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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 84 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://51fly.win/test84.html
 作者: physics  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's principle rq ewan+g-t6pmr9dm(q xq 9j/.-fj;l .
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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 yn-)tv(xkabq ,4ed 11kzu fg5 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 light5mi5b c 8 1:tbckbx7c6nxw.i /j1hwxa is attributed to

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is attr tq,p.)zyb4*jspgkb8 ibuted 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 different o0bn .bf4e0y ya7jqm-hptical 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), originalh2y7in w x7rar 1os*.xj pf03dly traveling in air, enters a piece of glass (index of refraction 1.n y r.f 7*rpd1j io0sx72hxaw350), 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 travelix eev 7qn+zso1vj2 c34ng in air, enters a piece23vv zexqec1s +n74jo 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 light spreading as it passes throu. eknb 5dp24*rveqgl*gh a narrow sb4 n2p ** rlgeqevk.5dlit?

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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, wheref1 pank / 6eoof4o)qb6as light is not noticeably diffracted. Why is this?p/oqf6ae 6k 1no)o bf4

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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 fortv38 ks( zp+riugc .lja.2/qpj 08e;fc( cb zk alternating light and dark bands when light passes through two or more /csep2 3jl ;igrzkfpk(j.c z80+ a ucv8tb.q(narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are sa,d 9k:syg *hqghyp;a/et-;aeid 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 say that two lig j1m guf0lm ;z7th)/tqht rays striking a screen are in phase with eacml70hzt 1;tu fg)mj/q h 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 point P.z6 ,hwvhr(4vuja9ajxl. */qd If the maximum constructive interference is to occur at point P, the w uh*.rlx h,z6aaj( vd 4vj9q/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 arriving at.i:r ,whcl9o z point P. If the maximum destructive interference is to occur at point ,:rzli.ho w c9P, 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 centra4v 2wi7uakr+ ml bright spot in a double-slit experiment, light from ekr72v4 amwui+ach 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 si4- ux5 x:fqhcjde of the central bright spot in a double-slit experiment, j5hfq c-x 4:xulight from 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 maximap )i8jxs*il;e on either side of the central bright spot in a double-slit expeeis*xlj)8; p iriment, 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 experiment, if the separation between theyd4ny o0rs vk*ef a*5+ slits decreases, what happens to the distanc ydv+r*on5k40es yfa*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 distance bet,3r iiwb-1lj tween adjacent maximi br-3 ,tw1jlia on a remote 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 trf*-4 cphm.mgs9*kkle avels path $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment arriv3g-raq dv( ip1es at a point on the screen one-half wavelength behind the wave from the other s (-dariv pgq13lit, 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 impossiblia 2 * b-/lgxb36sjs2 aaehdw,e to obtain interference fringes in a double-slit experiment if the separation of the2e6 a3/aslx b* da b-s,2jgihw 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 hd6oag dd i/5.a double-slit interference pattern using monochromatic light g6dahd5.oi/d 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 diffe:l6xb ;b 9qp vmtx4f9gujmb/,rent colors jf,ubbgbm ;4vq:x/x9tl6 9 m pis

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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 rainbow to form v- ynj6x- ,-ej 4snwgjidz/c4v( n 1vfis

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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 4k: .d mt2omb-m:.5dv z zwt*qt00 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 slighhnav i2.xz.3: a nrg;4qaj+sbx4u w7z tly 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 r qrzv2z+ t2lh3efraction when passing from air to glassv+3 z2hrt z2ql?

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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 passing froym 8y ir2o-t0 )v*gdf,6tfbwvdyfx/( m air to f8fwyydg/ivy vr-( b mt, )60xdf*ot2glass?

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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 glasu)r : */doqdqza82gv52 cfyq0qqsy /ys plate with parallel sides, atvq 2gfr/z:syy 8dy2du/q* )q5 q0qaoc an 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 disj pwe8g6( ;pxbrhxlb-cj 35d) sw (5prxh+9ljtant light source. If she now holds up two fingers, with a very small gap between the9xb p)5l53rc;elsp wx(h+bj8hx6(dwrjj- p g m, 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 theu al7 qomz98.pd9g lu( width of the slit increases, what happens to the width 8d9u q 7ug(op9zlm .alof 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 diffractioxjl/qf.2uzp *n gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a staux/*l p .q2zjftement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with the same slit separation, the onl6 hfz/u2 gc8hty difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, make a statement concerning the separation between the ordeguh6tc2h/8f z rs.

