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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 84 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://51fly.win/test84.html
 作者: physics  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 princip3x v s3o 1pyp(w0aapus304vyple.
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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 statementow bz2r* qv).x?

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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 attribut5 b( 16 2md,ll,ohboh jtdh7or zyq,a(ed 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 a* a0o. / q/dx7,lz vxj:z(cpqcb(grzmttributed 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:l ;-88ymh k)nyui kcx 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), ol59dhk;isafa4)*c5/f l/hb, wijrks riginally traveling in air, enters a piece of glass (index of refraction 1.50), its fshl 94 j/;fk,ch rlbida*w/sik5a) f5requency

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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 in air, enters uu( p0jid4z )ba piece of bd)zp(u0iju4 glass (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 responsib)tqj1m.tygveo 9dj5u 1wy9 /sle for light spreading as it passes through a narrow slot. 9uyg sdj5wmyt/ 911ev)qj it?

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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 objec*egjnhv5z356 ga t; rrts such as buildings, whereas light is not not5 aezjhgg3 *;5rn6 trviceably 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 alm (x ym;jwxas; d:mju6-(fi7zym, ok +ternating light and dark bands when light passes through two or more ns jm6jyi7zau( m- w,;dx;mx: (kom+fyarrow 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 toj bem,++mcem 8: tyoe4kw;i pjb)z )3y 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 0d( :1gqdedjvstriking a screen are in phase withg d:de(0 1qjdv 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 d*pnj u: g t*chg7/c/dqifferent paths arriving at point P. If the maximum constructive intq* g /ncjh c7/:u*gpdterference 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 4xlg41**b *ddu sqzal travel different paths arriving at point P. If the maximum l**lbg4dd1*xaqz u 4sdestructive 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 in a double-slit: skumbnq5u /,m1gp b(bcbi94 experiment, lb4 mkqb u9u ,c:5sb/(i1b pgnmight 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 brig 51mr kpjus2t: 5cp*zuht spot in a double-slit experiment, lig: ur mz5spk5*put2j 1cht 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 either side of the central bright spot in a do1pi9vn7k:if;jw f mql4 hu, c4uble-slit experiment, vmi h c1fk;:4p4nwi9uqj l7,flight from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation betweqf48(gw m,uoh 7v mysir8wv(/ en the slits decreases, what happens to the distance between t7voiymfhq mw,4s 8 u(/8g(rw vhe interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed that the distance 4 3 iwigbl5l(vbetween adjacent maxi 53(lvg 4ilibwma on a remote screen is 1.0 cm. What happens 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 travels n7/o uz,f)x1i:p undkpath $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment arrives at ovm6lrd*;1vyr hv .(pjlbw46a point on the screen one-half wavelength behind the wave from the othehv1;( rlb. 6*vrmy w4lj6dpov r 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 p(g5pc.9xwy+k,sdco7i)jmki 9z+yf to obtain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the lig k,j9diy w(c5 x9ifs7+kz+pm.op)gcyht 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 ahk7d*3 5qwqotdjacent maxima in a double-slit interference pattern using monochromatic lig7* qoqd5whkt3ht 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 pris(d a z7):zwwfzm separates white light into different color )zazww:7f(zd s 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 rainboj h0mx)8 y0rnlw 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 i 9ge 4/au7e6vnsw yyt1b4zpj) s 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 zqdpi8a zz5dyp6a1 ( izc 1:o: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 greatest re42vme0 7 aabedg. sz,yfraction when passing from air to glav4em2 e.a0s7d by ,gzass?

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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 undeqw rsds a5xc32no g6mg6,0 tl5rgoes the smallest refraction when passing from air to cs5go as dnr0l5362gx,wm6t qglass?

