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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 principl(iqib d:x 3; q)*d5r bjkhn8tse.
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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 statementj2p.j;xvzk+bw jyl0- 9 n .;rfcychs oa.:eg.?

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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 )kdww jb: m81(ye6yv ohic(k; 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 attributed (4rxglmk 3 p,eto

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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 optic+z)xdazt l xl12z2 kf+lu1r 1ral 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), original j5 f9hgo(d dpkqd5v8mjm+2 .hly traveling in air, enters kg59.+dfd q(mhodj8 vmp5hj2a piece of glass (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 nm), originally traveling st3 7 0tz)fs h,ta8jujin air, enters a piece of glass (index of refraction 1.50), its t7hs3fttj u8 0j s,z)awavelength

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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 as2hdo2jhqot+ 7 it passes through a narrow slit7h+hjt 22odq o?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffract1qo yke 5bojpp6 a-:f ywrdh;m80-o v+ed by large objects such as buildings, whereas light is -o61 febwojkhrd0ov;y qp+p y8:a5m-not noticeably 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 dar rr i8dxkjimb,pfeq4)s.w8/ / k bands when light passes through two or .4qijdx/b / i,frp8m)ke8wsr 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 cohecxs7q 3 6ie6bz33s,ei6gx x rxrent 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 in p6q*qmp( 8 pgau q/ 8u;t ll,w3axxwth2hase with /,lp*2wl(qtg83t pq hau xmawxq8u6;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 arrivus1yco+ jo ma:v5jvf;2nc 8i;ing at point P. If the maximum constructive interference is to occur at point P, the two bv5:iso;81j u+mja fy;c2 cvnoeams 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. usj0kw g :) c ,yb9e8f2rsxw6w If the maximum destructive interfe8ke0ywfu)6 :,w9 s2bxgr wjcsrence 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 .sax.k04(lciuad ;c d)a ihc1double-slit experiment, light from each opening arrc ia. s1;dkh)dc4li(.cu a x0aives

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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 centq7gt.8: 59:a/a ftqsm3k z/lkjh joecral bright spot in a double-slit experiment, light from each opening a fa 7m.gl k/jjq 8qo3:k zt:th9/ec5asrrives

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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 ce (cjs/ vf: rt.ah:b/ientral bright spot in a double-slit experiment, ligi /s:chrtejfb:/v. a (ht 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 expeb(kwakn : q:*dk m*q6driment, if the separation between the slits decreases, what happens to the distance between the interference frinkkm(kqqwd:6nad:* b*ges?

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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 experi*:lw wa w;00)q2 inj f*vcg7+eos lqsyment, it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happe) 0sjvqe;i:w*gn0qlco 2l+w s*ywf7 ans 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 travelswcpzm)g8lx6kt xj3: k.1-n n , lricu. path $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment arrives at ax iajc3ni 06l0u6bxr , point on the screen one-half wavelength behind the wave from the other slit, which is observed at 6bc aulrj6 xi3xi0n,0that 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 impossi+z+ bq+hf rzq5ble to obtain interference fringes in a double-slit experiment if the separation of the slits is less than the wa5f+z bq+rz +hqvelength 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 pattern use,jlta ;2al+;kdcb6a ing monochromatj ,;ae ak+;2l6atbldc ic 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 li9vc9pr0(dlfme qzngp/ +cq; b yo(66lght into different colp( ocq669f lenr(mv9g d py0; bclzq+/ors 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 all64 du;p* pgssyows a rainbow to form is

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly shorter than 400 4j;nl k,9fg/jgmql u7 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 nm iso dpffx 5tzy,l9hc40; 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 unddc:l*pvplye +dm*1-lergoes the greatest refraction when passing from air to glass1l-* y*lm vp lpdcd+e:?

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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-bdsv4 vw:kl+tce8l)h + wifv (x5d/)1iccw w passing from air to g) 4+/eh8dvdwb(l-c +)fxvt5ccwwi kli1 : vwslass?

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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 i+rs)rp/ mhlvep)7ub: s incident on a thick glass plate with parallel sides, at an a:mbps)hlu+ vpr7re ) /ngle 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 sourcedg ;o 9wlcnml 11/h+np. If she now holds up two fingers, with m;1wgl9n+dc onl p1h/a very small 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 diffraction experiment, if the width of thhosm1 t,* jgr*e slit increases, what happens to the width of the central maximum on a sc s*h1jmogt,*r reen?

