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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 principletvup:8d 5 :yli.
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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 alx3jgbg;-bjm2c)x cv, v (c, g false statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light is attributed tdx +:*r-ue svco

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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 ligh z 4j7ckiuln-2t 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 dens3je1;ok oy uk+ity,

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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 in yso-f):bib.sj*j 9 mbvcj5f g-es:3 daw: +tp air, enters a piece of glass (index of refraction 1b9js.sie va :fs:)jb :g jyf5*cd -+twb m3p-o.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 (wavczpx5 mji):5 / blsilm4ezz4(elength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its wavele z)/ilml4zs(bcx 5jzpi em4:5ngth

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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 spre4x :nvn jj6w)a3o0au l: f*cwk-w zet,ading as it passes through a narrow slit?,w:) jnnkvzc4afe:t6u0-oxjw l*w 3a

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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 lwtxe3sk7 me:( w0n2g xarge objects such as buildings, whereas light is not noticeably diffracted. Why is tm3 xkn x sww7te(eg:20his?

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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 darkhu;iblj av/ 3krh0 (t* bands when light pa / (vaj0r *uih3tb;hlksses through two or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said to be coherent if th:o*. z:afsmh hc4w8, rbvu .etey

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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 sayvjq mjkg l9+n4 d60/t-v2fn ojk;hwi ) that two light rays striking a screen are in phase wittoj )0vl9-4/f mhqd;nj nkj wgi+ kv26h 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 lighcy4+ ;;l/i(f;i f ntvel/y utkt travel different paths arriving at point P. If the maximum constructive interference is to occur at point P, the tw+kvyfli;yn lutt4 e;fc //i ;(o 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 p3 li sqh5kp60goint P. If the maximum destructive interference is to occur at poipqs5g0ihl 3 k6nt 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 either80pt -qskpc 71s en8teuwe 94t side of the central bright spot in a double-slit experiment, light from each opening arrivt17 p pk4tw0su8s8eq ecen-t9es

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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 t(;: qyxephc e+:gie6 rhe central bright spot in a double-slit experiment, light from each opening areyh cerg6exq:: +p;i(rives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the central bright spot c-rigd bf :2.vl6q)ue in a double-slit experiment .ivlfq-6er g)udc:b2 , 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 separkk oczl+;f; 4w ,q:dzgation between the slits decreases, ;z do lg:4k; +cwzq,fkwhat happens to the distance between the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is o* b g nu6f.jw-hu9mt2kbserved that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separat.2u -gtu n*fw6 9jmhkbion 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 travelsyoiu d sga qv//y 9.aunlo():g7e- )zv 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 0w* o,3qvz r 9-gmiqgkYoung's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is oqo- 3ggw9 m0kv q*rz,ibserved 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 log156c.jgzuibt aalu( zs1rq 6 96, ra double-slit experiment if the sep96i tu( 6za6g1ac ,rbzlr s15l.ojqgu aration 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 betwe7zm8kmis 6kgr10 dg5cs9 yl x; jc;x-oen adjacent maxima in a double-slit interference pattern using m9ssgo z m5i7km -r1jc k;c6xdy;l0g8 xonochromatic 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 s.vi+(om,2j bute0y/ue( hu omeparates white light into different coomuv+yee,u /.otb(mu i2(0hj lors 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 vdd2 g5zlau,ih33/bwr5k-qt 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 40(-ca+( i)7df0qhkm c+g iz2umx qdxd 40 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 s n qj ua9eobabo/ qx*2*(p7rv3lightly longer 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 t e5if ss/umcb0n0q;2azu 0s1ahe greatest refraction when passing from air to glczm;n0 25sif aa10 s/ qeusbu0ass?

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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 fro*a 2.n* cev kismf.0vem air to glas *0 svv*fmiean c2..kes?

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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 incsjj sy*d26 hz t) xk7yl4y/*pgident on a thick glass plate with parallel sides, at an angd/ gjy*ps2 xy ykl7hs*6 t)4zjle 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 v en :/1up5l l/rxxt- oczg0tz:ery distant light source. If she now holds up two fingers, with a very sm5l ox: c gue//0lp:t- zrzx1ntall 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 diffrap4 6gb0phmvv.e,l:o hction experiment, if the width of the slit increases, what happens to the width of the central maximum vpvm4e.,pbghol 6 0h: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 grating8q :z3:w ghurjf o5-wgs; one has 4000 lines per cm and the other one has 6000 lines per c g5:zo u-j3:qgwh8fwr m. Make a statement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratingsom)i y 8d6fpv( 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 beam of the same monochromatic light, make a statement concerning the separation between the orpoy8)vi(6mdf ders.

