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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 princip/ yrz y2k:q80byryl8.3 ryc glle.
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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 stat 2:xr1bli+vkq, z7 qnmement?

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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 ligy0 zow g o5,z/rmnz8t/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 :oodu7cqw v 2.u-rp *jof light 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 into a medium of differentl :n1r3,xn3 n hi0-pkoh(dfna 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 (waic8/uh zsk 29svelength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its frzh/ic 2ssu 9k8equency

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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 n lkufr3+ve1:lwjl1abi 5;:mfm), originally traveling in air, enters a piece of jwbll r1ve::la51f3 fikm; u +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 light spreading as it passes throughq :xauz bhybd3g8ghq;w)ab7cj59 5x2 a narrow szc;yx9 b5b qdwha)78 hgjqgx:u2ba 5 3lit?

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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 buil3igd 7* ( jymp(6w bpfr+wn(mil9qle:)e lm,ddings, whereas light is not noticeably diffracted. p7+pg(ql* ml,f:idmjd 3w lbei e( )6yn w9(mr 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 lighfa3h ,jec7ska +voswfr a (cx9(l7u:6,nd3hj t and dark bands when light passes through two or more narrow se,s:oa a chk7aj3xjf (d9rscflw7,6vnu + 3( hlits?

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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 sax r uigzdkn(o yx39(.6id to be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we sai2,5747)mea* ed fpw2fyhin qaj,kdey that two light rays striking a screen are in phase with f* jp,di k,f2m di5e7nahw) aqe2y7 e4each 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 arriving at 9 f ,5k(lio:lkb wrz-npoint P. If the maximum constructive interference is to occur ,wz- kl 5fino(rblk:9 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 travel different paths arrivingzxc)r:b .r9atln7 wn/ at point P. If the maximum dn/r9ancwl).xr b :7zt estructive 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 brightn8 c::ioeid/t588yahaf f*rx spot in a double-slit experiment, light :tnf 8/88y *5ra ca ixh:eifodfrom 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 thjoe : :8: ljpn4caqes7d.kqm( e central bright spot in a double-slit experiment, light from each opening arri:d p4la 7:q8e kcmjs .(n:ejoqves

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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 ofe4 ddf 50e) c rnwlwew-u++ia/ the central bright spot in a double-slit experim-dc +)drwa0lwe 5w+ief/ e4unent, 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 slit experim *e9je ffl.sd7ent, if the separation between the slits decreases, what happens to the dislsjf e9f*7d e.tance 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 distance betwe)rri frhlvhfu 2u) )2 pn:vi+3en adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when t)2) u2vivurhnifh l 3:)fr+prhe 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 8n 33b4krytfblight travels 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 exdq)rh+7q ,q 9dl ivj,f+9akn operiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is observedvkodihlq +nfj 7),rq,+q99a d 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 ine6xixa hn 4y(8zhtg- 2 a double-slit experiment if the separation of the slits is less than the wavelength of the light usag-ehnx t84y6(xhz2ied?

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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;upcu-q1. +py2 k(vdl:ho yxu a double-slit interference pattern using monochromatic light i-duq op;+: py(kh y 2cuxu.1vls

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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 wv1vqr6mj d4*3 jfv,avhy a prism separates white light into different colors ij, qavm34r1 *fjv vd6vs

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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 rai 3,wxecdref7 (nbow 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 wt,yi,j r 6ti7400 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 is cvd mm32 8r4xnn:c tj*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 when pj hyjs axfrvc0:,z-h- :rd7yegs;2z*assing from air to glascfjhvzy z2j ssyx0r:h-;e r*g7-d,a: s?

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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 fyqv dv(r e-6 e/01hj9 eq(mumthe smallest refraction when passing from air to m(h1v0u q9 e eyqd/fjmrev6 -(glass?

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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 sihfw07uzq xe2bh.m 0k 0des, at an angle betweewm he.h0bkz0f x2 q07un $0^{\circ}$ 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 soucpu2:3g/u2trev)a ( u p4m kpkrce. If she now holds up two fingers, with a very small gap betp:kv2c2r pu4mp( taegu/ u )3kween 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 increasesqk1xhk 1kio.6 , what happens to the width 61xk o.kh1q ikof the central maximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one (h eucie9b5( dhx.e/yexng y-c8 z9 b8has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of the two gratg .bec5xhy9 /8-9dexnehy (eiz (cu8bings.

