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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: 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 princifl/oqc0 sg h-*ple.
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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 sta bh5ctu0.r s4ltement?

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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 f ax ;ti jnl: duzx zi +k;gr*4z1zi/8+ij+/jyto

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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 limh.olpl:ce q)*:ajpox : eb4/ui-0s ight is attributed to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters into a medium of diffhied:jc( 2 * jzob4 d-ayet)d.erent 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 odc99 jx,wn.; eb9fza traveling in air, enters a piece of glass (index of refr;9ez,.c 9bn o9dwxj faaction 1.50), 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 traveling+fg -cf,jc46v zg/hwa in air, enters a piece of glass (index of refract ccvj4 ff- w+a/zghg6,ion 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 fbbfw )/ )loyh,ys6wj*or light spreading as it passes through a narrow slit?whbw/ ol6*,bsy)f)jy

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects such as buildings, whereas. bdkee5 t+(hw light is not noticea.dtw+ b 5hkee(bly diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible zv(30d (2 zdv .t.mgusg oda1ufor alternating light and dark bands when light passes through two or moo0( ds.g3vz(mt1uuv a2z.gdd re 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 arvz3 ,hba:myb x;3)wk xcg/( sde said to 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 screen4twy z6 xdfv68 are in phase with eac6 vdzyf8t 46wxh 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 coherentypwnt9eab on;unb o ))f7*-rhe *+lq xv*++yz light travel different paths arriving at point P. If the maximum constructive interference is to occur at point P, the two b+9-7tqnpre ))+h;+z*b*wouef n nyl bxa*vo yeams 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 9n-i byjdh3 sl0j0rf/arriving at point P. If the maximum destructive interference is to occur at point P, the tw9bl00jdr- i y/nsh3f jo 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 /f1 9 p 44cmky qk1votwra0s0z(j6dfl in a double-slit experiment, li k4d9qc4/jt1zfkaslyr6m1f w0p 0(o vght from each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spot irio-l-i2jiwuu 3 * ii5*v kj1gn a double-slit experiment, light from each opening arrgijklo-5wi* 2v3u 1-riui ji*ives

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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 brig *(-/jv9sngj8 acgsfv d*/say ht spot in a double-slit experiment, light f vs-jn d(g js* /a9/8fygas*cvrom

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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 seq*zfrl+,snxsb w4c ln,(t;r0paration between the slits decreases, what happens tonsrrqt4 wl*;bl n (+,s,xz0 cf 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 w gvjfawl0x*t *m; 8d(is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happenst*; ajlf md8(0g*xw wv 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 light trave gz,6* ,tmxm-dy/ ehkels 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 arrive+p,-sfqr;kc g+ s2tln3- rbuy s at a point on the screen one-half;-pugb-q+yrr+n t3 2 skl,c sf 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 ;1.;vl 5/s py;k:gl x.( tiyyhpsfx qpdouble-slit experiment if the separation of the slits is less than the wavelength of the light us5ps i(;sqxtg lxl..yyyh; pkv;/p 1 f:ed?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adz: .:7dnxx.p udj i7ubjacent maxima in a double-slit interference pattern using : zb. 7d.dnix7jupxu:monochromatic 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 vj-k ,z16oqen)n7x d 9qf-8afy frg /da prism separates white light into different co 1fjx6, rodaf /kyqqze-d78n-9gf n)vlors 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 alq 8hs*ql m 0dbxw0 :6d7lo9asqlows 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 6 -4vh+bksmacis 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 vjv zm+a iqy d0*/q)gs 7x/2xxis 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 greatwbc rs1/g/oc4 est refraction when passing from air to gl /4o /swcrb1cgass?

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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 passing from air tf-j 9nh(j) xmso glasshj-)xf (9snjm?

