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习题练习：Physics Unit24: Wave Nature of Light
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 作者: admin  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 princ2jatz++wti s k6jx .d*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 q6h yyo b9 0z2)m/efzta 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 at( b cgebua3f3)n os4(p+frsl8tributed 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 attributed o cvb;ng(q rvu:d(f 1):pb)v hto

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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 oh *k sn8 xb1-v.xxgi2different 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)s-8j: 3ya uswbs 3ki* g5hjkf7prz8+e, originally traveling in air, enters a piece of glass (index of refraction 1.50), i yw*pbk ssu g3j3:8+ra-78zejhsf5k 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 7 unj5od)oa3p0dj(u ttraveling in air, enters d ou7 d )u5p(no0jjat3a piece of glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible fftk q6eudn5y3 (-ez 2oor light spreading as it passes through a narrow slif6 d-k(zey3e to5qun2 t?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffractedezvi1q*hzy u6 7-g4z j by large objects such as buildings, whereas light is not noticeably diffracted. Why is uh4z 71gq-ze6yij* zvthis?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is respogiu7q7g*t d7a, ut7nbnsible for alternating light and dark bands when light passes th 77at*7n gq7ug, udbtirough 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 ieaf45ix- r1 lif 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 8s9 lchme nk7f3yaj)4say that two light rays striking a screen are in phase with fsje8)3lca4 hm97 ykn 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 dtif8k dm)fx ts wxm741+cq 2,bifferent paths arriving at point P. If the maximum constructive interference is to o2m7tf xw1 + mqfb)c4 8,dksixtccur 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 travele1c 1y jhkkj23 different paths arriving at point P. If the maximum destructive interference is to occurk 1 ckej23jhy1 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 sidlbe 7(1:vkjd1t wpl0de of the central bright spot in a double-slit experiment, light from each opvk ldlb7e1t0d:( 1wj pening 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 silnugvaa7pi+74hkp- t/jx ,5 o de of the central bright spot in a double-slit experiment, lix ,pa-74t5in+ l/k7huopgvj aght 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 i g :aguvbd5zty /n*ar7*igr :6n a double-slit experiment, light f7*a /ndbg:5 6 ry itvga*gru:zrom

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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 separwgk av3)tuqv-+6ga amp-i5g ,nmrq -*ation between the slits decreases, whatp ngqw im-+k- gaaq t65grau ,mv-)3v* 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 distan c uq,a)kqvm66ce between adjacent maxima on a remote screen is 1.0 cm. What happ,6c )qqukv 6amens to the distance between adjacent 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 ligeg,j (* yct2jwjvm0hbk g 36l8ht 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 double slit experiment arrives at a 2htl 2idn d6e0point on the screenthdedil02 2 6n 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 interference fringes in a doubley3ih6z27lgu/u ezdjh 0 blt9:-slit experiment if the separation of the slits is less than the wavelength of theig609 b2e y/zhlj :d3tulu7hz 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 interferencev k vjldf, i+iqa7ci;(57mm1u pattern using monochro k,d;im7mcqi15f u +l(v7jivamatic 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 ligh-/xbcou(e7eh 0wak i :t into different color(b e/c :o0-ikahx7uwe s 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 allo4 a)5g7gujc( dzrfzj8ws 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 than 400 nm is callm eck68 l.wdh8ed

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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 long8*ippgn*tksw ty+:2n: 0apcu0 u yg1ler 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 greatest refraction when pa x zgylv/) q3r(/q.5yky fq5qxssing from air to glavq/lr /xq. y55)y( xfqkyqgz3ss?

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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 smalles e1e4z-k*vm8 ofn8;jgkvi eraep) (:at refraction when passing from air to glas eji1gf*zam v e48( ;8vr:ap knkeo)e-s?

