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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.uw(x:d)gc0zkx37 sr- c i,hjy3,g dk x
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followin *p5+mh4;*(x3+dksg (bujnegtkc f pmg 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 ligdnza8o9dhct *6q-7+(vka nhj/ dexu+ hf9gu,ht 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 ligj 5ss3ha7o4d:a0pv; gp n,xfdht is attributed to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters id:goqkw ) l7y6nto 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), originally traveling in air, dcpwl 22s marwe-;,t)enters a piece ofe d2ca2w- m; ,)rpwslt 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 travel)l, cxkyd /44lhk (waaing in air, enters a piece of glass (index of refraction 1.50)kc/4yl) xad k,haw4(l, 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 xs f-.5 h-om+cu hfr w--khx*clight spreading as it passes through a narrow slit5 -rofxku* m-c-. hxcshhf+w -?

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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 aslhxm6,c 1u(qcmk08ur25b m kk buildings, whereas light is not no lu0kxh2brc6k ,m 8mcm1(k5uqticeably 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 alte+vf tr4 dx9)gornating light and dark bands when light passes through two or more n4 r+otxgdv )f9arrow 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 coherykv,dnsm.2(x 8zp em /ent 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 ml;voul0a8jl f/09 p tsay that two light rays striking a screen are in phase with each olv0tlfa0 9 ;op/8lju mther?

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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 tra8x7hthex q/ x9vel different paths arriving at point P. If the maximum constructive interference is to occur at point P, the he8/ xx 7xthq9two 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 coherenjb:-7s smf 33wfg6t cst light travel different paths arriving at point P. If the maximum :sjg3-c ssmt b 6ff3w7destructive 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-sliy pp8s,+d6bq:bji- fft experiment, light from each openinq:f-8b, p+pfdsiybj6g 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- eac0cs p5+cw of the central bright spot in a double-slit experiment, light f 5 epccscw+-0arom 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 j-p:a +;d5l 7vmizqqbcentral bright spot in a double-slit experiment, light fqjm;qlad5+ bz:v7 - pirom

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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 the slits detxpado4 :; i,i6*awjqcreases, what happens to the distancopiadtj*a 4qw:,i x6;e 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 distance8:0crjml gb, 9s mu41nts 0ilps .6tfx between adjacent maxima on a re4ssr 1tiu 6 cg 8s09tlbmpx,l.nfmj: 0mote 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 y tie5iau e1.;n4n0bhkdr4 9gpath $P_1$ 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 ahmp8l;/ l+x l,3mwnshoq3z, en;gyg; Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which ish ;lg;+ z; 3p38h,le mls/nyowqxm,n g 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 fm:c,6nnmk8.z 8fsnu vringes in a double-slit experiment if the sepa6,8z nf8 :ckn.svumm nration of the slits is less than the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a doub ggfln-;5twys.x)o7mkr 8 u83f*s8hkk.xumv le-slit interference pattern using m .fxw);gm3g8s.8hxt 5uv f*kkonlsrky- 7mu 8onochromatic 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 light into diff mpj zk8oyo sv.(;h,y0r:j 0gferent coh;y(osg.,yzj 8jp:0r 0o fkm vlors 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 tf4xp:gsb 0p hthijn+:**k +l 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 nm is callet68p( zu-2wt rtht heie*9; erd

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength sli +typdh 8j:k)vghtly longer than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction x5 ,qy fcmi8qq/ su-d-when passing from air to c,-q uf5mxi d /-qqys8glass?

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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 wheh) yi vi0hiyzg61fo a51 v8fz.n passing from air to glassvah6.z5 hi) y i f8yo0fig1zv1?

