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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 principle6t,wb scwm18 nich p/mek2pg7 .xm7n8.
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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 fal* bh9(e:cfryqsp:dd90 cft;rse 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 a)bghsaf drz3,,: b/j0 rxs5p jttributed 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 attribut840g(d;h0l 0 wp3uw yqfkb pfwed 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 optica;u41si euhw*yl 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 (wavelengtwin0dbbfh,8whw0 9 )i h = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), itsh,90wib)niw0whd f b8 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( n+3-::tf k1vwccbt fai)rqz im);lq traveling in air, enters a piece of glass (index of refraction 1.50), its wa kfv::m(z)i+qt;wal r3)1b-cnqf c it velength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsiblemeb)k,6*7gv f ms:uug for light spreading as it passes through a narrow s6m mv f gu7b):k,sgue*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 diffracted by ;2dbn:l g// ykpfxz.e large objects such as buildings, whereas light is not noticeably diffracted. Why /e:d2.p ;gl kfxz nb/yis 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 d2w yv7rchno99o sb)p .ark bands when light passes th99 n7) yb.wov2s horcprough 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 tx kqzy2v0n : 7h-ytn(eo 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 lightde; .r xs.1ywi zo oyzla6v4p7:)sh1d rays striking a screen are in phase with z l74ordso;i 1 sp6a)w..yzhvd1xy e: each other?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at p kg wlw.shecgwzer2788pu3 -2oint P. If the maximum constructivep- 8r shl823g c7ezg w.w2kwue interference is to occur 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 (i5 2h2j hsfk+kwxvs (the maximum destructive interference is to occur at point P, the two2 (hv(2khsifk+sjx w5 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 ck;pz99z, qyqta:yn71 wd d3oof the central bright spot in a double-slit experiment, light from each opening arrivoatd : 1yz;9wz7 yp9cqd,3qkn es

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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 centralqva4h/pzdm9:mrp,ca77 y v g:(zxx *q bright spot in a double-slit experiment, light from each :qa/74 * q: (cvprvmpmgy9a,z xzd7hxopening 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 theqfng* 0s 3+hutlwr c7x +,pd9t central bright spot in a double-slit expc+dw hx3+f p*qt70 ,guts9rln eriment, 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 separation between the slits zzsp1p 4cnv2g+6otm :+ j/r jedecreases, what happens to the distance betjo:sv6 pzr/m+z1tj +ge cn24pween 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 di:z a d8c;xe6pdchv :xjp3t)r* stance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance be)x 3e d8t ad6:*pz x:vcrp;cjhtween 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 li xqk4.(ad(jfn ght 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 poi n f ;q.9ah;pol2 wjc5mf: tmwvtt(o;1nt on the screen one-half wavelength behind the wave fc;f vqnhj:ott;t(;9fm2 pa 5om w.l 1wrom 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 double-slit exp ostx2 75fmvha9(dv8lerimtaomvx58(2d9 vfh s7l ent if the separation of the slits is less than the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a double-slit interferencef5xa5) 8 vxzsb pattern using monochromatic lv5b8 ) sfxzx5aight 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 light i+z7s- 8 3hkhzxla*xhhnto different colors ishk 78*3 -hxsz+azhhl x

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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 4m2y j pm6jttghr0on+n9; ok,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 callysox/ 34 bz w)s,6kvwmed

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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 calle3ac/,gn 7 mmtnd

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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 undergoft n:o1bn uy qb9rg2b190+nvhes the greatest refraction when passing from air to glass?n htqyn1:+ g9nvu2robb1 0b f9

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refraction when passine2,oa6h a ki0zg from air to oza 0hki2 a6e,glass?

