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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)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://tiku.one/test84.html
 作者: admin  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 principlen(aj.vmy qk )-.
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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 statement?jpet- m4j 7(mq

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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 attr*jok8 fsq3 w1 cs8ez7aibuted 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 iw0 6ma:1txk;ry9mq d kfdm84n s 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 medium of dif.mf c:mb.ohccx9s4 e)ux+4oc 0 t k1prferent optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air, ente/1j7i z v1cweors a piece of glass (index of refraction 1icwe7/jov11 z.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 travedmq (mj l gc0t1ymlt*7-ao:t 5ling in air, enters a piece of 1q7dtmact:-l(lom5y g 0mjt*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 spj0)vc *y s(3,vizg 2qqldk;smreading as it passes through a narrow s kj)s vl;vqy(,0i3cgmzq2 * sdlit?

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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 aepq+a r (bel lz--71nhs buildings, whereas light is not noticeably diffracted. lzlq+a -he7pernb-1(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 lrbrevp8b s7 n0oz e;;88s) i2d/4x bzw 5czmxmight and dark bands when light passes t xc5xssmbz 0)n /2z874ibo;rd vb;88m rpew ezhrough 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 cc imm(4 yi(cf6oherent 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 thap o0v+u )qvmw0t two light rays striking a screen are in phase with each otu+v 0wq) v0mpoher?

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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 p.fk :bq )w3.ukgj2lns oint P. If the maximum constructive interference is to occj.gsn.:)qb32ku l fwk ur 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 travel different paths arriving at point P. If the.4jwhjt/gwa 3 maximum destructive interference is to occur at point P, the twj/t. 4jwgw ha3o 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 in a double-slit ptkw9rsg1u)b2dt. z-y6 3kf(wsbi k*experiment, light f(9 d k u6b1kz)*s3w2tr gsbk .fyw-tpirom 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 aah0a-ly9 * mw qay*i9side of the central bright spot in a double-slit experimenaaqa9wh im*ly* -0y 9at, 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 side of the central bright spot in a dfz9 o+anqy4t6ouble-slit experi+n 4qy6afot z9ment, 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 experim9zy4kz,p; hy kent, if the separation between the slits decreas,z kp9;yzh y4kes, what happens to the 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 the xowk+5cx9kco-n.rmt0 ;6zj)e+tq tq distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between a.t- mw0+ okt)6jz;cr5xnxq+ cetok 9q djacent 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 lighstoi tmhss98hxc-z )l/w10e ;t 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 Younghho z/pi2t0e,'s double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is observed at th0 hpo,/etiz h2at 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 interference fringes in a double-sli/g;1tw;i hepq g;o y.xt experiment if the separation of the slits q. xpwht ;;egig/oy; 1is 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 icf6eg 3ifi 8,cnterference pattern using monoch6 gfc3fi,cie 8romatic 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 separates white ligkb ek2t ro ib3c6a,50sww02xs ht into different colorek r 5,k0 s62iwa2bsob0x twc3s 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 aljc0/ hlx;vp*irer yh*ob5,g.k *m(gflows 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 shorter ih9gn2ng1y /m30j go5u o.ywn 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 is callecs +zdqb/am+4s1 inralia-i0ku 8 8bm 5+dm, qd

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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 ungvvbrfm+y(dx89 q f952(fbgw dergoes the greatest refraction when passing from air to gla+8f(2 wb9(ry v9f bvqmgdg5fxss?

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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 ul5km3nkt9vje sd5b ik(bz-mr a .-d0 ;ndergoes the smallest refraction when passing from air to gla3a. mk-ji k 5tkrnsb ld9d-b(5v;0zmess?

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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 parallzxl8 :p *kd4oqel sides, at an angle bet 8zo pd*qk4x:lween $0^{\circ}$ 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.lj xh(c ns;h(zyc1413um ll5s If she now holds up two fingers, with a very small gap between them, and looks at the light source, she will s4hcl1 lx 3juh(z ( lmnscy15s;ee

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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 incre0ch5iwi2dpdj / 6ljdag1hf al525r 5 sases, what happens to the width of the central maximum on a scpfa52i 5llj dihwc j5s h 2dg105r/a6dreen?