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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 reflection andr xouv+v-3han a/;n:w

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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 lia0y/ pcle *q1lght waves can interfere constructively or deac0epl* qyl /1structively, depending on their 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, whicvn/x c .su/:tfh is traveling in glass, strikes an air boundary, therts.:/fnxv/u c 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, which is traveling in air, is reflected by py *6mga 3as 0vo,eyjq(3r-ldh9(xtn a glass surface(ag rl0 deq6 an -y o*hs3tmx9,vj(p3y, there 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 viewedme2pkinf 5j 7b;9ytvf7rbz8 qq: jx5 7 in white light. As the film becomes very much thinner than ;r bi5mf f qz98xvj2nq7y7tej7 b5kp: the wavelength 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 light in magnesium fluoride, what is t6 j8axyjl574v qzp6x bs,(im qhe minimum thickness of magnesium ,bl 8xa4mjq(j6 pxvziy756sq fluoride coating that 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 glass plate and illuminatebrl4)cc k()h od from above with monochromatic red light. When viewed from above, concentric bands of red and dark rco(h4c) )blk 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 sunglasses can reduce g ep/ys7 5q. qajgz76ghlare frpgq .75/7hqsjgye6 z aom 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 de*kz)vp7p 2d9l+ tisbp fined 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 wiev 5jpvc h,h/9w0 i4to obtain polarized light in a dichroic material like a Polaroid fileiv0wj9 i4vhh ,pw5 /cm?

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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:;n*/qlee/i5bqsn5 k*ihgw g each other, what is the percentage of the incident light which weewgs k/gn5/ ;l*h bqini* q5:ill 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 surfa; 48 ixvulrs u)8gkkz4ce 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 greatdzr(9sai5d5h j47b )v*/ acodzgsa j4est 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 i +1ad t(,brs yxsyaj txkr73)2s 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 c vvll,k491ay mby9 *v74cqzrs 1ul7vto be more blue toward the zenith (overhead) than it does towarlsc9bvv l1ur 7zy, ya 4*v9km4cvl 71qd the horizon. This occurs because

