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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 princdc2 e* vokeb foz6x;np;+em0,rqhg-7iple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followik54 +ppla01 fyosf 3 zdjv)sz8ng is a 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 i72pg x eewmejca;2t0m+b, h2 b q8xv(us 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 lighrnis,+8zd7q p t 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 different optical densitx-f5tt20y sucy,

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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), origirkv0:w:s9 f senally traveling in air, enters a piece of glass (index of refraction 1.50), its f9fevw0:r kss :requency

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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), orif )3nd9grx0,kny ,yuw ginally traveling in air, enters a piece of glass (index of refraction 1.50), its wave, n0u3 k ),g9yryfnxwdlength

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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 pas bsnyp:i,d*5x ses through a narrow slit? p yd:isxn*5b,

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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, wh/vtrb8fx 35hnlou g//ereas light is not noticeably diffracted. Wh5/ hlux/r /vtnb3o8gfy 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 dark bands when fznk/ hp10e 2x6wnfh0light passes through two or more narrow slits?z we20fxh hf 6pnn01k/

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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 sa6,psxbz.ai1 q(-pj5d*u qg7bwxop 1o id 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 strikfn-pn2x; 2jw3hj uhi-)gg9o fing a screen are in phase win ;9w22pffg uj)3 hxjin- ogh-th 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 po:q0bp5wzo0 c 7sfz alw+:gv/ -,q e2oohbzxp2 int P. If the maximum constructive interference is to occur at point P, the azhb/q v:c oz0 bw0q7pe:fo ,s5w2+logp z-x2two 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 dt8hth grk6oylzdfcf gs1km2 vkz7 40p72(.*the maxi vmk0 do46 hpkcgzzf (sh1f*rl7t2t82k 7gd.ymum destructive 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 centrjzad,nq 99p e8+g (rzual bright spot in a double-slit experiment, light from each opening arriv8gdan ze j+qz r,p9u9(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 eithb v+w2-rxjmo.f 6:ulx er side of the central bright spot in a double-slit experiment, limbxw+l2 6 vruj:-.xfo ght 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 eithesd sa /6 v-lqags1ht/w/1 erg1r side of the central bright spot in a double-slit expe1vg/ta1s 1ah6gr-/qsls ew d /riment, 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 separsek(t;,,x(rxxi6 b1h1 3 i-cnpjr monation between the slits decreases, what h -s(rje 1kxn nit x,1p;6hrcoi,m(3bxappens 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 obset.meu xax5qhz6 184jx ykmc p:d60 1eyrved that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance betwc:ma1h6yj.udm 6 t 084xzpx1y eqkx5e een 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 travels pahieazl2-5tq 5 th $P_1$ 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 6qw,r;z9ao z w6s.wtsof a Young's double slit experiment arrives at a point on th zsoat .wsq,6rww;69 ze screen 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 fring:fd:rjsstv.zcm-b3v ,4 fg1jp( va d+es in a double-slit experiment if the sepav:a(v rvtp fdcss bj j.dg- ,31:f4m+zration 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 interference p4s2wb +kn ply1b *8ka2pvwc2qattern using mo1yl*awp+bcbv8 2s2kn4 q2kw p nochromatic 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 light int ugc.i5,a( :ez/e caqymp,(rzo different col :ir (u5,.,mcpzzayecge/( aqors 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 allowsyl)j6gs 52xyc 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 shortd5vro/(vg:v p-wy b;f er than 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)9cmf s9 wwkj0ht.. pb 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 grl+ nm8jf e4oz6eatest refraction when passing from air to glaz6e4m8 +nlf joss?

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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 whery-q cpb7-7zx n passing from air to glasr7cp-xq -zby7s?