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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 and the otheru9x7. k aqqdt; one has 6000 lines per cm. Make a statement comparing the dispersi 7ua qd.9;xqkton 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 th:hriqo:w eat8k *-.sc t03q0mhzia4ke same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If bo: - mkh*qw:ize4tt 0a8crhoia0sq3.k th 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 ar8l/)s lmv9v rf3g6etae caused by reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can interfere constructive0s/acx rz98 dfly or destructively, depending on their phase r/sc d980xaf zdifference. 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, whic 0)(s vmn8k*noygsb +bh is traveling in glass, strikes an air boundary, therenovn( sm*y8g+k0b sb) is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in air, i4jidj lwq3h m wi(/8q7s reflected by a glass surface, there3w7jqi4 (iw8ql / mjhd 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 thmcgq*b 0* tr4ee film becomes very much thinneg4eqr ** bctm0r than 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, uifg*;;m) dzo mo9xdf2+pm )twhat is the minimum thickness 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 fluoix9) ; +2)tzomodd p; fgmmfu*ride 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 abov,4-,sk2ddwl yes7icwsgd i: 43dw1kve with monochromatic red light. Whe sd4i3dys di-e,w1wk k :7l2vs ,w4gcdn viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the 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 87clv e07 c)q(yaq vmithat certain sunglasses can reduce glare from reflectedv 7v78 0yeqal(cq)m ic 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, thei-vy(nl:i- sq,ynu4ih9) o a u 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 polarized light in a dichroic material like a Po v72,ql u;bky8ikj(ew laroid fil72, ly8wveiuqkk j; (bm?

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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 films are perpendicular to each otherpr;xw14-;t ipdl)umt , what is the percentage of the incidentp)t4l;wx;d m1r-tui p 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 surfd)xm 7lk 2dttw5i: p6kace 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 cw v3w)yo8 x*yj kffx wr8(w(9at

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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 iss1 v5f*( okys.qj f:vp 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 m 4vvi+mot.g1vore blue toward the zenith (overhead) than it does toward the horizon. vt+mgo v i41v.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 +4z4 p.xrc 0gn xhis1;-x ihzvin a vacuum. It passes into glass, which has an index of refraction of +ir-4x;1 .hzhxng zc ixspv04 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 vacu3-wm hyuk:u o2um. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light inside the glass3w h:uu2-ymo k?

