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习题练习：Physics Unit24: Wave Nature of Light
本习题练习试卷来源于51fly国际课程 (https://51fly.win)， 为试卷打印版，您也可以在网站平台(https://autoconfig.51fly.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 84，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autoconfig.51fly.win/test84.html  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。
 作者: physics  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 游客未登录  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 princip4+.f)kc3zyj (zq rksale.
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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 fa s7z1:tuza+0 s3qtbbilse 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 attributed,g8fb,oz to 4t 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 attrrn(l+v:d 7no vibuted 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 different optical dens8 dmr5 2uq kbg20i7qoeity,

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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), originalwvormm,l 9*5 r3uxrq*ly traveling in air, enters a piece of glass (index of refraction 1.50), its rmw uvq9l, *5rxmor3* 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 (wavelengtd5syg.xr 0 q.rmo/oi ,h = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), itsdryi ,0 q5mrs ..ox/go 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 spreadingpl8s(-cthb :gfn4f k+ .z,inb as it passes through a narrow slbpnsc zbt4i( fhg-n k:.+,8f lit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffractee2sl o0m8lopzk2 v5xyqpi 78:d by large objects such as buildings, whereas light is not noticeably d:pli2exoo7s80v5 2kl 8qp myziffracted. 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 alterniz)(qxxmk , h,rzj+c6ating light and dark bands when light passes thro,h+,6kx( zrjqiczm) xugh 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 t -+ da4c3ndggby2 *wjuo 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 light rays striking a screen are in phask :o z,xsk7v:ne with each os : n7k,:vkoxzther?

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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.lq57ok5hyo 6, qrxca+i(,wo p If the maximum constructive interference is to occur at yo+po5 ,wh7lk6(c r qqa,iox5 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 hk t.a a(cgj7;2)98mrra5,xxf bjm asarriving at point P. If the maximum destructive interference is to o;jma 7kba )x9c8sahjt( 2ra5,gxrf m.ccur 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 in a double-sa9c :nuz3 j 7ll+/cawtlit experiment, light frotj 9awl+:/ccnl 37za um 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 spd4iq9+:x ip epot in a double-slit experi+ 4i:9dixeqpp ment, 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 spo;q5 4g-rcr/ ;wiehdka5l x.9+gul fsqt in a double-slit experiment, liguq -rg 5cg+ /5;sir4d .hklxfwl;9qaeht 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 exp laj4r:i0 s-f)jb gkn,eriment, if the separation between the slits decreases, what happfir-sj:a,)l0 nj kg b4ens 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 distak*i;qq)k5dsn cl 6j(2 i tdt8;rux ko(nce between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent mqjxuik 8 d*(;q 5;(6dtrskn2itl co)kaxima 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 p 2 )hn.fgcq9 dn lch,*e;(hzdnath $P_1$ 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 experiment arq 2v 928vevg/ rbpkvl2rives at a point on the screen one-half wavelength behind the wave from the other slit, which is obser v922evl/q8 2gbrvkp vved 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 in9s 2d*i-m.et.hkjcy oterference fringes in a double-slit experiment if the separation mdi o.92s -.tjecy*kh 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 cfu8by8(w2s- uvc22 zxrx 5bgadjacent maxima in a double-slit interference pattern using monoc(2 -fvcusuw5rgb2yzb2 8 x8 xchromatic 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 explai 4rlnq jmt-lpjj3o/m) 8i7 5jmns why a prism separates white light into different coq5mip mj j/m-t) j3r 4oll7j8nlors 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 tajhd+.k d p2d1+ fox)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 than-tcz,4ytyv, t 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 loa3 , -gw3okv5. m3jp5z4axvy1u:wcvggg(k htnger than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the gr.e3 yvu dm-/bfeatest refraction when passing from air to glass bvf.d3y/-eu m?