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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 o;civxdj/liaf 9d6-5zn a thick glass plate with parallel sides, at an angle betd;6/ 5iac9zjvdx l- fiween $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light source. If she now holds up two fingersi+1y 9 o*i;n th9mwwg 4bkljy*fhz(z*, with a very small gap between them, and looks at the light source, sl*ob( 9*w*n4hj;t z1zhy igy9wf i m+khe 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,ht(jv+:pntahn14j /h 4xwams:;v ra1 if the width of the slit increases, what happens to the width of the centrp(w:m h :rjv+1 ht4th4nsa;/ janv1a xal 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 hasdftt y2*hs6 c4 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the di dth c2t*sf46yspersion 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 diffractx(7 job0apxd ,(5;f 8btahsk/sr-fuv ion gratings with the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam5b-8(0k vtaojsap /hd,x7s fb u( rx;f 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 reflectiov7t mpd-wx nz25gq+)v n 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 monochro1tpx/)hs (fpzdm :wn)matic light waves can interfere constructively or destructively, depending on their phase difference. O) pt)m1szwd/p :nxh(fne 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 boundary, 9.thd:ytv 4ode 8xq.ltherelot v9h .x8deyt.:d4q 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 aikkg/ 5 faae(y9r, is reflected by a glass surface, there ie g(f/ka a59kys

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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 vioz+zfy/ 7s.pkewed in white light. As the film becomes very much thinner than the wavelength of by.fs7+k op/ zzlue 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 xyxz:/dyn0cg *i*2nkof light in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applyn/xxg*ikn 02 y:*cdz ied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plate and illuminated from above witvn*tc*u(2eykn * y s+m q1hv1hh 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 the glass play* *h+ une1my21tsnvcvhk *(qte 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 sungl)y4ry0lsv3 xfasses can reduce glare from reflected 3y0lrv)fysx 4 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 polariza.1s; / drnkook vmosmi459e,ttion 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 inasc7)n( tu 5kk a dichroic material like a Polan7usk)c( 5tak 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 m:(w n,3a vllevjp-mxq;y5 w: 3+6hcpvhyiv-to each other, what is th5 -pinem:(v:+wpqc mva 3v ,3lwhy6;hlv-x jye 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 surfaret8clof r;ex3 ./dwp7+i) yzce 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 a j 01kxa1ujee,t

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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 iwt d9m/ 4yi,+ eytc,pxs 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 mor*.dvc g y+.lsb+ ii1qke blue toward the zenith (overhead) than it does toward theqiyg*+ c d.s+ik.vbl 1 horizon. This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It pqe /f81vre nen. +yrgl; 2dtr*asses into glass, which has an index of refyn./8e2lt rv g1n fq+d*rr;eeraction of 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 /s pa/tkuf5z)in a vacuum. It passes into glass, which has an index of refraction of 1.50. What ik z5utafp/ )s/s 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 parguz 6k bin s. ezb2,/e7,hfc6sses into glass, which has an index f.zcsgbhk6n6/ er,z 2u, ibe7of refraction of 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 nmuc bm5obx6)avj6s0;/* ru7kwx + n yd5jdqlr; in vacuum 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 founrkyx3mrh2xg ,3ijs85 d 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 sr g0:n7lk1 abtravel 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 sa. , o43g yygxhpk.9aapart. Monochromatic light falls on these slits, and produces a fifth order interference fringegka .aogy.3yhp4, s 9x 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 falm ,hv894cd lrpls on a double-slit and the third order bright fringe rlm 8cd v,p94his 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 betq+hd6gcwo:d 2ak; 1hs ween 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 firstqk2+acdho g;16d:whs -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 separ q0lkrm9d))q6;vc.hh v y)hefation 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. At what distance 9vqr) hveq )mc.hk ;6)f l0hdyfrom 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. Monochromatiw23s mbwslp::c light of wavelength 634 nm falls on the slits. If tlsws:pmb w :32here is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Youne s8+c5bfr* p/oty;eqg's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is+/r c;s*p oqtee bfy58 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, 480 nm and 700 nk2 j9p otacpn *gff3*qvu6,h(m, strikes a plain piece of glass at an kj3(2*fqvoa *9 t,hppuf g6 cnangle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the glass.