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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 parallel 5n-4-g4m q/uv edjhyti*ma6vsides, at an4mht vv -4j/uda-e*mgiy 5n q6 angle 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 holds up tw1s iy,u)v/t yt* 1fjhko fingers, with a very sma1 ,ju)/ f1iv yykt*sthll 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,tdnam.d3r a5 vqa.z, od+ 4d*r if the width of the slit increases, what happens to the width of the central m,rdqn d tdza5oa3v.a4.d+ *rmaximum 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 gratings; one prnx0. y,(quyj jl(d1 has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of u dpylqj , 1(0jry.n(xthe 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 diffract. 6nox4f4.wrc f(kbh au q2r4nlj 7qd4dl xz91ion gratings with the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both g4qaz..j9247xf(ld 6ucwrfd krhon bq4 4 1lnxratings 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 reflectiona6ydw 0 lm1p8(: (r+tnx cwwjd 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 wm/ a(1ir kp*loaves can interfere constructively or destructively, depending on their phase difference. One conseque1a iko*lrpm /(nce 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 +1gzltisbb 3qyg e5ibs5d ;9/ is traveling in glass, strikes an air boundary, ther5is+; 1tdb gyilqb9 /gs5b3ze e is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in air, is reflected by a glat, 9d08e o cdy-vhae*rss surface,*-e vde ta rhod0c89y, there is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white lights ae8a22hwj: g g: 6o65bqxiqh. As the film becomes very much thinner than the wavelengew:q5 g has6b8h2q ao2j:x6igth 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 03fxz d.z,itqb*v48bzn:e w yin magnesium fluoride, 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 glass and f*0i.bz,yvw3 eb: ntx8qz4dz 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 axan8p x,3fl: e/ 0/aytopz:won a flat glass plate and illuminated from above with moopx::nt3 / xla, z/a8 pyef0awnochromatic 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 cert)g,9qbu hbe+q ain sunglasses can reduce glare from reflected surfbe9hq )u gb,q+aces?

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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 polarizati *rln9 8z3l wg6uju3hkhyxcd.-vn /a4on 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 -w pl3.yqfor2e0.q j3 n ;*ajcw2hcxn polarized light in a dichroic material like a Pola23ce.fqx wql.0rjnc y- ap2j* wh3 no;roid film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmissionllq7rl 2yyr;z*j.xkdv, 0lj9 axes of two Polaroid films are perpendicular to each other,d7*jlzlq9 xv j, y0k.y2lrl;r 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 ao6czmu :*)wkdl0bd9 the surface 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 sunli 147d)k7 u147h,w3 bwwnhjfv hpsqkc*gkw8 ldght is 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 is5z 2j6 ldyei;a 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 thetr due9uwu0 / rz b.o,4ml:oa- zenith (overhead) than it does towardb tueo:,/a 4ro-m.0rdwuu9 zl 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 uulaq a t3 36)ag3 ;g,yib+ioxof 600 nm in a vacuum. It passes into glass, which has an ind a3i yit3)ugougaql3;xb, 6a+ ex 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 glassm3 t)b; a)qkpp, which has an index of refraction of 1.50. What is the frequency of the light inside the glassm)bp pqt3 a;)k?

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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 vacur3)*:; c mxiqncag.i tnc9 0gzum. It passes into glass, which has a rgmi0nci *ncx;9a3 gqc.tz: )n index of refraction 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 e-3ane cbjy*l vuii g ):(ai;4in vacuum 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 550 nm in air is found to tngr(ad-/s7afbn s f8,ravel 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 riw 5n/3 dka8nz2x+uzf */scsnm in air 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 f/,teu09*1xsi/ v.f:vu uh:h hpccj/)s imnp falls on these slits, and prodj:hi e/c xmc /pv,9 .u)s*/ftsu:hv1uni0pfhuces 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(n9(4tm: p mx k/kbemquble-slit and the third order bright fringe is seen at an angle of (kbxtqkmn9m :e/m(4 p$6.5^{\circ}$. 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 ex6 fl6ddl (n5drp/d -gaperiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a scree-d6 fp6l/d( dngl5a drn 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 separatio f0nkwr(p0-i3 u:pw bln is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance f-: bp30ku0 wilprn(wfrom 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 mmig7y y*o ,pja-ml 2eyh (*3nog,od wx, apart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interfer,nh( wymi3yj ,*gx*eo d-y7lo 2og p,aence 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 Younckaig q4sbqrgt/09w32 *i,uga(8a a zg's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe azg/s2ba(a3iiwg48 ,akua0 cq*qrt9 gnd 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 cont.ls1qrlq c x)c77 (zxgaining two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of1g lcrs )l qxc77qzx.( 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 lxj kyuuun1a:8 6yt)4fight (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick pu at :4j6ufyx18 )kyuniece 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 w x: gwjmvz0 f0*z) ,o8bsh .glmj.y*rfidth of the central diffraction peak? *0.fo: *r.yxb8s)jgmzz w,m vgfl0hj