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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 x*wl6.kz jie s z/w76zreflection 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 wavesf7m y;olxa 5m9 can interfere constructively or destructively, depending on their phafxy7;ma5mlo 9se 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, sk p p3/ozq-j9btrikes an air boundary, ther-9 z3bo/ppjkqe 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 glass suny sum9qh8 21*.pbok;7d fhnry2 q;4k/vjqwmrface1r;2p nqhm*bv97nsy.84yfwk m2/joqhuq kd ;, 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 c9scjpirg6ww8, yf.z4 ts++a viewed in white light. As the film becomes very much thinner6+c pwa8jc4gtz fw+sy9, .sri than the wavelength 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 in magnesium fluoride, whatbt k 0z5a;(sck is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to zatk ;kbc0( s5make 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 placed on a flat glass platt yu/7eu3- tb v4i 1cpjtt19ide and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one obseti/i ye3vcp dt t97ujt1-1b4u rve 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 sunglasseso*:z 33z-b2l y5.o iicmqz cnc can reduce glare from reflecteoz3 2-3:i*cyz .5b lnzimc qcod 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 directioks :wob2)jlz9n 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 polarizvav-*r57 pzzmi. ld 1ced light in a dichroic material like a Polaroid filric-mz5vlpz1 av .7*d m?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axesigb4- e0;od0fwrm neiag 27 +ia(3giy of two Polaroid films are perpendicular to each other, what is the percentage fgbw04iir(2e7ymeian+ ;o -gi g0d 3aof 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 surfacl)w qi v-k/yo- t,ty:ae 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 gree u4um 61ls7qcatest 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 diffractaay)rd));d1 e dfn+h xion 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 towavy4hx xy+a)n8o6ev,c tv7-g a rd the zenith (overhead) than n+x8avtxycaev)o v764g y-h ,it does toward 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 of 600 nm in a vacuum. It passes into glass, which has e,4 qa*;jgsj8: ytv )+aeudtuan index of refracti)eg,d4v:j jqt*u8ae+ sa;tyu on 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 66hoxw o4 h7vv 40byr2a00 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light ins0h764y2ro vaxowv4 hb ide 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 glas2c8f cxe axjm,7 r1*jmkeqb g,e d526bs, which has an index of refraction of 1.50. What is the speed of the light in thedmre *2,2gfq e65 ecbm,x7jc1ab8kx j 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 zu 2wh)bw/ c0bfound 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 n4l3o:c2lpoy es/gu p: m 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 found to travel at t6(*t.p8;v cn.si8 st, w-gudq wxlto$1.96 \times 10^8 \; m/s$ 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 falls on t*z fd4e n71kyv6ms k+sm)/ys these slits, and produces a fifth ordm smesf + z4* y1kvtk7dy6)/sner 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-s/oj/9fl rf;,g9 fl j xr;dwgl3lit and the third order bright fringe is seen at an angle orlfox fj 9jlg r,/dlf9;;/3 gwf $6.5^{\circ}$. 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 sliubc r q3gc-i1(jdy*4it experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screeq*(bu c4i ig1yc r-j3dn 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 is 2.0 mm7jsnyfeg5( +a , and two wavelengths, 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 coins+5e(fgn j y7acide 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. Monm/ hh;nehdt shs v(7e3sn3)l 9ochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how fd nlthss()7h9e ;en/mhh33 svar 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 inciqy.:gt;g+ zbsc10vt 9;teko pdent on a Young'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 doublevo. g9cbp;tt+yk1gzs e0q;t: 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, 480 k/ef f +qfk7uglo +bgkzx65.8nm and 700 nm, strikes a plain pie lxfkfkk856gqo +7fu+eg/b . zce 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 (wavelength 480 nm) and red light (wa3s4po p7fs jvyj.*zm *velength 670 nm) is incident on a thick piece of glass at s p mz34 **fpv.jsjo7y$80^{\circ}$. 