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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 princp /vv*m1 )gdmip6j /;idkzds46yk *vuiple.
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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 sq4 84ylo kwut4i.ze-wapd ;,ttatement?

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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 lighu u,va-j 6rwlm580pg tt is attributed 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 at3+c7, a+pidcil,m t lrtributed 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 entex.:c bx0m,mk urs into a medium of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling l*f aq- w3-rgeo u6.cdui06a,yzc:m min air, enters a piece of g. 6dgrc6c-*ioay 3,m- 0zwlqmu:e ua flass (index of refraction 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 /eaihu / wsz(6z;ed/2 0yxopi nm), originally traveling in air, enters a piece of glpe/i (zu/2 ha0ziydx6ew; /soass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it passes througx7bbl-(vi d,p h a narrow s,xlb vi-pb d7(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 large objects such as buildings, whereas litg5ca9 d5kpo( ght is not noticed atgc kp955(oably 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 for alternating light and dapch;e0f .fk2 trk bands when light passes through two or more narrow0 kt.fchp ;ef2 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 coi cy (/cqx-9)tq/q,btxbgu,b herent 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 inh:/ on6 ,hwsli phase with each w,s/i n:h6 ohlother?

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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. r4nc 6a*f qrb43z2 o6bcv p3bx If the maximum const b4 r*b3xfpq 2nac6 v64corzb3ructive 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. ;ns ,x,.f irbxwm-gr) If the maximum den)m , r, xiwb;.x-sfrgstructive interference is to occur 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 iafslhd pu d f-,)vj46qpf;pc6h9bx*7 bl (xn8n a double-slit experimeld,4 fn*a;dj)668c-p9hxlsxbhpbu pffv ( q 7nt, light 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 k4k5 y oh ni1raa1y**csbom26the central bright spot in a double-slit es1cm2*6yk iyr ok *an5 baoh41xperiment, 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 :ojojj 8 5y4 w7onl3vapwi4,t either side of the central bright spot in a double-slit experiment, light fl7nitjawo jo ,84vj45w o3 :yprom

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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 betweewj5;inl9.fme a4a c j6n the slits decreases, what happens to the distance between the.alj4fj5 ina cw6;9em 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 obser;:f zu) od,meaved that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when th:z ,ude)a;o fme 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 travel0 3ym.zfp:t uuatzsf d1p.sw4 206xrqekj14bs 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 experiz5c+t.ybq w kim enys9j19x7* ment arrives at a point on the screen one-half wavelengthmyx ke. w9n5cqj19iy*7 t +bsz 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 obtainxyw6 :.f getw* interference fringes in a double-slit experiment if the separation of the slits is ly tw:e*xf .gw6ess 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 interference patter aqfmt.qcx)9 cei3++4 f2wcgtn using monochromaq 9c++ 4 i3tqt.wffxc e2)gmcatic 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 lighu+p//1wl o al08ume3 a)pz)u ajdnbn:t into different colorb +u a:3/8la lad/n0)wme )jznu1 ppous 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 toy0mkpe6xq0(v+d u d2p uk2(nf 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 th 0i)va8-z4(rs owzuom an 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 n b( by1;,uful-js1j f+b r1vdmm 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 p 9vh.8xe bow:kassing from air to gh .:vw bek89xolass?

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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 aiw h zj,8)pe8lcr to gla8j 8lc ,)zwpehss?

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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 incidenjri3cr3j (e3s9 2o2yqnli pi 0t on a thick glass plate with parallel sides, at ap0 ien(9 qs2 rcyijoirl2333jn angle 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 lx 9efbvxh f9u2 //zci; n zhz32gj4spfkd:4h+ight source. If she now holds up two fingers, with a very small gap between them, and looks at the ligzzfjgph2 9;9hh bfux 4n4+/ ds/vef :ixzc32 kht 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 :2of z /qdxuk-experiment, if the width of the slit increases, what happens to the width of the central maximum on a screexq:k2od u /f-zn?