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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 thick glass plate with paralle.8cyy s3l0u 0xqd7clbl sides, at an angle 0yy8xl30b.dqcs7lc u 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 light source. If she now holds17zln 4kolh h r. ,r,ct9fd7vw up two fingers, with a very small gap l,odft n zlw4r,h7 k.7hr1c9vbetween them, and looks at the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if thyumv+8-t w,c,vv xp d u,v-d1me width of the slit increases, what hapuwp+m-ty,v8uxv m1d-vv d c,,pens to the 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 gratiw( )ws+ ya:cmtngs; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement c (ywm+as:c w)tomparing 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 gratings with t/qb3lo v2 ;71ypugbphhe same slit separation, the only differenceb q h1/l2 pvypgbu7;3o being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, make a statement concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused by reflection a6 7ys m+ngs4wjnd

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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 monochromati jue. kr h(/ h):gt;lzxlw1m/uc light waves can interfere constructively or destructively, depending on their phase diffwhut e)( :k /zuj;1 lhm.r/gxlerence. 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 trave3wg s 3)bg.nmjling in glass, strikes an air boundary, there3gj3.ngm sb )w 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, wc ;xpjp0)q8 ve6l bx.ahich is traveling in air, is reflected by a glass surface, there ie8b0q .lvx6;)jxpp acs

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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 whitefswdb8 d/*c:qt(y w,g;)kcov light. As the film becomes very much thinner than the wab f);wcvd t,y(o:*s gck 8/dqwvelength 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 the minc: 6b-dfomg u;l4u5znimum thickness of magnesium fluoride coatinunu4zmo-6cd5 :gl bf;g 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 illu v -;x)jfl3tahminated from above with monochromlxjf -ath)v3;atic 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 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 o*n :/qw k*rbykouz*:lare */n*y:o :q *k krowubzfrom 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, th2e8 5 jl)8crny3ulnztn5la;r e 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 dichrpt15h j erk)e1oic material like a Polaroid fi1etr15)phk jelm?

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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 ty9 wt 4*w3 7teabzoyd/o each other, what is the percentage of the incident light74bo3yz9t/ twwy * ade 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 surf7dr8/+3 lh pls 8dgrkvace 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 grea 1;j5hqcrsfw 0jg)ck16, pgk xtest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffraction NOT exhibiteao s:vd 5+nc6xqvut :/ 7nh+nfou.gd:.hl5 dhd?