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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 al nai. w)9kox3h7q 1wu thick glass plate with parallel sides, at an angle betwee w9ha3owxk.i7 )uql1nn $0^{\circ}$ 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 wo:naguxm7w ff+povc +4 id,89qwf): up two fingers, with a very n+ovgp:9m+c qf : uwi4wx7),ao 8dwffsmall 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 diffraction experiment, if the width e3 gfl qi9t()b wu(e 6sap6*nwof the slit increases, what happens to the width of the central )*i6lqafpuwwb( e3n(s get 96 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 and the other on/lsgw mjypg/) 2hh 7*oe has 6000 lines per cm. Make a statement comparing the dispersi w)h*pghoyl72 msg //jon 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 same slit separation, the 0t tge(:yffoo /+ :.gneq4eek only differenk.oteg 4e g:: (efof/nqey+ t0ce 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 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 caus3 g6hmqq,fd7fb0k;aav0 4 neged 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 o w-y -st,as:qwaves can interfere constructively or destructively, depending on their phase differen-:sq t- ysa,woce. 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 a.9kp9yjk tj g6a2vv3v.c0ny zir boundary, ther .ng.cyjyvk9jzvt92avp03 k6 e 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, w)ngiz acm9rx9o 96 t2mhich is traveling in air, is reflected by a glass surface, th6azm2roim9t g )9x9 cnere 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 lightfb1cf.o d 09mase6h,m. As the film becomes very much thinner than the wavelength of ms9abm1off e ,60cd. hblue 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 kas7ef kl;hzprtf/ jnty7t/3wk (1 +. of light in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating thazs fjkk fnk /+hy7tp1e./7rtl( wt;3at must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glasm4znf+1vm0 ves plate and illuminated from above with monochromatic red light. When 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 tf0e1+zvn 4 mvmhe 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 certain sunglasses can rh5ws*g0t,io z educe glare f,ih s5w*gtz0 orom 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 dm vr tc h2i,dw3*8j7heb-)wtjefined 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 dichroi xgq,kikon 18:nr0u g,c material like a Polakg1nri,qkgn 8 oux,0: roid film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are perpendicular to each,xkw(d76e f wa other, what is the percentage of the incident light which will pass the76 dkwxw,e( af 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 fro y+62wr2oq)e6 h7 upgaqoqi2w md51htm the surface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is grevhc0 xj)b y1o7atest 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 diffr /:3dm: rjsgspaction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenit8a )hytdl., nwpaq(bii. ii) 4h (overhead) than it does toward the horizon. This oc,.th y aiipd)al)i8 .w iqbn4(curs 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 glass, whigecnf, 3sxfmwb2inkd3p qeq 74xe3:z47t 9q 1ch has an index of refraction k f4x:m7wq7bp3g9fx3es, 3qciz1te n2nd 4 e qof 1.50. What is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes do wd74kobj3mkf *,. eb.e1eyinto glass, which has an index of re bm7jkb e yw3dkedfo. 14*.eo,fraction of 1.50. What 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 h ts)k gvo/ +1rcsy,ii9as an index of refraction of 1.50. Wik)s ict+yvg/r19o,s hat 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 bw;ymj;y jf ;vckf+m0 -+6e oxvacuum 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 air is found to trx:x-cdp -+ 1jla(pv5s00fcvvnr 2jg eavel 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/dcdrjqn 6 5w 1)pcg.n 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. Mo d(vq sj q22cxusnd6n6 owgn0 t+x,5m-nochromatic light falls on these slits, and produces a fifth order interference fringe at an an dwsmjdn6gc6+-qq,(onvnu t52 x20s x gle 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 ormxujg(26 r(g (3sx4 (cglhg a double-slit and the third order bright fringe is seengug 6j(((cl xg32xrmrg( 4sho 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, ifua/1s. urcoj /36kp;dlqghu. mhx./c the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the jd oga/ 6 m3hl.s/ uuuc.;r1pcxh/q.k 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,7:s.i 9yj7a)exx usx e the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the sli)97 a .eixejx7u: yssxts. 