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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 thickp);)mo7 x antk glass plate with parallel sides, at an anglen koa)x;tm)7p 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 distant5cmjj-xpy/c2q.n3a w x(9 d px light source. If she now holds up two fingers, with a very small gap bey3cp cj9.a -2(w5xj xxqdp/ mntween 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 experimenc(e wio10 8wyd:ifmp*t, if the width of the slit increases, what happens to the1p:8 om ec yi*w0fwdi( 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 per cm and the other onxmx(ukv9l(iu *akq: ,d e;y5me has 6000 lines per cm. Make a statemen*;ax(dmk9qm u: k(x,yiue5l vt 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 diffracti wg p1u*dz:e(e9*4 8lzyjj :d)rk vi1su3veevon gratings with the same slit separation, the only difference being that one grating h*vvu31epe)ru :e8ezv1 *zg iljyw 4d(sdk: j9 as 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 caused a-s)i)fxt*sv 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 monochromay)p::bdxg )na5oemx 1uk b-7otic light waves can interfere constructively or destructively, depending on t mu-o51edbp))yx7bg k: nox:aheir phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes an air ctu,q8vv9/ qmo,vg06o f ,gjbboundary, there ivofc8 ,0otv,9 m/ g6,qvjbuqgs

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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,tufwgk.q; .d;6y1sjf is reflected by a glass surface, there i ydf q;t.k; swju6f1.gs

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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 lighfn (3aps i/um3olh;i1 t. As the film becomes very much thinner than the u;fmn/ pi ol3 ahsi3(1wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of ligzt5. 1z1nsb9 z8fdljp ht in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reft bzdljs8f nz1195.zplecting 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 with t ls u5f38n3brq*06+sx x1rgivg cta- monochromatic red light. When vgt5xrs g+ 03lvst-3u*nc6afq 8rxi 1biewed 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 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 ze)m,6gq dl93bvzfj mk -;ax84wh/ unsunglasses can reduce glare from reflected surfacemvg/ nzj h,)4qb9mfwex8zklad6 3 ;u-s?