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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 platerw5 wfu jd0wxo;(syftr1 u; ;+ with parallel sides, at an angleswdfo; f1 r +(5j ;uwuxwyrt0; 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 sy* 1s s hp*er7x(vc1wrhe now holds up two fingers, with*ce11rv ( hsrspx 7w*y a very small gap between them, and looks at the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffractio2kf sk u/rp /e/gtm:3 j4jsus1wn0/z vnff s+8n experiment, if the width of the slit increases, what happens to t:k /43 eujs81kmzss fn/wr0 f s+p/2ngfjvu/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 e (o u41 zf9exuyzm1umnk;1ev8u- vo y3i:s*cper cm and the other one has 6z1ue efvs:-m3i911 vco4oe(yxy8mun *uz ;k u000 lines per cm. Make a statement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with the sa2nxqa:4.emni l*1iq,h fay ;g me slit separation, the only difference being that one graa4:*i 2 a.mg;fnn,lqeqx hy1iting 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 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 caus-+gh*z.e gxmved 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 inte um znw9fn,zu7mdh471 edo0f*rfere constructively or destructively, depending on their phase difference. One consequence of this phenomenon em7z, onfnu0dw h1zm 9d4*7ufis

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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, wb qt8jg/tssp/e ;yl33wq *h5qgqo:r2hich is traveling in glass, strikes an air boundary, thereew *ts h/53qj l tyr/3b:q2s8;qgopgq 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 tra0f )llcfhu2s3;4ye 9 j ehwk+y29trb*y /j kqgveling in air, is reflected by a glass surface, therlu2echk2y/;t*+yql30jb)ef 4ykj9h9wgrsf e 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 vr) jysevg36 84+diyq film becomes very much thinner than the wavelength of blue v j483+y d6gisy)rvqe 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 wave:hlphpr549 v clength of light 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? (Thlp 9:rvchh5p 4e 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 a xj/q k:qyu )m9nvft.qhk7.f7 p37zcynd illuminated from above with monochromatic red light. When viewed from above, c t)cux7f fqky:hj3ky7q 7n..9zvpqm/oncentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that ce5s*f af)dvb *1ura .mbrtain sunglasses can reduce glare frv sbbda*f. )ra*m1f5u om reflected surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polarization is define 9 4zfsn*xkhc3d 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 polaria4nd *wfva6a(zed light in a dichroic material like a Polaroid filmawa4n*f 6vd a(?

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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 arq lw4r;.ua v5 wqvd(e0h/,xwg e perpendicular to each other, what is0a(e uqwwh5 q4. dlgx,w;rvv/ 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 sur/o )opzq oe (mp6x1k9xface 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 greathu0gsb+,qdt,5 a nmcy z93k 5fest 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 exhixcnz3o6 e k7k,bited?

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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 skp sa 3oeigz65*y appears to be more blue toward the zenith (overhead) thangs6 aoi* z3p5e it does toward 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 67xrz9 ,e(cr whmm(6ob 00 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength z c6mw9 bmo7e,r(r(xh 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 inb)zh e lfit33t,96- axd:gvap a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light t 9: tgfzbd al-xeh,iav3p6)3 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 *ca6r y guu(u07ixhb +into glass, which has an index of refraction of 1.50. What is the speed ofuyi( *c u 7rh0abgu+6x 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 i *qjbqua(,5afqy1; dvs 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 is nwru s-.-,g fg5f+wb7i ut9jdkq w/2n 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 travelp/aw .rib z: tr*x rpr1g)0jt; 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 f9a-nhy h 3pjfyy.y(f* alls on these slits, and produces a fifth order interference fringe at an h j(9 *hay-3.fnyypyfangle 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 my;,;qya2 xy dthe third order bright fringe iyymq xa;,;d2ys 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 between the two slits is g8g/kk9v+ck 4 hzx39vh ye1hp0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the 34zg9h +/yxh 9ghcvk 8e1pvkkfirst-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two wavele0dnjiuin 57 duyk94j f)p7j3xngths, 750 nm 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 05 )unifp4u9jjyxkdjni7d73bright 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 63kemf 1em. 6nohu7q 05n4eq+ qaobp3b/ 4 nm falls on the slits. If there is a screen 6.0 m/mfk3p+qoq u6 .ne 4q0b7hb1eao m en5 away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup thats-sb+lpmb y, 8q zh)n; 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 sehls z;)smbq8yn,p -+bparation 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 and 700 nm, strikes a pncaxoh (3,a l j5o,l9blain 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 beam9lbn3h(ax5co ,j l o,as 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 blu9fz t4je4g2pd m l44ya4bwlg:6q al4ce light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glasdb wjg 6l 4g4tq2laz:payel9m44 fc44s 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. Whzb,x ,.r bmnft,qw r.4at is the angular width of the central diffracti b,q,4,.nrfx .mr zwtbon 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,y dlynon;/(b*w7m )07w er7tsmq7 s )bvux- yb is illuminated by light of 550 nm wavelength. What is the angular sed77y w b)vbo) 0q7ysxuwsnlr(- ebm*n ;mty 7/paration 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 sin93lsxe4j mas : g0j :vugm0sb;gle slit 0.75 mm wide. At what d jgx9b0; as:mus0j m4e3vl:sgistance 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 inciden;: :9/v1ygmp,w;dusk lzwx sjt on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5w;dwgm z,ky/s 9: ;1:xsupv lj m 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 incident on a slit of r rmyscvh +vhh0wu0;+t-mn9; width 0.300 mm. An observing screen is placed 2.00 ;mc0hmv9nt +yr+u-h; r hsw0vm from 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 580 nm is inciden jh.sr26ppo5zt8 il /xt on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central maximums t/ 85o.rzjp2lpxih6.