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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,te/kt1rs.)t1 fuhf l per cm and the other one has 6000 lines peflt 1f.u)tsetr1hk/ ,r cm. 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 gratings with the same slit separation, the xm spcxm 5 +mb-l,3.9sjgjp(b 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 ord(. bs px5bm-sm+p9lx j3c,j gmers.

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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 refltb/bx8/;2bko/ 3k0run/hqi f c zj 5vkection 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 monochro.6hqah6s1s8jbq kcpnv/n4t- matic light waves can interfere constructively or destructively, depending otcns8n1qhhv -6s.qbp6 4k/a jn 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, kx3q60d8 ri0dh4j uegwhich is traveling in glass, strikes an air boundary, there 0dek6 gix3hj 8rq d04uis

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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 injrymw0aoif 1p, fd5v0 bsj)3 8 air, is reflected by a glass surface, there is3)sj,0b8iw0af1 vy dr m5jpfo

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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 rl9 gv 1qslai. e666(m/iukn9a)wua lj49wkalight. As the film becomes very much thinner than the wavelength of blue li(n6li 6iuw499mga6eu) .rw1k 9j q/k lvaasalght, 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 tt f1ox592hs y*8kcnixkekwy 5/7b8z bhe minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavf812/c z9kxo5bt7yk eybk* n hx5s8wielength? (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 i maksoxqi ,qe+4:2o2tlluminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct 2 ox2qs+a4 oq:ik,em tcontact?