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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 nm) and red light (wavhtv -z:ci(-2mv at5uc elengt --v z: 5c(ciuvmttah2h 670 nm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width 0.20 mm. What is the anguw i/m5k iq3 n:ja*dv .i2/;vkvz )fdu1 mmvn(clar wi;iiuv*)z k cmi/:q/( nd2dfw nvmk5m1.jva3vdth of the central 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,.*itfme7o/uqjd,u 9xcv(f ,ncn 1gy4 is illuminated by light of 550 nm wavelength. What is the angular separation between*fj74(/in,qu,go euxfd.1ynt 9c v m c 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 si-h;6bck37alt4 tohp p ngle slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pat4 6bckahl-opt3ht;7 ptern 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 slit 0.20 mm wideimcqy9yf+-,qept* eur0r v (5 and the diffraction pattern is produced on a screen that is 1.5 m from the sli,m*trev 5yue +0-c pqyiq rf(9t. 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 width 0.300 mm. An observuri7 auoow;024:yh3suip h 6zing screen is placed 2.00 m from the slit. Find the positioprh :;s3iwhu7 z2ou o46y 0iuan 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 incident on a slit of width 0.300 mm. An observia 5yvu5o ,fz7eq:eb870 erv ohng screer:ehfb0 ,7oe 7e 5qyz8ovau5 vn is placed 2.00 m from the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lined34 ejo:ba+kss per centimeter, its second order madak4s 3:eb+oj ximum 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 the cen a:0 wvg-ievtj8af5f7/ni 0 zntral maxi0v0/iv 7zt gn n-j5a: iafwef8mum and the 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 on a grating that is 75 mm wide and ruled w:iy;))x a 3(f hf.w5fg hd+qnezdg1 lqith 50,000 lines. Thn z:;hqqxlg+f.h5(d 3 )f)iwea ydg1fe second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a first-oqaw5q t,d3j *l3y+s jvzu0-zorder maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-305uz +3sqv*yjzwq d-a ljto ,order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it. Whatsuqwiemg 0nm jp.zp4 ,g690 e6 is the angular separatio,emme0gi6w0qg up9.njs6pz 4 n 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 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 1 p2uuxi90ok+pm7lhc grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the cx9o uu l+m 1027iphpkfirst 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-o onvf wn vfj ,ces-3qtflp3j*/4z2p40rder maximum occpj4n0stflwv2fe, 3zf 3jqpv /-c n*4ours 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 9fjpq;3zplq5e ;g y5l.5ukaw .xsjt 9incident normally on a grating. If the third-order maximum of the diffraction patufj9. sz9 p5;.klajy; q3tlw qgp55extern 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 k:hk018evlvv 3m ss2f wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed a:vl3s k8k1s hv2m0evf t $32.0^{\circ}$, 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 glass plate at on--ew/ir 4 gihchmx3jiel1j 98e end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 60 /cjmwi8eri4h -hxg 91 -ejil30 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 r8/fq0 me wen; p6klgy*,g8mwon of 1.33. What minimum thickness of this bubble will ensure maximum reflectancee,6ygl 8qn r8k*m0mf;pwew/g 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 is the 7irxle- je t4+minimum thickness of film that will give an inl4tr +x 7ei-ejterference 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 nonrefle y0 6i9 ,d :0onzopjhflkwe8s r9zr(o,8had4ecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 n :yhrw9id (efzzla 4 0onos,8,k6 9j8hed0porm?

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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 the k4/fixb3n7, f qfo xpo6 )oqs,j(5cfiintensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotated f4sbij7 f kfofqpnc3ix/o,)o6x( ,q 5 $40^{\circ}$ 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 rotatf2 /kz2hz+ zsoed $30^{\circ}$ 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 in2gdl )yyl ca(jhb1 ;b/ air strikes a flat piece of glass at an angle of 1bdyjh ab y/2);lg(lc$57.3^{\circ}$. 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 trnp t*n ,;4irwy-gehj -ansmission axes of the polarizer and the analyzer ary4h ; ge*t,pwnr-jin-e 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 Mo7cimz. xaxc21x lmvo2j 93c t(on when its image reflected in calm water is cz 92tm cxj cliv237ox(.x1c amompletely 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 iq:/+ltypu4anp4h w *w9a h)dthrough a polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the inapu 4*t qlh+i:wdy /9phw) 4antensity 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 ftahgrn ku9 8, p16(* bk+fxepin vacuum and reflecting off a piece of glass o( n, f+pa6b pfrk8t9h 1gkeu*xf index of refraction 1.48?

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