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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 princfw4 dbgkji +7wyjk7 33iple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followi;mc k7g7hhi74eaia-jf 8 k6i wng is a false statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light is aori8oywhfd hb 49)+d ) :qlkh(jdd:*uttributed 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 attrsid w8u, q.4nributed 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 diffep f)p0l*9b, xb wmc. efk0zj9drent 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), origtd53zysl-7l g8yfr 2 ainally traveling in air, enters a piece of glass (index of refraction 1.50), its frequencyg dlz7asyr 5t 8-3yfl2

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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 = 59z-sm*spz e r q e1dm,*s+tk;p8kv 7in60 nm), originally traveling in air, enters a pt p*6msk+npz1 qms,rs8zv - k;eid* 7eiece of 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 responsible for liqcdl0 06tpcwwyul7q z(*n:xl:iw+ 1 ight spreading as it passes through a narrow wqul(:diwlpl q*xcn6 it :+yzw0 71c0slit?

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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 t8rir6(gn)kv buildings, whereas light is k 6 gin8t)(rrvnot 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 dark ba)xy,e 7lhe j2cnds when light passes through two or more narrle7 c,xhyj2e )ow 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 cv y;zn/a;n6s .x+jyu yoherent 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 strd h)uq.rczmpi6,6 yw)iking a screen are in phase with each other? dhpuzm66.w yic,rq ))

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at point bw z;bq5 pabz-p01*f5 sojr+cP. If the maximum constructive interference zfrbjqw c z*ob0 b-;p+pa1s55 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 t //n3vj ;,oavejj l (c*crt(h :xvwgr8ravel different paths arriving at point P. If the mj tohc w/l/ xev(:;r8nvvj3 gjarc*( ,aximum destructive interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of twp(c- e: ykyhk9ls s5ig9 (eam4gm.f.he central bright spot in a double-slit experimem9al9 :(k.i-4wg.(y5yfkgce hssmp e nt, 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 the central bright spo4x5 h:nadhk-b t in a double-slit experiment, light fh4k :n5ax hbd-rom 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 ce6zm4h o3yuug (ntral bright spot in a double-slit exp m6o4u(guyz3h eriment, 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 sli e2v1hpfu+,dox5hw f,t experiment, if the separation between the slits decreases, what happens to the distance between the interfereh,v5wd+, xf12hfoup ence 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 between adjacent mc,(s)ybihb 5maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxi( s 5hym,cb)bima 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 txx)cm /p0u 4 4ntlc,jo( chre8ravels 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 v/4c cqvwpe:4 is5cpoy8+k/a a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which i ciq 8+p/5vv pc/aw: 4ocyesk4s 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 obtai3kfz73nv gao. n interference fringes in a double-slit experiment if the separation of thvk73g3aozf . ne slits is less than the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a double-slit interfere ez1ijr3 g3zn*y: 6azh :i;saonce pattern using mo as31*z ::6zhgoye;zr ji3nianochromatic 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 ef885o q uufk vqg7o7v.xplains why a prism separates white light into different coq 857v kf.uq7u8g oofvlors 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 ofc1hrmzaf +4 pd.k1 (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 t;spfgoq.n.t( m 1o 5hghan 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 l mnaq-qcu j*/m g)2.qoonger 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 2ngf9w*oqd /k k 6y2xzu+7lxyg -vh0zrefraction when passing from air to glas y/dzy-n 7vggz+0fuxq k* 9wxho2lk26s?

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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 *vcg8twvc yc*q9 +w18v*hl- yg og1spg from air to gl * gwtwvc8o18v1c* vhylgsy-c9p+g*qass?

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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 paral5ephpl z b/9e 9zpgz0k 0c)r4elel sides, at an angle betwee9b kzz4/lpp0gr 5 )0pec hez9en $0^{\circ}$ 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 holds up two fingers-tifj hbzv)iji+x - 7r40oco9;5 sior, with a very small gap betwei 0)v bhtxis4 -fjzir9 -5;o7+ojic roen 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 slit increases, w6xomz)uv; k/ rvg5vud3q4 nr1hat happens to the width of the central maximum on a scre4v g51udomr6 vuqv x)3/ ;knrzen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one has 4000 lines per cm c /1.s 1nrdwzzand the other one has 6000 lines per cm. Make a sw/1c1zdr nz. 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 sepa n okm9ud3(tex t8lr*4ration, 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 s3x(rdt uon m*t4l89ke ame 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 cause- ,7fc8v-syi +e t*wta lmvc0nd by reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic ligqe (apsv3z2vj4n w )y-ht waves can interfere constructively or destructively, depending on their phase difference. One con- 3(sne2j qvv 4paz)ywsequence 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, jt)c4ys6,05 dk8ddjm;yidm t which is traveling in glass, strikes an air boundary, ther6 yys) md04d, k5tt;cdjd8imj 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 ipv ojj 1q5xs57 f8/wyzf90p2md g+j kws traveling in air, is reflected by a glass surface, there isp1 w7pj qf j02s jdf9w85/z xg+vmyko5

