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习题练习:Physics Unit24: Wave Nature of Light



 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 principle.xs46iujijbg 3v -;(;r xe)lem
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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 fals+vb )3-5t-plgudi ;f-irdqg4: oj e ene 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 attribl8-a yecx4w9duted 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 4n r :5gjdfb/pto

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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 mediuo; b zy(c8dqc8m of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air, enter5y2c5-kkyeyd h0i6c :xbh (1 qaz-v gjeeka;3s a piece of glass b y2-hykkazj 1h05c 5ve3aigkc-xe y; (e6qd :(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 (weftet yv3e b t /h;ed4:6cc;vo0m+y1tavelength = 590 nm), originally traveling in air, enters a piece of glass mt cc1e0y6b+t 4fe3dvey:vht ;eo;/ t (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it passes throug-i,v// pcn bsoh a narrow sbovp- ,cn s/i/lit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects such as buildings, whereas light+ yj6izjaal- ;6n t)zavn-yr7 is not noticeably dif+z t rji6-)lajy7 n;yvzn6aa-fracted. 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 dark bands when light vi b2in:fa a6:passes through two or more narrow sla:iiv 62afn b:its?

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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 coherent9qhcmv 26xz pl-ub4 /r 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 a0 3hctuxej, + (zhlm4screen are in phase with each othe+ lc3zt( hhx4 jam0,eur?

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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 diffef 3v5.x lasz(a3 sz tssn;1ul4co6:znrent paths arriving at point P. If the maximum constructive interference is to occur at point P, the two beams musf s a5n1l4xsa; z3 vuz(ln t.3:6zssoct

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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 p-b9r.;b re egkaths arriving at point P. If the maximum destructive interference is to occur at po-;bebr .9r egkint 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 brightu asutrq.9zlq/ ik-;( spot in a double-slit experiment, -9(/q.zkr uilu ;stqa light from each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of td:m .j;3ph zntasy q15he central bright spot in a double-slit experiment, light from 3p1 nt ;yj :dmaq5zhs.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 sirvnw 9mqb cgd694w9m* bg9z3fde of the central bright spot in a double-slit experiment, l9r9g9wz3bnb cw*4 dvmf g6qm9ight 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 between th.k ax/o3p7 rune slits decreases7n/ua3 o.kr xp, what 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 observed that the dii8p xma8 lhs:;.v8l t5lifn3ostance between adjacent maxima on a remote screen is 1.0 cm. What happens to the. 85 l;8smi8ixhtfnp av l:3lo 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 p-qze4t;;gka5h ya.84 m80yvgv a mx evath $P_1$ 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 arriui8wj, jeho99 ves at a point on thj9u9 ,h8oiewje 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 fringes in2i4)f b v7p pbkkcc4:j a double-slit experiment if the separation of the slits is less than the wavelength of the light u bpcv2 7k4jf4:cb)kpi sed?

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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 pa9xl9j-g)ukc s ttern using monochromatic lighk9)lu9 sgjxc -t 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 5yvqe2gz5)i lb,4zm.w qty6 c why a prism separates white light into different colors wm,ql.265icyvzye) z g5qt4 bis

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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 /bwl85a1y6 u uib,mkp 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 slight 8x3 hc.ia su:qt/9fzvfm) /mmqxwh 6;ly shorter 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 t- lxh3 f8:x woxn+j9dthan 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 undergoei 0bu.x4 xg:les the greatest refraction when passing from air to gl4u x:lgebi. x0ass?

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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 passin *xjchmq7 qk9+g from air to glak c*q9m7hq jx+ss?