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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 uj 7p 6-5dq fgqzims(:0ej, y;lpco(ithat certain sunglasses can reduce glare from ref 6clfjos -i mezqip,0 (du5gyj:p(;q7lected 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 poif8dmyto 9u r07 z2jw8larization 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 jafall81 a3er ;lgf: 9a Pola fl1a jl8efa:gar;3 l9roid 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 a1.ti oiu +d (aacwu;jcucqe*y/jt(6r 0 7naf9 re perpendicular to each other,acnactrie d6wt* oij;/yq(( 91cf+uu .u7j0a what is the percentage of the incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surface of 7 pf y;g d*rtt:*73xmv6zqu+xce yzw(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 greas7 uvpex 659mdtest 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 diffr*;c re9kdu s5zaction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenith (ovqxmk6 iw9o,d 1un o :ul0crj/2erhead) than it does toward the horizon. T90 /ilornuqwxud:,m21cjk 6 ohis 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 glass, which ha/ t 8o qk.in8ua1fikjx(bo5j5 s an index of refraction of 1.50. What is the wavelength o55b oifxat8kjok.u1/8 j(inq f 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 pav 5gshxl. e6lrc+*:le sses into glass, which has an index of refraction of 1.glcr le v.lhe5x *+6:s50. 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 iy8ngb(w34x++,amx ei2i g q enm in a vacuum. It passes into glass, which has an index of refraction of 1.50. W i4iewyb8mgxigq+ e3 a2+(,xnhat 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 is found to tm pt-jb 0)hne)kxk)nz6 )f8v1pigg. *iftb: bravel 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 it9vcceq -p6v3k 7n)k xs 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 airds-( r1bwma o(v,: wujyqi-,bz2y u +r 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. Moj;3ys p2q;wk dnochromatic light falls on these slits, and produces a fikd2 ;qp3;wyjsfth 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 dtxa,u(3m f;;y zp0 (gkjc(mq vouble-slit and the third order bright fringe is seen at an angle of c;vmftu;m3( j( gqpya, xk(z0 $6.5^{\circ}$. 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 between th9p5 az7mtnwapvq 0++oe two slits is 0.050 mm and the distance from thpo ta0qma zv7+pwn59 +e slits to a screen is 2.5 m, find the 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 svn / ; w.mjr ch:txeswysd,27*lit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, ine ;dwsc s2/ht .vy*, xjw7:mrlluminate 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 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. Monochromatic light of wavelen:b)9b/okuuo p gth 634 nm falls on the slits. If there is a screen 6.0 m away, how ok b9uo:/up)bfar 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 setuj rujl ,psc8 6+59esx4ki,u wd.w7w eup 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. Wha6p,948esuxc ,7sw5wk+je u uwil.d rjt is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm and 0d(ua,xdfggo w246fw +hl rw* 700 nm, strikes a plfd+f2w *a 6rw40go gw( uhl,xdain 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. 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 (wavele-gnd )r(yg*yrngth 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glass at n(gdr y-y)rg *$80^{\circ}$. 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 therc4/k ;2 xgwqk angular width /kx cq2wkr4g;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 illuminated by light of 550 n;l y/ .ayr9zsw (s* v7jaic*uam wavelength. What is the angular sep7 ( *jlaas;ziwcvy .*ys9ura/ aration 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 0.75 mm widet5tpv,9uizr1 j (pk9c. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattpu pt9rkj(v z c9,15tiern 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 6c.roml2x thvcs;cb0yc8 / .v3fb9h 2c10 nm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m 3 8b fsc .;c20c.ymtlcohb2h/xcvr9v 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 m+w/6.1y 3 uloijigapr,as; mim. An observing screen is placed 2.00 m from the slit. Find the position of tha/1 ,r ;u ompj6ylg3+i.wii ase 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 8,ctc)ty) f ynnm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width 8)n) yfc,ytct 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 centimeter, its himiz+7+ cx*esecond order maximum is ai+ mx*z+i7ceh t $62.4^{\circ}$. 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 iv08 ha4v0/ywbj uuh6o+mp (hcm. The angle between the central maximum and au0p/+houh v 4imb y08jw 6vh(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 rula) ut2nf1r.3*; *eruevo ;p+j a22af ks vwcthed with 50,000 lines. The second-order maximnerhek2fvo3a+v cj* 2;1. *w2pa rs ta;t)uuf um 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 ofwc kk9d -cj(x8 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 (kd 8 9cxckj-wmaximum 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 :ke, bb+l3g j7 gb0uuoper centimeter ruled on it. What is the angular separation between the second and the third orders on the same side of tho :b7gb jklb3, u0gu+ee central order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectralq: 7q3ke poci8 hues by a grating. If the grating has 2000 lines per centimeter, at what angle willicqk3: 7po q8e 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 to calibrate a gratinr.m)0,w)b-1 ib txk l3bg:krbzzqp1z g. If the first-order maximum occurs at bb bgt iwx:)rzk-)z0l1m,rp .3zkq b1$20.5^{\circ}$, 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 gratuho-m+*ry5mgy, 8 ljte.t1r zing. If the third-order maximut* ez.5gr -jm+ ,om8yty1u hrlm 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 normally on a gra arny1op3 11xwting. If the third-order maximu1r3ya wxp1n1o m 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 long is separa mp5 vy1czce3lr7.i9 fted from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interferen .ic3fvr 7ecm5ply91 zce 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 minimum t +wg9t,+r kxc y*tv;ywhickness of this bubble will ensure maximum reflectance of normally incid gw+t9;kyytw,+cr*vx ent 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 e)hrsj a3x/ 6usoap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incidsux6 /)ajre h3ent 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 ac) d3 itpb01su nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 nm?bp csi3)0tdu1

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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 ihr-25vvw v r.a+dy clh,/xnk(c+a bb2 w 1nmb(ntensity of the transmira 5 n,cvh+b2n+c(rkhbvxly b( -/vmww.1 a2dtted 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 prvd. 2zn2g9.5d xw) ettowap-a eferred direction 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 str6cus96+t zegv ikes a flat piece of glass at an angle of tu6c6 esg 9+zv$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analyzer combination. The tra2 )-j*rne 5uwl;d9aw sk*flufnsmission axes of the polarizer and the analyzer are at l;n -2lswur w*k uj)af* efd95$30.0^{\circ}$ 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 ie yz x 60- qy()1gh5czqimji69vcea4rts image reflected in calm water is com69ihy vgc m ze1qi5 cx6(eja-q4ry)0z pletely 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 through a polarizer and: uhoh1nwvvjo2**3 uf 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 betwee u*ov fhw1 :u2nojh3v*n 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 tr+gzjc c x8v nb.x. ib:j:(a9dsaveling in vacuum and reflecting off a piece of glass of index ofj bd nbgvx+c.zcxsj8: 9(a.i: refraction 1.48?

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