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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. As the f /b9wonhoi2x2t td1r*sa9ae .ilm becomes very much thinner than the wavelength of blu e*hn 9/s oawx 1tbd22a9it.roe 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 fluynzcv-oww98w,/r ,gitgpc( *e+3+l ee kt nb-oride, what is the minimum thickness of 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 glak-8n,+g b3gevc/* rowpt,le 9ziwwc-( e+t ynss and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plate and illuminated frohps 9-2.dey58ba ooypm 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 . 58py9sp-o hy2 odaebthe 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 respo, u2rs-y,a8azpw) (r uac7usbnsible for the fact that certain sunglasses can reduce glare from reflected suazr( w-8a2 p7uu)ab,scsruy ,rfaces?

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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 defined asb2+k m+ktdnm)o 5wi-z3+biao

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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 polarizebw85s5tq8x+cq.lw f ed light in a dichroic material like a Polaroid +.be qxf8 sqc58lwt5 wfilm?

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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 Polaroidlwgqa 9ndr o1f2h7txj8f-a-* films are perpendicular to each other, what is 2r1*adt7qw -fj8 a-xn9ohgfl 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 surfacef5f3ce,rcz1 c 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:.h.jxfgjl rb1x+ 6mu ;;qjd j 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 following is *u8bc) o (d 3v8lzovordiffraction 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 (overhead)q,yx fo(p 1 krom8/2wn than it does toward the horizon. This occu/ ,r8yp qkom 1(nwxof2rs 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 hzvxyy oy 0;df:xxl + )81b.ihm0r*a h0 ounwf(as an indenxlov 0yfhzy8a0r+ x0xm uf*;b(.1y i o)w:hd x of refraction of 1.50. What 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 gla dl0ao ux.+ ,7/*xi,ghbwg5lv y5texx ss, which has an index of refraction of 1.50. What is the frequency g7v b5ydx ua,x l,+eolt05/* xwix.ghof 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 glasssyz6lqddu9 c )n d) (0asm8b0yccj2 8o, which has an index of refracti) os8jnacc2zu0cy0 )y9d qbd lm86 (sdon 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 is d 4sxoi9/zkd /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 iz--t -8aoy7ft;0 jvrkj25f9 t cmcqiin 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 wok:f xdb 6py*sgj3a:*6a 4qbis 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. Monochrohc.1n9m; arhk6w nzi /matic light falls on these slits, and produces a fifth order interference fringe at anacw9 h6rn/hzm; ik 1n. 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 ffpd9 l7 rnpplwg7wce,p7 v9; 3alls on a double-slit and the third order bright fri9pn 7 3dr;f,v7gl7w cpp9lewpnge is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit expev et7enzmt/kdht7 quh*9t 3 94riment, if the separation between the two slits is 0.050 mzvqtu7 md tk 9/t*he3tn7he49m and the distance from the 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 slit separation *yrzofkq- w7d// vrjx 9dx1h+is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits./r-/d 1jf9x yk ro*z7q dh+wvx 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. Monochrom1ecpv9 -rp .m w.shmv7atic light of wavelength 634 nm falls on c7hp-9w1mp e v.srvm.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 setup r+q,l*j 5 8j5prol89qdt omza that has a slit separation of 30.0 mm. Thjo8m 9ptzdr,5lrl+8 j*5 qqao e 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 two wavelengths, nbbi k-4ml -eu 0my7,(z-)kufly ed :x480 nm and 700 nm, strikes a plain 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 beam4fbu(y mi,bme7 --y lu)zl: k-enk0 dxs 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 okusu:7lom8 (mmj5w ,480 nm) and red light (wavelength 670 nm) is incident on usk5 7lmju8o,o :w m(ma thick 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 tci,;2jm yp.ds9 e(kfnj wk1+y5 skfi; he angular width of the centrap,eyw j;9 fjiknk+i15d(ymcs .sf k;2 l 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 li3 lp4;abf4cawc-dt4 aght of 550 nm wavelength. What is