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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 separat hv/td68fwouw k3vi; 8ion, 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 same monochromatic light ;8uw8tf ow/kdvv 36hi, 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 a -38dkwil;xxwre caused 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 monochromab,svd fndl uv 4r zajs7t2)0n7b3jc9)tic light waves can interfere constructively or destructively, depending on their phase difference. One c 4n )t7c f)9v,2vsraszb7blnuj30jdd onsequence 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 i;t07 xmpb mjgv5 fpy/(n glass, strikes an air boundary, therevj;p 7y 0fp(g tmxm5/b 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 trave8( vd;qdzq3pl3e -q ttling in air, is reflected by a glass surface, thel-d;q zd (v38 q3eptqtre 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. As the film becomes very mub 3qcpbrf00y0z, ;lx7v y9r omch thinner than the wavelengt q37z0 0rrx9py b0fm,;blvy coh 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 l5nu9 kzitjo mo .-cjygv1))z0ight in 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 fluorncu)k-v t )zoz j5y01m.jgi 9oide 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 illuminat3g. c pejp(xi.10xaqperq1 v ,cdbz/,ed from above with monochromatic red light. When vie,rq1bza/gip,epjc3 1 .x (0pvc. xdqewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certain sunglasses can reduce g -. is)v9zqe)0k aklk qkr(kt/vi:d 2slare from reflected sk()i/sk)ak tq2 erkkds0 z9lv-.vq: iurfaces?