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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 6tv6r,*,f 0lyrsgcmz )m+- wus 00 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What )s g 0y6tv,r-*,ml wscf ur+zmis 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 trr** ug ng/1aal0tgt +bavel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is found to travex ,7t:5-icdg(jeu fpigy.,s ul 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 trave 5zpkzj8r69du -,m07xgvudnq 2c7 vdq l 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, andz d.34roizf 6c6 1(ct,dmnr cv produces a fifth order interference fringe at cit3d6r ,(.dovm nzf z461crc 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 o1 5z qt,/ilwi575 nm falls on a double-slit and the third order bright fringq5lti wizo/1, e 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 slitxew 71kr,zebixv3a ln2 min- g:,z0s 7 experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2,7 al7z3zsn -nxrb2 w,0: gxikemive1.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation iso (/a.huop9v zv.b ;ut 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance p;ot. vab /z(u.huv9ofrom 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 +mk ju7-g:*hik j1ffm of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interferenc:f -jmmjf1 hukig7* +ke fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic ligh r -my; )gulqhr(q(mky :.+vyqt is incident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separaq gumqmyv khql:(; .+(y-ryr) tion is 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 wavelengths, 48i1g2xq j4 vnh7 c5ji3b0 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 4gj7ih n5 q12bcjiv x3700 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 480azc*trh8 8;x. qiprd) nm) and red light (wavelength 670 nm) is incid8qiph;rc 8r .)d axzt*ent 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. Wh upd-q j8a t4r-,al.tdat is the angular width of the central qa.ldpa8urd t-t4-j, diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, a);2q rnk,gieis illuminated by light of 550 nm wavelength. What is the angular separation betr; n)a2q igek,ween the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm ik286+vflod 9h6rnvzvs incident on a single slit 0.75 mm wide. At what dil 26hv+ov69vrdkz8n fstance 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 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 axq(: +fy0xd rtvol*y c2sw, ,l slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from vl0yf: t, lxw*rd c2(sqy,+xothe 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 atbzab: 3rkik8: 0ccth 0rv6)x slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of c86kb:v0atr: t0c) zxrikh b3the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An obseroo6 nvd6c1(: ua, lybk6)zck2e-br snving screen is placed 2.00 m from the slit. Find the width of the central maximumze)(an 6o6sbc vu6lcrk bn :o d-y21,k.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates .tgv-ctt.h ra24 zbj9 a grating with 7000 lines per centimeter, its second order maxir2v-t. tg4bcj. ahzt9 mum 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. The angle between th i :j-.4jjudjqe central maximum and the fourth order maximum is jjjjiq:.u4 -d$47.2^{\circ}$. 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 gr /r-pfzeob7 :)f*mnw mating that is 75 mm wide and ruled with 50,000wzpnb -ff*m me)o7r/: 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 experpq8nja))b pm6d g lvv*(,*jvqiment, light 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 v dnjp*plqvmb6(g 8,)j*a)qv 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 perxy5zlbl + 9tlyh.m -6x centimeter ruled on it. What is the angular separation between the second and the third orders on the s-lx + tlb.yhlzxm5y9 6ame 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 gratin3w;lsn (/hvaxuc 4 l s7lt,f9lg. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in stva(f3 u 4lsc;9xlwlnh/l ,7 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.p0b n oth*tm,8 If the first-order maximum occurs at,bt08mho* tnp $20.5^{\circ}$, 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 n ; r -:a3g.ga1i-zjagdscth4 jormally on a grating. If the third-order maximum of the diffraction pattern hijg 3s1r-aga4t-.zdc:gaj; 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. cd u/a() )n hx*icyxgkw 2f:1s If the third-order maximum of the diffract*u2dy nh:) c( iaw1)xsx/kgc fion 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 separated5 ide9 8higxqey)6oamef*t/ 7 from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). H9 q ih6e exf)*7y5/8daei tmgoow 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. k:qh+z n1fq5p What minimum thickness of this bub+p5hf1qznk q:ble will ensure maximum reflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). What iswj+z.q 5zq1l-csoo)u the minimum thickness of film that will give an interferen + -qs zu51.c)zoljqwoce 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 wg3b4afcp.j4 q:tww *nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 a.4tg: *qb3c jw wfpw4nm?

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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 bl.f0r o) ad8r lb/ts0z4pznw/ eam of unpolarized light and the intensity of the transmitted light is 1. A sec4.rtld/zb 0n /8p0o szfalr)wond ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction rotatw4w)2h1p3jojg n 40e fp udj+jed $30^{\circ}$ 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 uz 7 i,b2z- cl(,fgkhmf*nhi2angle of hnbm(,z -ki zgu72*2lf,hifc $57.3^{\circ}$. 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 uvfef;roo zo0waml 8l 1--(u0)e9g:0rqte pc polarizer-analyzer combination. The transmission axes of the polz 0t-quvro;pla09o- ( fer)wl01 g:8ueefm oc arizer 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 reflected in calm watekbr b e051z50ipll4q 3,t6du:gqmw drr is completely pol3t ,40 5gdql:wzqldmp1r ki6 b05rb uearized?

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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 passesp vsag/yz,u 1ig k2c*+ through a polarizer and then an analyzer. In this process, the integ p1v /uak,i+scgz y2*nsity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for light traveling in vacuum and reflecting ofrypv21 im 5 0f* p:sogul.yr:df a piece of glass of inde* rd0p s2g:vf1y.o pm5 li:uryx of refraction 1.48?

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