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. Monochtn r 4v.7motl/romatic light of wavelength 634 nm falls on the slits. If therev4m/7lrn. ot t 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 incidentwjw w /7iuu2xw,2i;pi on a Young's double slit setup that has a slit separation of 30.0 mm. The resuli 2 ;iu7iwpwwj,/uwx2tant bright fringe separation 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, 48 6xd.cq p5d92zatm c1m ag(wg*0 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 qz. 1atg( c629apxmmdg5 *dwcat 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 consisq;oumuso-hl0- fmp +6 ting of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incidenol- uf h q-6mums+0o;pt 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 sseje kevvj (5s( 7b26xingle slit of width 0.20 mm. What is the angular width of the central diffractioe((e kjb ves 52xvjs67n 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, mu5mf2.k. p:ody 2/0ldo; qkhem3 xt vis illuminated by light of 550 nm wavelength. Wh5kp.yo q3tu.fkxl;ev 2 :20 m/mdoh mdat is the angular separation 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 0tjtgsf)091 je.75 mm wide. At what dsjg)1f te9 tj0istance 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 a sli,*xoasa3w, mssg( c- ot 0.20 mm wide and the diffraction pattern is p(o,s3,-sw comagsa x*roduced on a screen that is 1.5 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 5w3d8-brsft, h80 nm is incident 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-b 3ftrhd s8,w 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 t.)sy/r i;9 uaszf, lpis incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the centra 9sf;/u.t )s yralip,zl maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeter, its secoi(3.:sseld3m3h oj y-oy odo4k2odb 4nd order maximum is dbo 4 yk s-o3hy3ej:2s(lim3do4o.odat $62.4^{\circ}$. 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 t:oc. hm2xi ):y:8( egnyvgp( *wghowhas 5000 lines per cm. The angle between the central maximum and the fourth order maximum is o ot mg )h8gn2c phgw:x(.:ey:wi*yv($47.2^{\circ}$. 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 u at7 )i(f v7+;kcl0p kbrv9ijgrating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum;+7c bir0ufiv7l(vt ) kkp9 ja 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 waveluv2gilor t sv wj4lb. ,,2f8i:ength 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.isrlb.82vutv2 4 ogwijl:,,f 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. 0)2z+inhc :gsa jq1w4rcgsmrbk y*06p/- xbyWhat is the angular separation between the second and the third orders on the same side of the central order when thcj:40sxwsibh*y+ n/1 gm p6)qgy0brrc-2 z a ke 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 16x(-:iu9ouoph f2 e*sspj26:u/uicpeateja grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the ef t1cp i: u:x2i/p 2js uo-e(sh*peuau6j o69first 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 th/9mcvy v)nmjw*: m/u+fdomb8e first-order maximum occurvf ://+ mjvwoumb*dcm8m9y) ns at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. I ufy +xwx.)v/g ;r8y i0aa6xouf the third-order maxg/i xuvyuox;+6ar.y0 8)w afximum 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 waveleng1(yd0h 6r7syosas g9o th 500 nm is incident normally on a grating. If tgr9asy7(6oydsso01 h he third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glae/w; g,azi)kmz1c ne.ss plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart areakecie zm n,g/z1.w); 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 refracti) -hyye*,ymh undy9+g on of 1.33. What minimum thickness of this bubble will ensuhg), +9e-ydymuyyn *h re 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 il(sh( zpclb1)2ri.r rg/c 3ycsfm8l* pluminates a soap film ( n = 1.33). What is the minimum th*l3mryifs lpr cc)(sh28(gb c/ .rp1zickness of film that 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 = 1.30vif, zyhp,8(/u fr 2c.xhctk+) on a glass lens (n = 1.50) for wavelengyrp/f,xzc.h8u t+h( c k,f2iv 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 i up3 ,-ym bdiv+c y. pxopjr4b*;3g6pks placed in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is pl6gimp.,o dp4 -yxuppbjcvk3;b+*3 r yaced 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,spkj7a /39y znuu*:caa w9s d direction rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes ali)krs (-u5krda + j*v flat piece of glass at an angle of dkj )5ul*vr( s- rk+ia$57.3^{\circ}$. 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 passed8htee8h mjr3 .dua n5. through a polarizer-analyzer combination. The transmission axes of the polarizer and the analyzer58 ere3 hudtmh.a.8nj 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 ima +m.eys 1:vq.kkkis 1y(+*j pbga txxch,lm6-ge reflected in calm water is completely p immab(jkvsxp.1s lkc k+: ,6e txy*1y-.gqh+ olarized?

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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 polari (wm5u e u-.xhzl6,nk yop;o0kmd +sz7zer and then an analyzer. In this process, the intenhu(l57s uo+mkz 6dwy, o-e m ;z0.pkxnsity 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 vacu*deg) s8mvxm ;um and reflecting off a piece of glass of index of refracti ;e)gxmsmv8 *don 1.48?

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