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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 princie/3 ) bxj8* cx2,vfbyik (xb:- yngrnhple.
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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 fox su/q7+,qb,)cen m ualse 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 attributekc /ijj8 eekr0w/y;;wyt ag-) d 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 li mzn;+zaf4 he6ght 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 different optical d)fqz, th o1;h );achaeensity,

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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)rs53zw6 gibs2 y5as /r z467nct0rmjh , originally traveling in air, enters a piece of glass (index of refranrsj0z6b s6r 2chs3wzri5 4tag5m7/yction 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 traveling t 8m,djg snj x8*tn.8h7gsv q5in air, enters a piece of glass nj8m h8,gq5n7g8*v ss dtj.tx (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 responsib6 q7-mctv 3nq(: o*krxa-x8vk 3ifpmele for light spreading as it passes through a narrow slit?6vec: nrq3p*t qik7vfx ka(xom-m8-3

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects such as buildings, whereas li f+kw be(x9.kight is not noticeably diffracted. Whkbx +.kiew9f(y 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 a,j)z43ryz-f7 :smm6wq udfy light and dark bands when light passes through two or more narwu 4fj3)d6ys m :7 rfazqm,y-zrow 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 ar k3qjx g/1 w,wx9lo9zamf2zh6e said 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 light rays stri(:w u h)*fsod 8r/qb; hn8nazlking a screen are in phase with each o*f8o d:hz wr/ anlhs(uq)8;bnther?

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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. Ic 6g0 *zmvraw5f the maximum constructive interference is to occur at point P, the v0azw5 6mgr*ctwo 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 point P. Iff; ,*g rrkdcfww v++udnpg6 8/ the maximum destrucdk/v,gfr8dfw+wng *; rc +pu6 tive 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 d jy9u)z dhk2yjbp8c2 8k khk;y ,i:5nthe central bright spot in a double-slit experiment, li8ku);:5yj28b,yk2kh k dy 9j dhpzicnght 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 s6c1yd9 udlm0npot in a double-slit experiment, light from ea9d1dcu6n 0mlych 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 w.wi)e h9m+jjeither side of the central bright spot in a double-slit experiment, light fro9i+w.wmjej) hm

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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 ts9 c:l(w 0l;let six w*xu,aa:he slits decreases, what happens to the altw :l0xuw*e;s:(c, 9axsi ldistance 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, jsz(-(n .hxlaptcw z0w44yb5 it is observed that the distance between adjacent maxima on4c ab-5( .tz4lxjz0hswnw y (p 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 ligb8be+w7gvl1 mxo2bx w 8 yo)u+ht 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 , dv d*;.o-emi1 yo6(tzucuawexperiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, whic uvu,;*6cyd doet w- zo1am.i(h is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain interferdc2q00 2xdgx ghkk;jb rs3-. gence fringes in a double-slit experiqjxgx0 r0-;dg 22.3 bsckkdhgment if the separation 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 dk1a4-u mlje0 oouble-slit interference pattern using monochromatic light 4k0mea-jl uo1 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 differp1tkn 4tuws8l +k/sm5 zdk .xy1cm uz(c;y ;9tent colors isck(s; zmt1 4k5k y9n;s +t 8lduyz.t pcuxmw/1

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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 forj9 *b5hfuf. )3sp2/gnq6epw x1jj gf 0ks r/wkm 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 calll)y7**o7 wyzuprnj n, ed

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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 calledp:.n;6nht4r7ffk- uv2ag vs b

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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 -mm1,o drb) gwfc13e ymq54afrefraction when passing from air to geawr ,m4gydm5cb)f qfo 1 1-m3lass?

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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 pt, 0kwo.0 msllkux;c0u qxu0, assing from air to glassl0uuu,.sc,kmx0 k0txwq0 l ;o?

