l7b)*xn(eobg* cvdm(1woo2 at point P. If the maximum destructive interference is to ob( 7w o1m**lbe2 (x og)vdfcnoccur 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 sid-r9 ng;;6 eckn4w tyci0 c2etbe of the central bright spot in a double-slit experiment, t;kwegciycbnc2;er n469t- 0light 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 spot(3ap:5 ug3a9 mlqn+o y cz6zqj in a double-slit exp3u6nly9p5z: +qom(agq3 jazc eriment, 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 s9c /lh+rdee3 pr:k+gt ide of the central bright spot in a double-slit exp9ek l+:+/hp3det rg rceriment, 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 separat yc: i9 m1el-c.jgpwu(9 x xki--5etktion between the slits decreases, what happens to e19pui tx gmx l:tkkc--j5-.ec 9 wy(ithe distance 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 the2nztox953 x+tou6jn+7vobs ir85t uh distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjavt5 ou8x2oo6nr3i +t+xbutn9jzs7 5hcent 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 lvg2w 7o3 -lwohight 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 doublc sd r/f:ao.s;e slit experiment arrives at a point on the screen one-half wavelength beda/: s .o;scfrhind 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 inbj,g xb/2 -sqzterference fringes in a double-slit experiment if the separation of the slits is less th/j- xbq 2b,zsgan 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 0jvb3* n1fyb lin a double-slit interference pattern using monochrbb103y j* lnfvomatic 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 ex+ befkpz+l*x 2plains why a prism separates white light into different coloxf+bz+ p le2*krs 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 isf0r z;*b p6jwh

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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 than 400 n er p+ 8n/ezga4tfut6/m 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 is cap*ov,s*tnp gos 9d5g3 e+uqu. lled

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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 undedrfgh o y+9 0svr)34gvrgoes the greatest refraction when passing from air to glassg+d0 sr4hr3) v f9yogv?

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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 under1 rma6.iqy/i9 see6t1aa0ri4 zzd1i ygoes the smallest refraction when passing from air to 1em1 z66/siai19y. q ti0zr ira4dyaeglass?

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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, aw v+lx/gtdq ,6b;qkf5h,4yt t t a,bktfy ,5t;qvxwtq d6 g /+l4hn 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 distant light source. If she now holds up two finger:u2c zchp)(n ts, with a very small gap between them, and looks at the lighh)2c:cu p( tznt 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 slikb(5ppf 53aqr dn9dh :t increases, whatd 59banqdppf r3k:h 5( happens to 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 has 4000 lines per cm an nm((wti-h4wnpseq s ea6c:,-d the other one has 6000 lines per cm. Make a statement comparing the dispersion of the two gratingc,ss(whptei6:w n--n a q4e (ms.

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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 slitg4r.;gfw fkc,;. e pt*nva8it 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 concerning the separation bkp r*g8t,tf;ef 4g;vwica. n.etween 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 refld2a)x yn3)zoxa 9ps4s ection 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 monochromataxxh9fyym6:s3ek9zem7 i .y+ ic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomenon9em9:7kx 3i fh.zsxyeam+6 yy 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: nfvv:k*2u qb glass, strikes an air boundary, there is2uf knq :vv:b*

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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,gi(*;lf0g /35i*itqoaa.c 8pq wwzxb is reflected by a glass surface, fwt.zcx lpig *08iwg q; (o3b/ia* 5qathere 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 fkk3.y() 2xnugt3s me film becomes very much thinner than 2 u3ms.)k3fnyg(ktxe 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 inhb/ +j -e 6zb0qou-xnr magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that 6rze+bn -b/hjx q-u o0must 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 plate and )mjngt q rye2dlgj1g6y 4v-8; illuminated from above with monochromatic red light. When viewed from a2j1mtjgnlrq ;) d8vg4ye y-g6 bove, concentric 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 t *haod7,2lcooj n yu01he fact that certain sunglasses can reduce glare from * d,ajon l0u2o 71yochreflected 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 dipb;x 5(hgua b1 f0;adarection 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 material w;o7rv1l1 3srws .3ao pjf1sxlike a Polap js.1w1orrwa3 o;l s73xsfv1roid 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 twon;8 qv *7 914fpeuppicrh.wuf Polaroid films are perpendicular to each other, whatc upp pv .8q;1wi9uf4nfhr7e* is the 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 the*yfyxw 0r- ep 9v3auy9 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 g0q+gy nmu oxjdvb.;.8reatest 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 o0vk;wfoh6e4n *-fy5)zvrmv diffraction 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 mors7y9+qr ,5 miqjbau s3e blue toward the zenith (overhead) than it does towarsaq+9s3 qu bjim,7y5rd the 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 glas s8qcq:x j5p+hn5h3od s, which has an index of refraction of 1.5os58d3qpjn hh:+x 5qc0. 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 b(t c4kzr1 1z.n,vsvmvacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequen r1z4b vtn 1szv.(,ckmcy 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 600f;.8ach- tn qs nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What itqan;f 8hcs-.s 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 mbz 9 ab.5)wb-ax6 tkrvacuum 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 ayrtz8g3rd.(r +itj( 4wu,ix7:w tud cir 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 o ;- mvna+az;ynm in air is found 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 sli4fyw,unafb9r q 49;nbts, and produces a fifth onbauwyfr9qn 4;, fb9 4rder 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 and the third order bright f eos75 yp8mj0oringe is seen at a e so75omp0j8yn 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 twogdj-)b o d5*ce slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-or edj*5do-cb )gder 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,8 p2ozag7ja 5e,pbb17ovzs6i and two wavelengths, 750 n7b7pb5jvaog ia,621sz ze8op m and 900 nm, illuminate the slits. 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. Monochromatic light of wavelength 634 nm bicdms jvp;k+,,u 3yz;nz .lzk5* j-vfalls on the slits. Ikuj vv-d3kp,l 5znz;c.z jm,* s+y; bif 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 incident on a Young's doubpm 9crswqa52xa;3 nl,le slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.1 ;m9 a3nlrw52x p,sqac5 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 t)d.mm, j do/zhq 4fmi)wo wavelengths, 480 nm 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. Determine the angle between the two beams in the glass./m ,mhijfqodz) 4 d).m