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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 aks+mk0udoj n q47bq +;p t5ps 4rxt14lppears to be more blue toward the zenith (overhead) than it d prno tqt7m1+40s+ulj ;4pk4 xkb5sdqoes toward 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 wavelength of 600 nm in a vacuum. It pam7xjpczu,maht r c;pfw7v+y1 1-8jv 3sses into glass, which has an index of refraction of 1.50. W3vtu f-px1m+ 7 wz8jvp;1ry7 cajm,chhat 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 intg jx/ot)gci ghbbu: a0jj;;) ,nerv-yiy7*4 to glass, which has an index of refraction of 1.50. Whr/;t a4:vjtj)u0hgnbybij- gx 7y, g; )co *eiat is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into glass, which has a5 syz3lk h4mq(wdj.giq x6j9 .n index of refracti l. dz. jjmsqg6qyhx9k43i( 5won 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 isn ngw3/zqts3 98ojhv/ 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 y7 isbxkcbwk)ik ;k)6v ,2pk5 nm in 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 hu2-nt.hid16i,9eaw voq4ai px -o v -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 slits, o9ytm-;pnz9 xand proonz-9y txm; 9pduces a fifth order interference 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 do.9 dcj wfjzki 2 es6v/zr/4mr-s (e.wouble-slit and the third order bright fringe is see jrw/.vok 4.rjsd mzcs9 fwzi/-2e6(en 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 betw 7mxmarf5b8;aeen the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the xa7r 5b8mf;ma spacing between 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 separation is 2.0 mm, and two wave4cai)f+jr e ) )4peo.n1gg*oulgm ,jz lengths, 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 4jg *)ij )zoepg1c,.e4r+fal) nomguwith 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 mmcywxzcc34 7;c apart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how w73z4c cycc;xfar 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 Young's double slit setup that q)vc1lqe5mee 6;pk- r:i4pmhng )uz2has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from ekpnez:lch) ru 5 24geq); p61m- mviqthe 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 conty;2ywym + 8mn,j2jelsaining two wavelengths, 480 nm and 700 nm, strikes a plain pyjmyy8+ w ,lmne2;s j2iece 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. 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 48dnl8m l 6cnczsc7n,:8 0 nm) and red light (wavelength 670 nm) is incident on a thick piece of glascn87, mnd8s :lncl6czs 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 iss/ eft qj/ k(1; k7lkyqib:aeemu 3l:3 the angular width of the central diffractionueibaqq/ ( ;/3sk: l7m 3lk: fte1jkye 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 0tfpl:on .7b y t;v/7ei.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angula:tvne/ob7 p 7i yt;lf.r 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 h6 6;7j*fq7oda ,nirv kaq5mx on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1ax5,6*6rnm 77dqhvkaoj qf; i.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 wide and the diffracti/r2iofwktr 9 8mf8(g ron pattern is produced on a screen that is 1.9k/g8ffo r(mrrt 8w2i 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 on a slit of width 0.300 mm. An obd ku+737m:)w +)ygnsuozln l wux8w y*serving screen is placed 2.00 m from the slit. Find the position of tg: +z+* 3lwn7skuw) 8uux7ym w)nylodhe 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 0.3000,biu yaaxu/ z5oy*mxt .08fo mm. An observing screen is placed 2.00 m x 5atzaufio * / u0x,0mo.yyb8from 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 k mdplv42 5do-ek2l.z7000 lines per centimeter, its second order 2mp25dkkel-zv o4. dlmaximum 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 500j;c(n hi 0eyt10 lines per cm. The angle between the central maximum1h(t;i e0njyc 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 r h:yojp b*tm4 *)t5cyhuled with 50,000 linesc 5)*hmy*:y4 pbt jtho. 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 wa7t q.f,upahzcezf,1 .u. /lw avelength produces a first-order maximum 0.350 mm from the central maximum on1l. .zhtwuf z7q ,caup,e/.af 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 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 k +zuv tq2;o;cangular separation between the second and the thirc;vo;k 2z+ uqtd 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 intoxgbt-hr7 /-3pr *perd spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 rxtr peg3db/-r*p-7h 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) isgzkw,k iu k)j3x;k,8 k used to calibrate a grating. If the first-order maxim ui jk g;,kzw)k8kkx,3um 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 grating. If )ds9ounxs /;w vd*n ; h8ibkf:the thir*s8;)nfuvi;kd h:/nwx s d b9od-order 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 51hq-vqk y.fhyo6 w,5 n00 nm is incident normally on a grating. If the third-order maximum of tho1 fhy 6vqkq.wy-5h,ne diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glass plate a ,1b+6vs b kcvjeu7 f0t7s l3hr(fx))bjylr 3xt one 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 600 nm6 x sr)fb ,h1j3vb rj+t77fxu0 lv)( selckby3?

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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 minimum thickness of zu:q( /n2fw:l hytx oy;5bi5ethis bubble will ensure maxeqtw 5:;2 flozhix (bu :y/ny5imum 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 soa3 sekg mj*i1311yxcbl p film ( n = 1.33). What is the minimum thickness of film that wk1jcg 1*b1i3x y lme3sill give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thickness of a nonreflecting icc z*(,hu v12c. mue,avb:okfilm coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 nm?*(uvek12h ua.z cb v,:m ccio,

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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 intensity o* w9khb t qtp,-1)shbcf the transmitted light is ws9kq-cp* bth ht) b1,1. 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 directionxb7ihz90 pccc ot0-*r 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 stri3dpip*oa;/)z to q2gh kes a flat piece of glass at an angle of ppz2aotq* i/d3 h) o;g$57.3^{\circ}$. 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-analyzet f .ng-96fg1p tqud8yc hi(0er combination. The transmission axes of the polg0pf dh-g q. 8iefcy1un9t(6t arizer 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 horizohi r:fvi4 ;q8yn is the Moon when its image reflected in calm water is covyi;ri8:4fhq mpletely 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 thr1f9ty1epeeqt )z56l*cam:jj o3o +eh ough a polarizer and then an analyzer. In this process, the intensity of je1)ym5 ozcjqo1 +9l:tee*a ethpf63 the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster( kgfel:v6ak+'s angle for light traveling in vacuum and reflecting off a piece of glass : vke(fa l6kg+of index of refraction 1.48?

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