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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 ifpv grq2iwk o,k6: *r8lluminated by light of 550 nm wavelength. What is the angular separation between the first two minima on either side ofqvgi pf*2:6w r8kok r, 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 incidv rux m4pi4+i0bme0 nj+c1qf9ent on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the sec0q9 u+1+4cpejvf mni4m0bir xond 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 in7z ;2nj6opk2bz ckr ,s9u:vmccident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is pvnzbk os9m cju ,cz2:;r7k621.5 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 in,j+v-vplgc:c-k li h5cident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit l clkji:v+g-cp5- hv,. 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 on a slit of width 0.qd.k * l1)zuc)uzy 9xf300 mm. An observing screen is placed 2.00 m from the slit. k) yd)u z9xl1cuz*fq.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 700bylzs:(5vy p: nfs+qw3q6; m i0 lines per centimeter, its second order maxi :q +; s3qfzsbynmi:p5w( vly6mum 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 between tyo48ov* 6kdnyd: law (he central maximum and theo*( 48yn:y6lwkodv da 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 grjf cm)d;3 6fpcating that is 75 mm wide and ruled with 50,0;j ) cfmp6d3cf00 lines. 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 wavelength produces a first-orde)n9s, dojq q1q+yuas8r maximum 0.350 mm from the central maximum on a distant screj9q1uq sa )8n+s ody,qen. 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 cenyq(k47 q 0lfkno/ .ywltimeter ruled on it. What is the angular separation betwyo /( q kw7n.kly0ql4feen the second and the third 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.ig j h fi8:.1r r-:gxldp7 gikardn(3 into spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in thi:hd.i rgj7kl8prn-.d xa( igf13r :ge 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-or 2 3ft.j9w58uiqgs4cq3pwx h qder maximu2.xqjc 933squf85t giw4hpwq m 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 grat)xvyw72a0 o go*lg;ox1ku h6f ing. If the third-order maximum ofga fo1 ywxg2x;6h7uoo vk)*l 0 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 incp o8-/ewbt* dcident normally on a grating. If the third-order maximum of the diffractioned wpcb*o8/ -t 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 at oneqjzl:.1-v y2( 8 .*t,o qgcencyus vss end by a strand of someone's hair (diameter 0.010 mm). How fsl1. . *znj:s ,v q(cuqge-y os2v8ytcar 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.w 33b;56xz jkht7ydbnbqn93h What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wav;95nb3kwty7xz 3hbqjdh6 nb3 elength 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 soap9r3cn:t-n xc/d7t g7avxq gas2b0to8 film ( n = 1.33). What is the minimum thickness ofc7:c7tstnt- xgaa/rxng2v9q od80 3b 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 nonreflecting film coaty5gh.s wed6 ch92h+d ey h14keing (n = 1.30) on a glass lens (n = 1.50) for ke1dh6 s.wd9 +5 chh4eh ye2gywavelength 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 unpolarvo 6q432 ij;yzbpjqt 3k g7ky:ized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its rjk4yk2t v3jq7;opi 6g3 yq:bzeferred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction 7s/7qv/ i3f4ry8w xom ,*81b h 0alymusjknufrotated $30^{\circ}$ 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 lpmbs - , 3i,+wjnx4lziight in air strikes a flat piece of glass at an angle of +,, j3mini4s-lzw bxp$57.3^{\circ}$. 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 tq+r* 5qy.e i i46o6;ev uyylparansmission axes of the polarizer and the analyzer are y65r +eyqv*aiu ie.qo;yl 4p6 at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected in calm watp8kcp1 xl1di,*nmcsu p d 22mhd/u +5 c69zmgter is completely polarized?zpsdgl/pht+mun6muk5p2dcix 8 *291dm 1, cc

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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 anan+o6 whb;t m:nqtl *1k00txcw lyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle beqn+kt1wotwh 6;t cn x0m0:lb* tween 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 trava p;g6vrx5an5 eling in vacuum and reflecting off a piece of glass of index of refraction 1.xnv;6 5gra a5p48?

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