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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 9 7tu flsbqa/0y7l+or the smallest refraction when passing from air to glass?f9o bls7qu0l7 atyr/+

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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 inc*iyje + /olcz24t : 6jo3dfqmpident on a thick glass plate with parallel sides, at an angle b:j f3l/6 4m y*ecd 2+tijopzoqetween $0^{\circ}$ 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 /bto :o4x,g vmup two fingers, with a very small gap between them, and looks at the light source to:4g o,mvb/x, 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 diffracti8m ,/qwnndhkd3o b3r9on experiment, if the width of the slit increases, what happens to the width of the central maximum on a38q b, /o9knr3h mnddw 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 4o8v2gdtk 1ln51;9bj8 yx *wdjjjlu c;000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing thejucdo l8j;d1 8j jt2wng yx1k*bv5l9; 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 k7wm(sh9zmnlh0rs28 with the same slit separation, the only difference being that one grating has 3 slits and the other hk0 mhs927 wz(mnr 8sl4 slits. 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 reflectiok,8m mt: 7,lxnbe6jyfn 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 caat0.as5k qt/ /b j94,loa sbbxn interfere constructively or destructively, depending on their phaslt x/b 0bt4aq9ass/j5o,ak.b e 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, strikes an air dnz jc(-s6 8u)ap/s;ebb/xi q boundary, thereabns / (/j6)p-sxcd8e b;qzui 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, is nw)y;(dqy -blreflected by a glass surface, thd-q() n;wl yybere 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 much3c0kduewf74 hc vz72w thinner than thc7czv07e d4uw 3hf2wke 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 vtt-2j nr:qhs 9lp-t/in magnesium fluoride, what 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 fluoride is intermediate to that of glass andv:tltrh t/j-9-n qs2 p 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 - */d:vxva;c,bfwd mxglass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are oba xx-d* /wmb;cv:vd,fserved. 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 f4giq * 0-sv6kn-kxxp c8djk3oor the fact that certain sunglasses can reduce glare from 4k joq6i k0-pxc- xv3sdn*8kgreflected 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 polarization is:xk,c kvv0lrs sc yr4m5ed09) 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 p 838k nht;ksa6dt:hf material like a Polaroid fi:86kfnp3tht 8d k ash;lm?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission ah;f5kxw ;az b4xes of two Polaroid films are perpendicular to each other, what is abk h;5wzf;4 xthe 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 surface of a c u2 7bn*xvehmdc; p0*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 gr;.2hre2cq fjieatest 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 exhibi /p.o,ae e,aegm*pxyv;x1 ,apm gwa:+ted?

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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 mox20 :1k atwuaqre blue toward the zenith (overhead) than it does toward thtua: k2a1wq0xe 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 vacxvnn(. l1 udc,4lgt,luum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength of the light in the l,vcnnlxg l(u 4.d1,tglass?

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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, whi6 ku/ ,+vco+z 4sg tz)i,fllksch has an index of refraction of 1.50. Whakl c )vzol g ts/zufs4,ki++6,t 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 vacuum. It passes into glass, which 2l0qpcpx - oc3 /gb 8l8+cbwfehas an index of refraction fc0-wb+8coxg/ bqp 82el 3clpof 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 vacuumsolqr-cj6b4 )u fc 4i4 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 iv*n1,kegaq -my+:d a plw7zd5 n 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 found to travel at6 xcltf0lah 24 $1.96 \times 10^8 \; m/s$ 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 xxkvj8210 y jt7)82gtx gjr wtapart. Monochromatic light falls on these slits, and produces a fiftht j) rxtxyv7wt82g2 g 180jkxj order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit an8u dzhsjf3m81d the third order bright frinush8d 1z3jfm 8ge is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation betrze vls5 ni 2/6xt)j7uween the two slits is 0.050 mm and the distance from the slits /t ien)5xrvu2z 6l7js to a screen is 2.5 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 sl6,o cm7;nqm mwit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits.o m6m;7 mwncq, 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 0.0r8l c( zruj74 12omdgt50 mm apart. Monochromatic light of wavelength 634 nm falls on the slitg1 ru (zm 8jlt4cr27ods. If 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 iw s.j8d3t 0arw ywd;p ko+z;v2ncident on a Young'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 sv kdpdtw8 3+yzo; asr w;w0.2jlit. 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 nm an vsfkhibu2w8aj58f s,x*u .1od 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction* 2xaos b s8uwk.h,juff8vi51 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 n mja t2 dqpo;*x:dmw8(m) and red light (wavelength 670 nm) is incident on a thick p ajdmt*m;:d2owq 8(xpiece 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 o/f h)vv10l hg fpn,j:g)nlgr4f width 0.20 mm. What is the angular width of the central diffraction p,g/ rl )n)lgphhf04v g1:vn jfeak?