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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 amvpaw99j1 rbp7 +fjg 8 thick glass plate with parallel sides, at an angm9 bajprg197w+v8j pf le 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 1nbft4 n*x hog;x21/spsudd4. If she now holds up two fingers, with a very small gap between them, and sb4sh1no2 tfdu;4xd1pgn /x*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 diffrp9qpek 89 )i:u4 mndhnaction experiment, if the width of the slit increases, what happens to the width of the centrpk4eu mqh)pn9 dn89:ial 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 has 4000 lines per cm and the ot y+gwwev e:8- 77g;mx*;ysk whvoia.rher one has 6000 lines per cm. Make a+w*8yx .7rywemegg k;vha vs7:w;i-o 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 separation, t.bmz7y* 02uex(wz dp rhe 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, make a stat yrew m2(zpz*07du.xbement 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 rw8yr* gvx7xkg-)g5*th *f )zdd 5mr pmeflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can interfere constructivlv,)h p2(w lcp g4/egoely or destructively, depending on their phase difference. One consequence of tpvhp, 2o cg/wl4(l) eghis phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes an air bounnzay(d3l 6n7 ddary, there id7zny3( la6dns

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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,rl :,bk;u4cj u is reflected by a glass surface, lbk u,c4u;r :jthere 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 beco50vnyehe17b qptfiz 8:dg9f. mes very much thinner than the wavelength of blue lpe9b degqfz 18fi0 .7yt:n vh5ight, 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 lt6qyi( k5 +5dbsxsv6/i ch-rfluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make iv d 6(stk/iihb+rl5c5y- 6 sqxt 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 plate xjh7sx nt7a0.:a6xx oand illuminated from 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 ofhx6jta0 7x xsnax.:7o 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 thatcqkjt z+* 6ff8g2.tn,* ljvy9qbitc; certain sunglasses can reduce glare from zv tc8f*gk9fj,ljb6 cinq y2qt.t* + ;reflected surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polarization is define(5 pe4c6xsro e2sxt(p d 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 tobtv.o:0 c exl5 obtain polarized light in a dichroic material like a Polaroid filmb etcv5:olx0.?