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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 directio0ttz 0o kl.3(qsen5 ralk g:v7n of polarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain pola2:g qw mf(fi;xrized light in a dichroic material like a Polaroidi( f; q:xfmw2g 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 fiqc lgh(zk/5y9 lms are perpendicular to each other, what is the percentage of th5 hzl9 k(/gyqce 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 fromzejvt .oa; ;)t/zxh. prx31p u 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 sunlig+)6blaugu .sky lf05wht 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 is diffraction es )fiv9*iji5 meq2f58 qebrvp/s;-vNOT 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 mpakfp8 yot+75 wv, 04an zqpr0x-z/emore blue toward the zenith (overhead) than it does toward the horizon. T5 ne zpx p7p+zym q08/kaw-ftrva40,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. nwm;sio;7k 6r(w: o maIt passes into glass, which has an index of refraction of 1.50. What is the wavelength of 6 7k;n;i m(:wom orwsathe 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 i4xgnw u u3(c)2 :jaz*f2u-1ozc vk qfa vacuum. It passes into glass, which has an index o)ozc4ka3u n-fq: u c2wgz2(fvui* 1 xjf refraction of 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 nm in n+fm/t3 p.*hf f grsx+2 5vbbbsnx i:cr0*.rha vacuum. It passes into glass, which has an index of refraction of 2fhr m trs*h5bgfn+sb.0v+:c3ni/fb p r x*.x1.50. 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 found to travel +xuh*3v/4wdq.f i/iw7v acfiat $1.96 \times 10^8 \; m/s$ 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 travel a(4vg l*f wa 3 w9yvziisa(f7)jt $1.96 \times 10^8 \; m/s$ 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 .ar ikn72du i2d+c5cqkx+.n g550 nm 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 lu-bub3g 5kl/ uight falls on these slits, and produulu5b b ug-/k3ces 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 double-slit and the third orde *jgtyy3 ade*)r bright fringe is seen at an a*y 3*da jyteg)ngle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation between the two slits iw9dc 7l xuefgh)caxu;/kn-imjn/fz)8e /2/z s 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing betweej/29/cuxxff//czn u)dgz ihlme ;8n7e-)wak n the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two wavelen5qx k(6: wzhrtgths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincx q5 tzh6w(r:kide 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 wavelengthpt 13z-3 47iqla3lt q+z(roddo*bzr m 634 nm falls on the slits. If there is a screen 6.0 m away, how 7r-4 +tqzb z3p l i1zl 3qodmdat3(*orfar apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup that 5q1 hm2 .g)3ulnd ztzvhas 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 and the n) vhdztl3gm5 q21z.uzeroth-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 jg o gy2-iokvs (u)-y;two wavelengths, 480 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 nj-oyi;sgv2 )yku o- g(m. 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 consistiv,kv9vcm8d +t ng of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piec dm8vvt c+v9,ke 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 0.20lcn0gl9 x;46 nqbd4z g mm. What is the angular width o;bd6l gn4n xcgq40z9lf 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 w6oajs*phe, ;gdch b4q1 .r5kvide, is illuminated by light of 550 nm wavelenb,gda4165q es. ;hrj* chvopkgth. What is the angular separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a str1kf l r(fg c(08rr5txdaxb4.a:e:vingle slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the centv.r r (ffxgcrax:at5db1 kt840l(r: eer 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 t ,ne k17(tcp-w +vbh2,bd4zuk+bb kwslit 0.20 mm wide and the diffraction pattertep(+-41vtbnc2k , +u,w kzdbbwk bh7n 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 incilezc70qqbcb8ye ba8uq ,s +s(*l3u2 zdent on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the sl 8b7cbucyqz qe(83 b* elaq,s0+szu2 lit. 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 0.300 mm. An obva7we/ (4p wu geez).cserving screen is placed 2.00 m from the slit. Find the width of the centrug(ae /.pee v z)wcw47al 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 s g9d(t7ltvd 5pecond order maximlt5 9gp(v 7tddum 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.yr:u t3way91*tl(9j pyukib4(bpnh between the central maximum and the fourbn 4l:9a9 y*p1 kjyu.( wirt(3ytbp huth 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 mmnt ntqp7b.da6q)5ezj (ys : r* wide and ruled with 50,000 lines. The second-order maximu 7jbyt)aq* n.qstrnze(pd:56m 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 f;)0 ni*4lmp-7bme,qrwveng iirst-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central m;4 blge)-*nvm 07nmiqwp,ir e aximum 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 centimekgs 3 .vosd ydr9. g+nnr(0ly2ter ruled on it. What is the angular separation between the second and the third orders on the same side of the central order when the grating is illumin(vo y 9n 0.r.s3d+rgg2kdlysnated 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 jgahh6kc8k vs cvfa8(/p4k8 *out into spectral hues by a grating. If the grating has 2000 lines per centimete88h/ *jv8k6s gakcahfck4vp (r, at what angle will 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 (632.8vq9 g baq. ox+;jsfhl)b8w 7q( nm) is used to calibrate a grating. If the first-order maxix 9bqs7(bojfqwh8)v+;lga q. mum 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. qi joxe, c.)-gIf the third-order maqx,i.-j)ecg oximum 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 gra1ts1 c us:gy899f.pau msir6vting. If the third-order maximum of the diffraction pattern is observed cys 8truf psua.6 g:1s 9m1vi9at $32.0^{\circ}$, 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 ax0 1pqc(pj -a(cso9jmt one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interferepj0j mca( q9-o(ps1c xnce 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 mb64upt (mo*,( m pcb 3bxx*kfpinimum thickness of this bubble will ensure m6b,* p uf 4*(mx3 ctxpmop(kbbaximum reflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). What is the m5w 3r xc3yceux3pe- ,minimum thickness of film that will give an interference c5,ywu-ex 3x3mrc 3pewhen 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 thickne)r8 isq)88 ;+zaw.aulaq2c a) mlzvjuss of a nonreflecting film coating (n = 1.30) on a glass lens uavwlr8a8czm +)2aij ;.q)qua8 l )s z(n = 1.50) 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 in a beam of j vw+9c xclblm7d8 c*:unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred 8c9wcj7lmx c+:*vbld 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 preferr i,;+6btpa +zkxkta8ked 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 strikes a flat piece o1 tga2o +3piqif glass at an angle of g13oii2pat+q $57.3^{\circ}$. 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 t*il )3f dfo9gw)uk(bpolarizer-analyzer combination. The transmission axes of the polarizer a wdff k lgt*3(9bi))ound 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 the Moon when its image reflefc3v( +wzw6uf cted in calm water is completely polarizedfw6uwv z+fc(3?

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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 ajf:e4y u;k8vy2l d-ix5e)e l8t4kyy i polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of tjyx)uli:4k e42ki;yy8 5el -evyd f8the 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 for light traveling in uc.w4p q.nwh( vacuum and reflecting off a piece of glass ( wunq 4..wpchof index of refraction 1.48?

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