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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 inciwz *qk 6b :8hj6kouf9m 0wgqu9dent on a thick glass plate with parallel sides, at an angle bef9h ogqbj 0kum9k:z6*u 6w8qwtween $0^{\circ}$ 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 noq c0q 4xyrd2;hv43qa,id .k wlw holds up two fingers, wi q;d 0 4 ,cakx2qdv.qyhilwr43th 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 the slia qc)4*4sw hzb9s2zpww(i8o y t increases, what happens to the width of the central maximum on a(pz8w42hazwyso*ibq 94 ) wcs 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; oneke s3vw ,lo:i: has 4000 lines per cm and the other one has 6000 lines per cm. Mak:k ,e:vsw l3ioe 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 d8ls le6yu .ie /dd)d.slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both grat8dl.e.dl 6ud sy e)/diings 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 reflecyec73o ;w. klation and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can /vtiel38mg* 09 p:l p2y kgihainterfere constructively or destruc/a:ime tg8pvy3*2kli 0 p9ghltively, 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, which is traveling in glass, strikes axdurc,+w8q m4l+ g p,6mw vl*kn air boundary, there ispm6v +,4lxq8cwm g kdr* ,u+wl

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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 fyx:l*8ozj7g, which is traveling in air, is reflected by a glass surface, therfg:8 oz lxj7*ye 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 viewed in white light. d8x;j) dq is8p As the film becomes very much thinner than the wavelength of blue lighd isq)d8 8x;pjt, 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 pjw8ir mx tg1qs-.t4sj+xiex( e+q4 - minimum thickness of mp-1sjgtq4rt +xs8i-jxe +4i(q. we x magnesium 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 plakw 4o+j8 o x/wgo0gic5ced on a flat glass plate and illuminated from above with monochromatic red light.ok j40cxg/ o i8owwg5+ 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 su x.wcsvjkb8*) ,gan0g+k 3 wjjnglasses can reduce glare fck jbj+g8) saw .xvj30,*kgwnrom 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 defxw3h )1h e4z hjrk -ck4jsb(i8ined 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 Polii5l6 n t gq:ysae44nj:, ooc3aroid film, 46 :iis:oj3qog5clen any t4?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axe1 vqjai -d.on;s of two Polaroid films are perpendicular to each other,.a-ijoqv 1 n;d 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 1, :2kd qmwcpaof 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 p)vn cm1 g127fg87caljog -sois greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the follow8a)x94 aeln lging 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 to be more blue toward the zenith (ovae*gfnj7t 0+f erhead) than it does toward the horizon. Thf +t*ejfag0n7 is 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 zvdj,grie-gpi7s7,3 k l25 vink 2h9cinto glass, which has an index of refraction of 1.50. What is the wavelength oev92c7,g kns53 pii- ilk2vjg ,h7zrdf 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 n88m-g.cc 7a ,;zfu5xkdo nzd gm in a vacuum. It passes into glass, which has an index of refraction of7gca, go8nm5dzkzx-d8; f.c u 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 nh 9ew6eb)gh2 tm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What6thg 2 b9weeh) 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 vacuum8. ls)i t 2nxliy s/8241axok+vxbjsi 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 55i+bed8:s lbfq8)x) cg0 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 is foundlqm/ fz/0-otkmp y (m;,h ga7h 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. Monochromat.vtqf;;oq xuh50dg0 o2jg f *roa 8;nmic light falls on these slits, and produces a fifth order interference friga 2 u8 hj;tvomn0of .gq5;o0x*r; qfdnge 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 bright frbc 9yasi4;hl; 6; -jxcw hv2qhinge is seen at an angle ofy;4 l6q;9h a ;hccjb-i2wxhsv $6.5^{\circ}$. 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 experiw3df0lin1erb k5fl5.h 5dtw)ment, 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 b)rh5lelf1id5t 503 w ndf kw.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 separgwq2vgx ul;gcvt*b5vw,b2;,-j+ v odation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is xlg25wg ;, qvt +dcjgv-*o,u2b ;vwvbplaced 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 sq* 5pc 6ip,2wc-khezlight of wavelength 634 nm falls on2iq6p czc,*k 5 wpehs- the slits. If there is a screen 6.0 m away, how far 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 :vxj):w a+. *mn)zb ;ge62to agxfskfsetup that has a slit separation of 30.0 mmanz)g x 6bmaofvxs kgjw :*.2)+e t:;f. 