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

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelengttbte(h22*o mf us d6+gh of 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. Whath6 obdgs(*2emft2+ut 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 glu ,hrs)okf 0u8ass, which has an index of refraction of 1.50. What iso0ku8fhu rs ,) 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 g lupd(9b oeofpo*iz 7,z*;k2 p; nn8helass, which has an index of *no7*, e8keh(po2nod ib;plpz z9;f urefraction 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 nm in vacuum ik7o5lt sw4tden, r.s7 s 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 t ,a3l-m5p lq.p qh,djyo 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 npkbgt.mf.y7qy72 /fair 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 69- ar7 iasxw5 ..ak*5xmbrqpf p:)c pk.00 mm apart. Monochromatic light falls on these slits, and produces a fifth order interference fringe at an angle o.)brs5a.r xq5wx-k7m*fpa9p :akp cif $32.3^{\circ}$. 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 bright/kx i ja1 jjl-2b kf9wr30,ecv fringe is seen at an angc w/0j 1x3elak,kjij b-rf2v9 le 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 experim1o ,gtv4 gz.ejy-.ag yent, if 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 fj aeg1 ytz. o-,y.gvg4irst-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 sli/ewh5 ho96lgxnhj)7u )le +kz2kqn8kt separation 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 w) h/oek le u6k+8 gh )7zjqk5nl9n2xhscreen 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 apart2w-))e thh yat. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjachtt))e - hy2waent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup :mf: 9q59m6wks(ng,/lbbhikik j w.t 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 ts9hk f,lw/km.niw( gqb95b6: kt i:mjhe 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 (v4gz ( +le6;xjs 5dbtnj6hylwavelengths, 480 nm and 700 nm, strikes a plain piece otj6 ve(g;b+jzld(4 hsyx 65lnf glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two 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 x8pw (ivow)ta7f 0c5jblue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glass avot7a( 80c5 w ijpfx)wt $80^{\circ}$. 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 gf q htv 58p)h,* o0sd;lrji2eangular widthh ,;*g0 jdo5 f2th)s r8veilqp 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, is xy1g,b .ewc38qhvm: zilluminated by light of 550 nm wavelength. What is the angula,m:13beqhgwz . v8xcyr 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 sin9 wzz7(xx vt4u5drd -6y aluc3gle slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction 6xzd5x-dtz v9wua ( r3 yul47cpattern 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 tpxizkzxz 1**o(/i7fc7- m jpon a slit 0.20 mm wide and the diffraction pattern is produced 1x**z i 7-c zfx(m/ktip7ozjpon 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 580 nm is incident kq+s q1 d4vw4m7 lezbn(y2y4non 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 fringen2z4(nb7mdq q+14sv e 4yykwl 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 i w4wyb ccdm-9pscbc 073d4 cp*s 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 cesc yd b9c3d0*ww47-4 pccmcpbntral 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 cd0 ns,n ndf5f(entimeter, its second order m dnn50fds(f,naximum 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 f g3y;u9bwtf4 lines per cm. The angle between the central maximum and the tg3 f u4;fby9wfourth 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 incsln e3ilg,)jffjxev (lu32f5 5hf v-9ident on a grating that is 75 mm wide and ruled with 50,000 lines. The j 9 xsujlee33hfnv i- f)g,25ll vff5(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-orded d2orqeapwv rd h0i7u-9;-q 2r 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 grato97 -iaw q2v pqdr-02rddeuh; ing. 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 centime0v5kt gq 0;*hg7bf;knm/nwb+ wg1jg fter ruled on it. What is the angular separation between the second and the third orders on the same side of the central order when the gratin1bq+fvggj g*n g ;t w;mb0w70/khk5n fg 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 sped(zfj * 9ppofnnhl/97 f u/da5ctral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appead 9 fnpz*7p( n/9fo/5ldufj har 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 gjcs;y/tz;, 13 dzyk6lrd zw8mrating. If the first-order maximum6m3wyddzr;t j, l1;8 cs/zzky occurs 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 gratin+q8/l qer0-f kd:decsg. If the third-order maximum of the diffraction pattern is 0 k-es+ld efr8/q:d cqobserved 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 normally on a grating. koq3 lc wet, xp/) dy-os5t39 es)d*ze If the third-orde d *de-z qlw)kexps3eo,c)/ttys9 3o 5r 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 lk 5nw* 4b/:f:ekx6;gkfd spzpong is separated from another glass plate at one end by a strand of someonn5g 6 ;se/xkpkzwpk4f::fb d* e's hair (diameter 0.010 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 index of refraction of 1.33. What minimui;d m5r:cy 0cku zqsuoe/24u-hh)i: a m thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wavelength light?y4 umu0 5ko );d-hheqc2: irais/zuc:

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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 fi1vojcl:lb drm ; ti(;*lm ( n = 1.33). What is the minimum thickness of film that will give an io;mr d:1 t;lib*jcvl( nterference 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 thi7yd edcn8.i5b ckness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for w .e 5i8dcnyd7bavelength 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/.(d0ig pj,;n1hie- pdcsueys placed in a beam of unpolarized light and the intensity of the trands0y gpe p;d.i(1h/-i, jcunesmitted light is 1. A second ideal polarizer 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 rulr adk+95* ojzy2c zuanc-*,otated $30^{\circ}$ 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 of g0cxc)wu14h(anmd;fcb6 c0xi-u nd p7lass at an angle of -;b0cdwm01 xu() cx7inc dnf6p 4u ahc$57.3^{\circ}$. 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 po x 2w;fd3gzb(lt27i 6a3dd: xnp l6ffolarizer-analyzer combination. The transmission axes of the polarizer and xb2:(7x lwp3g;6odd 6ai 2 3fd ftlznfthe 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. ae7ysm*(e di Moon when its image reflected in calm water is completely polarized?*y7d e (esa.mi

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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 ackhs 2v3 al8,xnd then an analyzer. In this process, the intensity of the light transmitted x ,l3a v2h8cksis 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 imetno7e wr3*n)- hbr4n vacuum and reflecting off a piece nrer4ewmb t7)3ho* - nof glass of index of refraction 1.48?

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