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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 illu6hs + 9o; o)ibpcsb y1xzqcm4(minated by light of 550 nm wavelength. What is the angular sbsh4zyb m6; c+)pioqx( 1o c9separation between 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 is incident on a single slit 0.75 mm wi+*q1no ns:y dx,yj/nyde. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to/,nx:dyoqs1 y*nyjn+ be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.20 mm wide and the diffr w8m9zmom:*p l;ijgb1 action pattern is produced on a screen that is 1.5 mo9 w8l*gzmbpjm ;i1m : from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is inciden1 at*q-uf x8ejtt-eg,t on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the sce te,*u-1qt8ax f tj-green.

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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 observii*bzx 1bwp(b/ ng screen is placed 2.00 m from the slit. Find the width of the ibzbp*xbw(1/ 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 a4 t8m megopb(; grating with 7000 lines per centimeter, its second order maximumt(;e4omm pb 8g 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 dch2/6 wony d0has 5000 lines per cm. The angle between the central maximum and the fourth order maxihy0d/dc 62onwmum 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 wide and ruled with 5hk)2 mixi1tx8 0,000 lines. The second-order maximux) h kix2m8ti1m 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 ay1o r1p;y*vdz 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 wavelengthvdpo*;yyr 1 1z 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 thrq7ejz wfe;w81 l.za2 e angular separation between the second and the third orders on the same side of the central order when the grating is illuminated with a beam of light of 7ra 2w l.1qefwzj8; zewavelength 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 spreajwl5c3n9vfpyz/a**i:1v7owxxq rc ) d out into spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light xocp7lwc/x1*9vriqnja*fw35:z) yv (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 gratie161ktnhn,pnwy; p4z7bz 3sj ng. If the first-order maxin k1ny3pzne,6 p zjsb17wh;4 tmum occurs 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 wad1vx v omgsw22mr3f -ew 6 s*3zzc)z;pvelength 500 nm is incident normally on a grating. If the tdm c g6 s3vs*w 2 oz-v)zfxwz1p3rem;2hird-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 500 nm is incident normally on a grcmtgl/* qmor**un , 0 e2p.m;amf y+ejating. If the third-order maximum of the diffraction pattern is a,m c emmmg q*p. ylnotj2;*urf*+0/eobserved 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 abqey2z;rjh2( o8/zeu nother glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apar8;z b/ho2j e yu(r2zeqt 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. What minimum thickness of h:k0z m (vh74.+lfr rf b+jwjxthis bubble will ensure maxi k :7+xfhb4+l(j0 .rwrzj vfmhmum 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 i-ug1 syo mg,h 3f5)qiizh-1uxs the minimum thickness of film that will give an interference when the light is incident normally ozuh11fqsiy)mu oxh-3g5gi, - n 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 coat t9/m)zhja7lk6i pq *qing (n = 1.30) on a glass lens (n = 1.50) for waveleng9 )qj 6zlpi*at7km hq/th 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 elj6vz qrrs8q-5- +zma beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred dir6lqe rzmq+ vsz5 -r-j8ection 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 rota q6qrgag+cpce1x:* + cted $30^{\circ}$ 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 o w)g,kyen uz3,0r9v.30mnecv5i hca xf n ex30vg um,ec,rch9kiw3vya .n05z)$57.3^{\circ}$. 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 combination. The tran;yhlckk 0mn:vnep:8i4 ley/, smission axes of the polkk0lpice::vn;8l/ 4 ne,m yhyarizer 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 watk5-x/n wsl 0;tc)ofe ner is completely polaf-n )ns5t/ x0c;e wolkrized?

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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 an /b(4n l5hn6 1wjuqwnnw,ab l4d then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. lann/lw4h1 u b6 4bj5(wnqn,w 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 votp3wxke 3sd xtb6 :3 rl0thkfif9(9 5acuum and reflecting off a piece of glass of indexbfwe05ik933 k(o h 3dl fxrx s:p6tt9t of refraction 1.48?

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