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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 (wa ,v9pusa5j;-gj xqubm x8boexx) zf+1 /88 sktvelength 480 nm) and red light (wavelengthjbumt)usxqf a/- 1s+ e p8xk5,89z 8xv;oxgjb 670 nm) 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 of width 0.20 mm. What is the angya112cpp 7j. zd7 sh sj.sy)hmular width of the central dicm)pap 1y2s7jd.hj s.hs7 yz1ffraction 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 mf)cr.n vt2 4unhw* xw:m wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima ornx) h*c24:wn w.fvtu n 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 w(+hcs;akw *w;0r ung on a single slit 0.75 mm wide. At what distance from the slit should a screen be plaakhrcuws;;w(w +n0*g ced 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 incident on a b*m5zszg b 7r5voa:)v slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the srvzv* s5)o:7b ambz5g lit. 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 nmyk :t,l ,el+xmhm ;r:y is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m fmy:+ kx:hler ,tly;m,rom 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 52 fohojs 2b0/f+cdfe.80 nm is incident on a slit of width 0.300 mm. An observing scro f+d2o0fehb/f j.2c seen is 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 grating with 7000 lines perg5 eg6 edo3 + eqoyh2xz-(0w;kry4g pq centimeter, its second order maximum is at ke;4gz0p53qg e(+2 h-6oywyqeo gxdr $62.4^{\circ}$. 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. The fm/6vzu1 0+w f3fgtw2xca+ tsangle between the central maximum and the fourth order maxstza m13 2ffu c/0+f+vw6xwgt 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 gw7s*8tbv.l,fbigr,a rating that is 75 mm wide and ruled with 50,000 lines. Tb a7 gl.fbtv8,rws ,i*he 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 600 nm wavelength produces a fi/*.91fp j*mmp vnu zdirst-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatiz .i pmfvd*u*j9p1nm/c 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 on it. What is the gqsh22j 59c48- bj*ny a omnmiangular separation between the second and the third orderg- * aj5j ismn 2qc9boynhm482s on the same side of the central order 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 grating. If the gratingomqb-:u9k9gw )e ks s9 has 2000 lines per centimeter, at what angle will red li9)sboes wu-k k9: 9qgmght (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 calibrate a grating. If the first-orde i(+ *tet8gw. xi;dy/qoe*qzir maximum occurs a;eg*i +t qzd.toew(i* 8i yq/xt $20.5^{\circ}$, 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 opnk/1icxao5 9 f wavelength 500 nm is incident normally on a grating. If the thicpi n15/xa9 okrd-order maximum 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 of wavelength 5a ep:v lm60ock5ln/bo6 g19ll00 nm is incident normally on a grating. If the t1 9blom665e : k ogcln0/lvplahird-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 a8fx6gw6-bw unnother glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are6g- w nbu8fwx6 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. What minimum thickness of th z5(qkw+ ;jr vi89/u zo.ce2r-chk ifois bubble will ensure maximum reflectance of normally incident 530 +iuk(59 j-kic 2e;rh vz/wo8 czqr.fonm 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 = 1.33). What is the m.szr4dxysl7+vjo)t ( ,iv2 z ninimum thickness of film thsv,xtz)(y.s4jdo i7r+2n vlz at 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 thickness of a nonreflecting film coating (n = 1.3mlb *x(.h:x; uk;mzc. a/hrsj 0) on a glass lens (n = 1.50) for wavelength szur/: jh.xm(lx* kbc;h;. ma 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 bedwm 2v.0t6z wmam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotated w m2d.0wtm6zv$40^{\circ}$ 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 n i lb bp9.yoi.5*b86suaau e3direction 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 strikgp3 8v0wboe ,, i/r(kuhjm4g tes a flat piece of glass at an angle of 4h(g u3 bo p/,igrwt,ej v0mk8$57.3^{\circ}$. 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 combini xnk(x m1n*b8ation. The transmission axes of nnixxm *8(b1kthe 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 Moo:(;)xdynwdu.et x ii4n when its image reflected in calm water is completely n; xutie :.dd4)xw(yipolarized?

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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 then an a:xan.s-x, gl2on qi7analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incidl7-nxg2 oq.:sai, nxaent 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 light traveling ie+l6z4 lr ,qd;q-ah3naxn2 aa n vacuum and reflecting off a pieca2z63daxq rlnhl4+en;q- a, ae of glass of index of refraction 1.48?

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