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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 tog my(d0 i/r0and the other one has 6000 lines per cm. Make a statement comparing the dispersion of t/ gdi 0o(0yrmthe 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 zdg 64gjmpt-n48 6 zxugratings 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 jzx8u4g g-m646 zdn tpbeam 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 causrtlkt. zmn l.xn6 94,ned 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 interfer x0narrx ut y; v ;5gd,id3,rqnad8n47e constructively or destructively, depending on their phase difference.y4n,rrxu7tn, i r 8v x3qdgn;a;05add 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 glgb4qx(xixn / ka0:* qjass, strikes an air boundary, there is igbjxn xkx4qq*0 :(/a

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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 reflected by a glass f)b(,ic/rx p0n70nx cmz hj9tsurface, the0z / 0xpcbc(jxn,it9mhfr n 7)re 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 vie o7crj5s9rc;q. :kmqx wed in white light. As the film becomes very much thinner than the wavelength of blue ligh. q c9sjqr57: mkxor;ct, 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 lighd- ..ab hlpc+dt in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflectic +l.-dhapb.d ng 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.c :o)emsr.dw9yg m o1 from above with monochromatic red light. When viewed from above, c wg oor1ym:c .)9md.esoncentric 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 c g)axa4r s-jj )7dsq*r mbb7n1ertain sunglasses can reduce glare from reflected)grna* brmj-7 q74aj)ds 1sxb 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 pc u-qygw/27-* d swmogolarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in a dichrorao)m f/tcug)s3jq 0 7ic material like a Polarojr0q))/stg3 of7u mcaid 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 otherp;wq *-g59 pgivy ;ty0v tsp0d, what is the percentage of the incident light which will pass the two ft;g ;s0wp py*9igpvv-05tqdy ilms?

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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 g+:-ddr z2ww fsurface 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 i lg rh/g3iuu8 1; y( jzs,.mo+xs(ngegs greatest 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 i9s6ji eu n(ml6 duzf0,s 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 begrvzo4, ;y21vaq ak 2g/4 gytr more blue toward the zenith (overhead) than it does toward the hori gvg1,y2q4; z v4rr/ 2gaayktozon. 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*d *zdw+z5 c)le-rz,rby kbu/ of 600 nm in a vacuum. It passes into glass, which has an czkbzr *d-lw+5y*re u,db)/ z index of refraction 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 in a vacuum. It passes into glass, which has an i)8e*s1olllq q ndex of refraction of 1.50. What is the fq8l*l) q sl1eorequency 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 idy w;lt,mq f;( (+tcju1x +fdqn a vacuum. It passes into glass, which has an index of refraction of 1.50. What c+;,f+ qw;(j tdtm l fq(1yduxis 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 -zf97 i) 7djrfl xwc*6ejpos9 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 pbvhi.vs w9s1 (8l-wjin 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 aih.k6 dsg gt jowbq:b:c+-a;fa ;k 69rqr is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light falls on these sh41zp d;u k ta5(h* olwxixo.)lits, and produces a fifth order interference fringe at an angle koo(lx15 zd ;i4a) .whx*uhtp 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 the third order bfct hu:w61 6de*)uy*2cgt d2aa jgw6pright fringe is seen a)cw* ha *gddfc61j:2g62uewt6ya tup t 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 o *rhxgs2p15sj(w,lg 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 first- g,l5gwsx2oj*(hs1 p rorder 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 experimnyli 6:odb;l,e0 n/; hk. yykqent, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A scrne;hi0 6nkl y:k ,ol;/by.qdyeen 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.c g*wtazucc1vld rrj8o( z3a0c -90.u Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fringes zru9cl.z wdcajc*r-3(o 0 0vt1 auc8g?