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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 linesv(z*x ban7f47a) e pxo)ydp a)p*dun7 per centimeter, its second orderaof )pav7 **(zx 77ap) euy )dxnndpb4 maximum 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. Tpwz, xu 2ao zysv 0*66ainvy;0he angle between the central maximum and th ox yv vi2s6yza 0;z,*un60pwae 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 o gx)frlrcc0 - +9gx.asn a grating that is 75 mm wide and ruled with 50,000 lines. The second-order max9rccsxgr agl+).- 0fximum 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 expef9, fqc3jq,:hfd42s a o .ubmuriment, 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 gratio ,ufb3a.fu: js2dc4 hfm,9qqng. 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 centomn+0dtp *hoq(,-7 ollk8(tdr m bp )himeter ruled on it. What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated )k7dp*ltb(n r80d-h,o oqo t hpm+(lmwith 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 spmb sn 4m*hv*g,ectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear bh, 4vnm ms**gin 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-ol)xvsc (+d gb)rder maximum occurs ag()lxvs+)cb dt $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating.* 95h h,xtkbmal*uwv) If the third-order maximum of the diffractionb 9l)m5 tuh,khx* *wva 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 wahp,2k 0jxk7 zux/ ummyz:0k.avelength 500 nm is incident normally on a grating. If the third-order ma m xk0:0a7,h zu2ukjkz.py/m xximum 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 sepd8rneyxft: uvl4rg9j ch27 + :arated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart ar8ucrgh9 : fy dr4vtl2:7ne xj+e 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 :mn9lb)kt 2jmthickness of this bubble will ensure maximum reflectance of normam2k :ltnmb9 j)lly 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 sos3n58dlu:fzdt 3gsdv /vm 0b;ap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normallv8/d3; m:3tz vgd 0nfussbld5y 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) on a gc3b4/siwlb ,u f7qh ( ;b+izfolass lens (n = 1.50c+3 o(s47 f,wbl;z q/ifh uibb) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and thi/ jig3ntq :;ae intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction raj qi3 g;:/tniotated $40^{\circ}$ 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 directionb/zt,6le6h *ho j.n rp 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 unpolarizedt,iaup+9:-jid blji * light in air strikes a flat piece of glass at an angle of *tilp ii9+bj , -:ujad$57.3^{\circ}$. 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. v1 i18nbitfrk*9k3iva p: ( nfThe transmission axefpi9kfik r bn*ta38iv1nv: (1s of the 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 Moon when cx, 0q5 vg94zlcfzc5unm-s e4its image reflected in calm water is comp4lmq,cc4 xv scuz -ne5fg590zletely polarized?

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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 polam:jij +tu2 :)hgi1 vdzrizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analhzdtij vi +g2 :uj:m)1yzer. 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 travelinc 6c5kbj dr32v8w*rd hg in vacuum and reflecting off a piece of glass of index of refrabrvc 3c6wdh5j2dkr* 8ction 1.48?

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