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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 films are perpendicular tjsa,*y.:zhnexa 0 x a8o each other, what is the percentage of the incidensja azxex n,a*0yh :8.t 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 2h(hc 266b*i xon orvbthe 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 sun3igunv do ),4k;(fl9,c wwhsl : b5pyklight 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 diffractl(na: brcs 5)uf y;za,ion 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 towardp*js su)dy /.kfyp8c 2 the zenith (overhead) than it does toward the y/2f)8 kys c*.d spjpuhorizon. 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 glaij9)m)wb)6zf xq lz l:ss, which has an index of refraction of 1.50. What is the wavelength of the lightbiq 9) )) m:lf6jxzlwz 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 nr(. cwew4mm u,m in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of mem wr ,.(4uwcthe 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 glass, which 3cj-6 j.mitak8lq gx7has an in7 i .-qxc86kt 3lmagjjdex 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 in vacu9ldt/.hn)jje5 fy iy +um 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 np8 0;xtxv6j dqy.l* jkm 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 trav afwwzh/(v:ge+,bni- el 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 faljdvss tb-p 33rf)mg02p0m+qp ls on these slits, and produces a fifth order interfer) rb ppp2mt 3s-m0s3 vgj+qf0dence 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 thirdq/fq atwm9-te15x +xm order bright fringe is59t tw x-a1q+m fqem/x 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 experiment, if the separation between the two s 9yuscdf *(l/tlits is 0.050 mm and the distance from the slits to a screen is 2.5 t*/ulsyc d f9(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 mm, and two wavelengt3i)ni u q3r *1jhgq, omb.nxl8hs, 750 nm and 900 nm, illuminate ug8.bj,m q)l*x 31iqn3iornhthe 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 coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light of wavelengthze:7s 9n idskm4z1l m8xamc4 0 634 nm falls on the slits. I inzld m zcss7k84x4e mm91a:0f 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 douxp2aicygyrw9380 tw 1ble slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15w3g2 a wp80yi9rt1 xyc 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, 480 nm and 700 n d/rv. v(gk.bim, 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. De (grvi.v /b.dktermine 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 480p7m*.0er+ xjj (zisi v nm) and red light (wavelength 670 nm) is incident on a thick piece of glasjpiv+ij*.0 srm e(7zxs 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 singgh + 8cbvb9cs3le slit of width 0.20 mm. What is the angular width of the central svcgbb8c+ h3 9diffraction 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, i - (9o-9zye vivpzi:gas illuminated by light of 550 nm wavelength. What is th-:ogvz9p e9zv (ai yi-e 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 680pv rdt d-(fd37 nm is incident on a single 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 t03ddd fpr(t- vo 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 slit 0.20 mm wide and the 9zi2 fgxy1wr pt(z7 l83jnr s7diffraction pattern is produced on a screen that is 1.5 m from the slir(nrgpz f3t9js w7l y8i7z1x2t. 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 incident on a slit of width 0.300 mm. An obn:;q w (rs:d w(ys;uwbserving screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the cw ;q;ynw s( :b:d(wursenter 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 widmav5g c a37*kx4*gjvbth 0.300 mm. An observing screen is placed 2.00 m from the slit*g ajcvgak*bm4 5 x73v. 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 zq;3j8pru* o bsecond order max bpqo83z;r*juimum 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 then s.ye.idr):r central maximum and the fouyne r):dr.i .srth 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 gz:i qam- /yl:irating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is se:q- y/ z:iailmen 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 p9ijmcqk;0i/4w pb5reisz/zy l18nk 5roduces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces ab/5 8i9 klzqm ip/ws1;0ckeynj4zr5i 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 ps7k e8,zy0 so1sy kb ll im.:a(ic*d,6000 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 whes pzo:iy.0l7,*ac l 81sks(y, deimb kn the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a grating. I;jtdb, 5qfg dw1sh8 74gl1 kpvf the grating has 2000 lines per centimeter, at j8 wv5; f4s,1l ghpq7dtdk1 bgwhat 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 usei v4n7 uauz;+ dm0j1tsd to calibrate a grating. If the first-order maximum otviz40au m +j n7d;us1ccurs 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 ocy*md vd3 /st0n a grating. If the third-order max/3s* cdym0 dvtimum 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 incdu, *vm8 ico.a o*od4pident normally on a grating. If the third-order maximum od,u4a*d.o *iovmcp o8f the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glass p asomg/)ex+aw iy7)*z;sqd u+ late at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands whesse*i );7ouq ) axyz+d m/ag+wn 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 indedrr i2uqh 8ommek*r/3nx b:l*4* ,igd x of refraction of 1.33. What minimum thickness of this bubble will enrn/: q b4g 2dmmr3eu*do *xl 8hi,kr*isure maximum 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 illuminatcvq(o9 ptos 80es a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when qs vopoc9 (08tthe 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 nonref(7yo iu7 ,qpvx pk ,6d0+hb7zjbut6m plecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelezvx, tpmq i( u7,p0do7 j ky6h6p+ub7bngth 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 unpoq 5if -yom gw1 n5:gmd+*ja1daq; dzg+larized light and the intensity of the transmitted light is 1. A second ideal polarizer i15daiajfy g +n+mwd-qgd:qo;*m g 51 zs 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 preferred direction ro (190ub;w idd/xucfustated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat piece of glas/ho fhqv0gq9 5s at an angle of 95gh0/ohq vqf$57.3^{\circ}$. 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 polariz/.pqsvh ,x fjgj4hwuket +3cp 7l8m-( er-analyzer combination. The transmission axes of the polarizer and the analyzer arp.j hghsf xwl (,-+qc8/tuvmjk43p7 ee 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 water in54g2s-s lpl7qxo d 4ts cot 4xqo-sn547 p lg2lsdmpletely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes q5t+mcw* 5n p sx,k-eqthrough a polarizer and then an analyzer. In this process, the intensity of thes+* ntqwxc-p5m q5e,k light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for light traveling in vacuum and reflecting ofwa),u inc5a hpm*4l9 tf a piece of glass h,95wmup* )ian clt4aof index of refraction 1.48?

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