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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 sety b ko.at+;li)azk8nt.gqcwgp + *u62up that has a slit separation of 30.0 mm. The resultant bright frin tni*pzgk+ c8a; a2 gwb.o )k.l6+quytge 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 wavelengtkzh90+efd m8sq+ t**cr mqtr)hs, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. +*fs +mdk8q0z mh9rc)eqt r*t 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 (wavelengt+t)m(dda9 su6.3 c,d lm :evielmdu t;h 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glass ict+l. mdmd 3v:mulda s ee(6du ,t;)9at $80^{\circ}$. 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 0.2reve; 2y eqe.10 mm. What is the angular wid ;e2e1q ey.ervth 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 7188fookpw u uis 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angk78f 1op owuu8ular 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 :,b e7my ,nmq8mqk1j z0.75 mm wide. At what distance from the slit should mm ,qe b:z17,nk jqm8ya 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 pt.z obn/8cisz- /a4k ugy(g:slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from/4a /.gcy(o bngu: -tis8kpzz 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 width 0.300 mm. An observi+a0yo;50/ywhhr .gbn4js+ wcz d*m l mng screen is placed 2.00 m from the slit. Find the position of the mshdam *+;wyr ln5wgyh0 cbz04 /+oj.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 mcc9wo99zed t +0rp)qobserving screen is placed 2.00 m from th oqemcrd0z99+cwt )9p e 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 lines per centi-rl ak-uug3*cmeter, its second order max-a-luu*gcrk 3imum 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 9l y3v/yksj .vbetween the central maximu3.vvskyly /9j m 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 withq6brh0z2 e-rd 50,00006- zer rq2dbh lines. The second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a first-order k.rlt1z/ 4*9 twus gw45rc nlcmaximum 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 psl wt*9r z44 cw5tcn/u1.glr kasses 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. What is the a+nghz0d -0sqfd .g 3mkngular 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 wavele3m0 nd kq.shgg dzf-0+ngth 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 gcx7w0bycws.i87x; c o rating. If the grating has 2000 lines per centim 0c8bw;wyo sc7cxx. i7eter, at what angle will red light (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 ivsk 1hen5l9qo8x;8eto calibrate a grating. If the first-order maximum occeik88o lvq nx1es9;h5urs 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 norm lf6nzlr.u4ym5 up,4 bally on a grating. If the third-of 6.ybl4r 5nz4pmul,u rder 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 normal7) wi6j n4 qn32.cjscni1qvpyly on a grating. If the third-order maximum of the diffraction pav3qj6wc.jn 4n i7 nycs1i2)q pttern 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 anoa w.eo+22mai qther glass plate at one end by a strand of someone's hair (diameter 0.01we+.a qmoia22 0 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an inde wl)5h7ypfw l ,vswo5) *yyow-x of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wvw5y)f7y5 ows)* -o lyhw,lwpavelength 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 (4tms 1zoy.na is the minimum thickness of film that wiz4(1.yn tmas oll 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 nonrezbmxch6 3hf 5;flecting film coating (n = 1.30) on a glass lens (n = 3fhzhx5c 6 m;b1.50) 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 the intens n-:f+)brbk,rrr r6heity of the transmitted light is 1. A second ideal polariz e br+kn)fr hr-rbr:6,er is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction e jq2cqoc,8+fuji 5 dd//z,pu2qsz(a 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 a flat piece ofaema,gyeiu o1, /nn: uw(u /x: glass at an angle of yxu n/unw,e:o1 mae/ (a:ugi, $57.3^{\circ}$. 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 combina - (z1ch8bv89niso w eabea1s2tion. The transmission axes of the polarizer and the analyzer cw(es8ob az-eas981n ib1hv2are 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 wateqtr,oh gq+6 v q;qw/t6r is completely 6 h; gqoq/,6v wqt+rtqpolarized?

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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 an8v )/g1f,8o ogxvrabx d then an analyzer. In this process, the intensity 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 ogagox 8f1v/b8r)v,x 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 travely1q 5dj w/aw9fing in vacuum and reflecting off a piece of 1j5 wqyafd9w/ glass of index of refraction 1.48?

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