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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, +d+i hj9*ia hqthe direction of polarization 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 dichroic material like a cz8dm2n fpv* 0Polaroi *80vzcfp nm2dd 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 45or ;gn 1w6ejyioy;operpendicular to each other, what is the percentage of the incident light which will pass the twoo1e4w;yjn5; oi6 ry go 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 surf0:q/w.:*zr3ivk vmnv k mzkj6 8n/tpbace 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 g7fd6:pydbial:) ea4 z25 l3a lv;ero/jj f:x areatest 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 followingbfr du.nnf .- -yl3uhju9/4f c is 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 to1 n csnph13e9rvg3dg* be more blue toward the zenith (overhead) than it does toward the hoe*s3nv 1p93ndgr hgc1rizon. 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 passes into glasg ( a6n-la4vnqsoqy)9zj7a)us, which has an index of refraction of 1.50. What is the wavelength of the light i4 7y no 6-anj)qqlug)vzaas(9n 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 h9v+5mvil/ +thw uykr*as an index owkv5ui rv++l9/h*m ytf refraction 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 int xima r1rx4 lx;12y*z bm12wgfo glass, which has an index of refractwl1x1r1 imzg *f 4x x;baym2r2ion 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 5,pmvqdd /z (/2 hv2rcz50 nm 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 ina m+n 7n0dn *kpfm*prao1+0ua 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 qz-/ jdqb*k9)swo5 cai ld5(ivo +)xm 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 u.ct -pw8 tpne 1a8l4f0ss6i8gnz1hefalls on these slits, and produces a fifth order interfegwsuzte188st af1i6ph n4cep -n.l 80rence fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and the third order j;bg)ma f- ..nhmjm;vety:8nsg5;adbright fringehjva8;gm: bf .gmet);j ynma.ds-;n 5 is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the sebep005a5 qn kmparation 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 kemqbp55n0 0a the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit sd;h9zbrm:1s z1d3-kly oipj 7eparation 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 from the central maximum on the screen will a bright fringe from one pattern first coincide with a briszrj 1li:z7 kpd91-mh ;3d boyght 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. Monoch*xu l df-68j(rnxrg+7 xhju+ xromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interferencer8( 7g x -ufr*dn+j6+xujxl xh 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 Youn2edyeg, 0hgh3. l+l3)woddt v kc9m+mg's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the z gmtch9) vml+e0w, k deh y33o2dld+g.eroth-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 wtmy6mfhn n ( u39le7jz/ c8s)ravelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glascuym3 e6)nnz9 mlhj 8f7( /srts 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 cjtcqd0 h6e89 of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick pie 68cj09hedqct ce 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.vu5y 3obaj*6rc0awg a single slit of width 0.20 mm. What is the angular width of the central diffractiyb 50a6*ro3gw.c a jvuon 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, is illuminated by -p v k/-nvjo*t6wc f++*graah light of 550 nm wavelength. What is the angular separation between the first two minima cvfn- a+jwaop-h**/gvtkr +6 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 sin3h rw4uw:f-3 nnt-kzhgle slit 0.75 mm wide. At what distance from the slit should a screen be placedn hwr:3kufhwn- 43zt- 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 incijw ca2a 9r+/w cf:qq o.,,kkmident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What isw + cq, c.k92ijaw:qrk ,/mfoa 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 widlz*iedgyp 5x*qe9z65 2( 2y paxf r( 3gfs8nkith 0.300 mm. An observin5zpk*iqf d gxispxy2((f2l5r*ga 3nz8e9ye6g screen is placed 2.00 m 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 incident on a slit of width 0.300 mm. Afzg(2bm64dbhr ;tk2o. l:s u b3 tcb.ln observing screen is placed 2.00 m from the slit. Find the(o.t b 2bz .;gbhc3br6s:f2u dlkmlt4 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 withrgl7mv 1o bx,*u yxpo,f0(gz6 7000 lines per centimeter, its second order my,u *0bm 1r,o xgov6zl (pfg7xaximum 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 cgwk+d , xp:bih+ .4oxgentral maximum and the k+o dgpw+ 4g,xhb.x :ifourth 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 gr81;x2wmp 7 *bezte*y/ o zpcreating that is 75 mm wide and ruled with 50,000 lines. The second-order m*omz1 c we2/ybze8epx7p; rt*aximum 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 experim :y l6b*20ylbrkvvs3ient, 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 grating. What is the wavelength of the light from the seco *l36yrb lv0sy v2:kbind 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 th -313iop gev osuyc4t gpj5d4q*6 re-re angular separation between the second and the third orders on the same side of the central order when the grating is ilpgg4d34i1-juor rsce qt y3 *5e6-pvoluminated 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 grating. If the grating has 2 e753x/g l:uiw+1wyx0l ak- u*ak uhfo000 lines per centimeter, at what angle will red light (6400w+xuah:u 5kx*a l-1kwl goyu7ei f/3 nm) appear in the first order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. 8 pxjmq.9jyrou19 3c6o gekq y8w/pq/ If the first-order maximum occurs at puy qgr9 o1 mpjq.woje 9/y3cxk/ 86q8$20.5^{\circ}$, 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 normally4d.v-srmj9yuow2o*-.fn s hq on a grating. If the third-order maximo* 4 -jrsqv2uw hn.sof9 -.ymdum 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 wavelendez03.cig n)xc+ 5m 7t cv*aml .7elcqgth 500 nm is incident normally on a grating. If the third-order maximum of the diffraction patter75m)vtcdgncl a03 ec*7 +.cl i.qzemxn 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 anotherb f1; :fslu3jpvk02l n glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent intek;jfpus :3ln0v 1fb 2lrference 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 minimgu qh/a* :hlt6um thickness of this bubble willqh6*lha:tg u/ ensure 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 illuminates a sos 2c xaf;3v(wtap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident sc 3( t;vwax2fnormally 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 fierd+g mji- ) .;of sy3;ivl0kulm coating (n = 1.30) on a glas ijd -rog.3ie)lf+vumk0;;y ss lens (n = 1.50) 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 bean (,4 t5acbsuz1qh + wx/ta3tem of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarize3hq/ 1wzxt,+(et acnt bu5a4s r 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 direqr:j*0v7cx,/jvf n mection 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 f r(g;m n2sqgguwep, 2(lat piece of glass at an angle of nw,euq; s 2r (mp(ggg2$57.3^{\circ}$. 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 p+;stbio 9 hgq(assed through a polarizer-analyzer combination. The transmission axes of the polarizs( i +;ght9obqer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected in caq+2k . cf tr:ltwg;(drx oqb8b*)j.ihlm water is completely polarized?* iw +jobx qk.:fr.l)bc28r;qt htgd(

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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 throug5-rr,yun ltx;;p /m+ly tmf5x h a polarizer and 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 betweenrlm lt, m-;ufy5r +pt5xy;nx/ 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 aj a) m:k4fa)wx6b:tldti2 kd ;iok-2q ngle for light traveling in vacuum and reflecting off a piece of glass of index of refraction lwqktk62 aaixj o2t) f:b)m ;- di:k4d1.48?

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