the angular separation between the first tw ld4;w -tcpaf44 baa3co 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 wide. At what wiajh 4h vfz4s1i3 l4;distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the centew 4 31fsza4ihv; lijh4r 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 z0 twvf8o - 5nxpz*/vhnm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What itw5nh -voz*f /0p 8vxzs 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 incidzx:hd 8mbemo he9n,m:hg-xvj2-) i: bent on a slit of width 0.300 mm. An observing screen is placed 2.00 m ez-, - )v:2bh jmxn8he mo xmhd9:bi:gfrom the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident o7osgw y+z7/fxfk-j,a n a slit of width 0.300 mm. An observin z/s,f-j+xg7kway7o fg screen is placed 2.00 m from 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 7000 lines per centimeter, its second or0nzez t+va:f4zi41y0:pn ly 2y q pz-gder maximumn:4 leay1p -zyipgq0:nf4t yz2z0z +v is at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per cm. The angle betweenxq5+5a gk jt2 5lq77; gqrdyfc the central maximum and the fourth order maximum i jt7qxagq yqlk7 5 ;255cg+dfrs $47.2^{\circ}$. 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 incidenbe q8/ldbp o1:1+(qivxpdy8 ae4p7w kt on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order mb(ppl1:4idk 1x yp q oe78d 8bqw+vea/aximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction exp8f-vvp+s 8rl r0k pe7ieriment, light of 600 nm wavelength produces a first-order maximum 0.350 mm from the e+ vp8krv8f-0ir 7spl 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 per centimeter ruled on it. What is thpt ;q;c0q.bifv7k *lv e angular separation between the second and the third orders on the same side of the central order wh b c iv;lft*.qq70;vkpen 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 g,z bu)jqf;) nht sn+i/rating. If the grating has 2000 lines per centimeter, at what angle will red light (640s n+uzq j)b,i;/n)h tf 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 calibr v):pf e*y odpot1o5;eate a grating. If the first-order maximum occurf1d*oy5ppeo oe:;) vts 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 onq +egb ejbn45l4ao ;1k a grating. If t+4go qe5 j4alb b;en1khe third-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 500 nm is incidentc1p p30wkr wm: normally on a grating. If the pwr 0w31:kc mpthird-order 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 long is sefr**tm0rby sj1.9iynt5uaom i; ,e.lparated from another glass plate at one end by a strand of someone's hair (diameter 0.01r 0b;5o l*mirtamf*unye .tj 1 9yi.,s0 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 minimum thickndwdp 3m9o .ctvyv/; s1ess of this bubble will ensure maximum reflectance of normd v9oswc t3yv;d/.p1mally 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 i hg5l(x+ /hr)tvo )pvklluminates a soap film ( n = 1.33). What is the minimum thicknessgr v 5)hh/oltpv+kx() of film that will 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 nonrefltir+6+ e6ihsx zq)*ix ecting film coating (n = 1.30) on a glass lens (n = 1t x+zr)6shq+ 6*xi iie.50) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed (1 brrysnndz1 h qi.2-s:w9ge in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred directionw znrs -ehd 12 gq(y:nrb1i.s9 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 dit2:( :o pv6smdjw2q5 u( -rlmupe ux6grection 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 oqgn/e( 8oak2bf glass at an angle of qkn8o ag/(eb2 $57.3^{\circ}$. 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-analyz1u-8ejj2 jvkper combination. The transmission axes ofjk-p 1je 8ujv2 the polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is tgiw+7 a 1 co.re5djqi9he Moon when its image reflected in calm water is completely polarize. 9od 5q 7waergc+1jiid?

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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 th*b.)n4 umy ytdu en6,5i op.yab)s0 mjis process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer )5 )y ,.nda6m.siym0obu ubt*y n4jepand 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 in vacuum and reflectiq41vri7zp; kux,e (+ rmr k-oq+8pbz gng off a piece of glass of index of qbpqm-i,rxero pkz7g(z1u+k r4v+; 8refraction 1.48?

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