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 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 pvi/v:d0 53 0ztdvjdl +lx: ebl6t;fltwo wavelengths, 480 nm and 700 nm, strikes a plain billlv:0;pet6 dl fdx35:tj/v d +v0 zpiece 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 (waveleb0 ug*zhn) cs4sq6fi0ngth 480 nm) and red light (wavelength 670 nm) is incident on a th 640n c0zsbug)if *qhsick piece 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 a single slit of width 0.20 mm. What is the angular wi sca7:q7xls 3ns0: sws)-slvsdth of the central dixss7qns)lw s:l3c -:7 s0vassffraction 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 illv. 9:; srbtqve-z+ laxuminated by light of 550 nm wavelength. What is the angular sev:b.q;+ats- zvr 9 xelparation 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 slitz /tsr9/mybe0b /d (zs 0.75 mm wide. At what distance from the slit should a screen be placed ifsds9e/tb/y(rz 0m /zb the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a sli; tk.p eaxar09t 0.20 mm wide and the diffractio0k ap;.xtra9en pattern is produced on 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 incidt36-caejcp -xent on 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 fringe from the center -catcep6 x-j3of 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 incide od*+izt; pz+bnt on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of *; pio+dbztz+ 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 pm6g4x zjyi-4v -byy+f er centimeter, its second order ma4f y+4zmg-b6xiyv- y jximum 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. Th4fp bg(4lxy5uj 03bs le angle between the central maximum (bl jusxl4b 450y3pgfand 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 io7bm7 h0q3jtr s 75 mm wide and ruled with 50,000 lines. The second 3btmr7 o0h7qj-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 ka)-h o3pa cv6of 600 nm wavelength produces a first-order maximum 0.350 mma vok ph-63a)c 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 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 pehh :* alh akhj8ngr(,1.e mam)r centimeter ruled on it. What is the angular separation between the second and the third orders on the same sideh1hk,: m(a m jhg)r.nh*lae a8 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 into spectral hues by a grating. If t(nxmh4mfzvvds 8*: ie :1ywpp :yv32che grating has 2000 lines per centimeter, at what angle will red light (640 nm) appeahx* ev yw( :42c:8 1dzpn:mpfi vsm3vyr 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. If the first-order ma7b jkitk; o*iz.ao,8:mjgs b- ximostbo:jk-7j8;im k . * ai,zgbum 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. I)( 8yfc;lpncx7t wc.y*fm a *wf the third-order maximum of the diffraction pattern is observed *p;8f(ycc7wwn xmyfla).t c*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 grfjnvmq f 5b( 6x*te1svz)ly46 ating. If the third-order maxiv)fyz (tvs*5nmb jxl46e1 fq6 mum 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 separated from ap zgzf5t9(q5mnother glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interfere5 (zmgpqz9ft 5nce 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 refractin7,cj xw.ve zw r7*2qgon of 1.33. What minimum thickness of this bubble will ensure maximum ref g nzvrwq2.w*j77 ex,clectance 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 soap film ( n = 16 /o gxg(b77p;hxovj xow)go/.33). What is the minimum thickness of film that will give an interference when the light is incident normally on it?;(h vg / )7jgx7o/wopoxxb6go

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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 thicknliucxr8plgi mw (mjog5fi:7.pi( tp4j .;-3 cess of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelengjpx7mp cg58clw:.ir4fi(im p g l;3 -ti(o.juth 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light a mncre- )tj2ebr85 4cvnd the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction ro2t5rem8be4-c )njvr ctated $40^{\circ}$ 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 dej lt5:6ke1:-wk3o cjx,gc tiirection rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat piece of glas+ pfo hh gw5.3onjf11gs at an angle of fggfo5jh3 w1+n.hop1$57.3^{\circ}$. 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.9 id ls;90deig 7ttg;q The transmission axes of the polarizer and7g;t ;gel iisq099 ddt 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( :4im r w x90fra7tch+p.xr7wqlwyz/ the Moon when its image reflected in calm water is co pctl/+i9yx0awm:wz 77w4q.h rfrr (x 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 through a polarizer and then an analyzer. In this prj)su7s sa1v+fag*pkfa0u +r ;ocess, the intensity ofuv pa7k fj *agf+a+ s;sur0)s1 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's angle 6 qs8w+j5gmwe for light traveling in vacuum and reflecting off a piece of geg5 m6 s+8jwqwlass of index of refraction 1.48?

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