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 x0-6qbvzi, l l k/yae;is the angular wid l6ax;/-vbie yk0q z,lth of the central diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is illwf,6q,0 vjs7bw g2d)vqin- go uminated by light of 550 nm wavelength. What is the angular separao60fwgqs7 )d bngq wv2,vij- ,tion between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a single slit 0.75 mm wide. At lsmh9 +2 eefe4what distance from 49 +e h2esefmlthe slit should a screen be placed if 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 -mp2zl)e th95* oetbgslit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. * mhttg o2l)z eb9-p5eWhat is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. dzvss)j-j4ee*ig lkp 7:c 4 prb*w0j,An observing screen is placed 2.00 m from the slit. Find the position of the first order dark friej7sv,4 s gk0ze)p4rwl* bjdjipc:-*nge 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 slin)f,e pla.w+m n nt9/105yvbs jb9 sfbt of width 0.300 mm. An observing screen is vjs 9n1 5,fpe0bb+.lnawf/) tnmy sb9placed 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 700+ge2u b4ov,ba0 lines per centimeter, its second order maximum ibbog+2va,e4 u s 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 agn 6:nd40o tyj zd,2dxngle between the central maximum and the fourth o d t4d,n0ygo6x:j 2dnzrder 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 d 2eic9n)wkmz; ym6q 6incident on a grating that is 75 mm wide and ruled with 50,000 lines. dm ye2)kn z6m69;icwqThe 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, lwbfe*6rc js;s+kohtqad;u ;2dh: i82ight of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from tr: o ;abc f2s*shk;w6d+h28uj;de iqthe 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 600ch:lx6f:vlpe dii, +2 0 lines per centimeter 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 illuminated with a beam of lightxle+,:hli6vp2d f:c i 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 the gratingr pcd 3d2b)jz j- 9fxhqc 1bg4ler07s3 has 2000 lines pe3p lcc7e db3gb sz1dxhf9-jq0rrj42) r centimeter, 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 (632.8 nm) is used to calibrate a gg:j-qhu 4gnivmab -4;rating. If the first-order maxih 4g um:va;bq-4jg-n imum 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 normally2e,(5uedjt )s 0/efcn2ijyzl on a grating. If the third-order maximum of the diffractio iteln c,dfs e z/ye2j20)ju(5n 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 inciden -k,*4 f)r/xnvae6zal -octcv t normally on a grating. If the third-order maximum of the diffraction n-v6a*xr,tez 4 fc-ock/l )avpattern 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 fro7jrnj98thd7fzf*7i gz 4+-fc n amfp:m another glass plate at one end by a strand of someone's hair (diameter 0.010 mm).gt7rn +dh j-pafi z4m :cf7jz98f*fn7 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. (ip b+ eyh7lksxta*4 ; yud-2p What minimum thickness of this bubble will ensure mk4a u bshxe7*dpp;yt-yl (i +2aximum 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 axs::(p7,b9yyhhgdr 9 *yet j v soap film ( n = 1.33). What is the minimum thickness of film that will give jht:v9y,rd yb7y9(ph s x:e*gan 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 alv/ q2s() *yptb(pwfqr7i4lm nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 50(f)4s* q i7/2mrqyb plv(t plw0 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 lightue qzwjw l sn(-2*u3:g and the intensity of the transmitted light is 1. A sec u3gn(el-q2 j*wz s:wuond ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preahz yj-2; wlf7d.wwd -ferred 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 lighte*hdxa z-eob5pblw (04o l g31 in air strikes a flat piece of glass at an angle of o*d g4elx3-pe 5wbblzoh0a 1($57.3^{\circ}$. 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 throug 33tx16lx b6rnb1drc e 0wim;hh a polarizer-analyzer combination. The transmission axes of the polarizer hclx 1w 6bi3rbnx06m3tred1;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 the Moon when its image reflected in calm watetw6:/smbz 7fd r is completely polad7t6zf :b/w msrized?

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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. c,dh 5dkgg7jn6 e e(/lIn this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axeg/l6jk7dhdge (5 e, ncs 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 ad5+d mdd-q7pdy2 s-04 sm jipnngle for light traveling in vacuum and reflecting off a piece of glass of index of refractioqnjddp-msi0 +72p ds- y5m4dd n 1.48?

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