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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 princi )j29e9vh p(y n0hlw7pzsg lj+ple.
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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 i9 j;lrvk.3ypk s a false statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light is+)keuq.c kuv5g b 32doy7y3 t*hwftm 56cjn:s 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 lighi5sb k0pl145 vz3r 9oxe4vlfj t 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 enr 3v hvi1; nxlq)7hd*lters into 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 5cc7dph7ik 9flfh ej+x303 t a= 590 nm), originally traveling in air, enters a piece of glass (index of refractiht3ckc ip7e 970ffh35 +jlxdaon 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 in an+bc z h tqk.;jd(,h)pir, enters a piece of glass (index of refraction 1.50), +),pnht ;dbh.zqjk(cits 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 through a narrow jv urzkyf 19z:)i68wt jf9yi 1z8zvtw: )ru6kslit?

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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, where4 si2ib5kzzg. as light is not noticeably diffrgkb sz5 i42zi.acted. 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 responsibley.jpkei pan):f9 cmxy8elu 8/p5 s19v for alternating light and dark bands when light passes through two or more narrow slitexf y:8 ni y.)8em/apvj1 ks5 cl9pp9us?

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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 ,q xrss-ff8iio8wmg9:kq2 )rbe 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 striking a scre,m t:y 6)pc7l)759jfzmv flfqn 6 aekzen are in phase with each ot6797tv) lf m,zal:j6m)qkznfcfpe 5yher?

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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. If thev v8z-3rtse i7srn;(o maximum cvsn-z73 ve tiso8;(r ronstructive interference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel differena3l5 cvo 4dlfa.w9a18kifm53 qxb8jyt paths arriving at point P. If the maxima3l1a 38d xf4 .foyavlijc 89km5q5bwum destructive interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either sap.1gba;9 7e0eegoom ide of the central bright spot in a double-slit experiment, ligb mga a7;9eep oo1eg0.ht 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 b i5-b*f2aihsside of the central bright spot in a double-slit experiment, light from each opening-a *fhbsi2i5b 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 central bright spot in a double-sl3/ho;cm detlx( 5dlhb9u,2wv it experidc/ (l ;2wtlhum5xe,3vho db9ment, 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 klg)eo. / -snj) f8rwhexperiment, if the separation between the slits decreases, what happens to the distance between the in.g8erl/hof k-w )jn) sterference 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 distanc+htxcfku9 e+ /e between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maf+ et+ /cuh9kxxima 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 path j6tqt2ba: e/1kp 8t0 t2po bzl$P_1$ 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 doublb/50 z+ubiw u lfoura4tt 4ye2wq2+, ee slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is observe2bqwi bl5a/w u ,z uttro404efe+yu2 +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 obtains (y sp7*kzs *mam9hzfa+ v:rm j.9+fq interference fringes in a double-slit experiment if the separation of the slits9+zasjs.sk:mhz(q*9m fvya*f 7rm+p 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 adjacent1w.ex)flzapc.l.r 4j 8bl +ge maxima in a double-slit interference pattern using monochromatic 4x.lbe1ze l .ag. lw8cp)j+fr 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 separat e*6ssv0ihylp0 zi4m 4es white light into different colors i46mz0ysp hs 4 e*0iilvs

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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 sv 0h 2m:t/.heq c2ijsis

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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/r1ou; 6-rrt62*qsdkfg rec u( / nuus than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than1wf fh)pf1czloy3 + e: c9qy*fu1)ndj 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 when par ghwx1mc1(.: fdo*y3l zc(2b j uh.jessing from air to gl.o m.h1b(z :cuc3(*g 1ehdjr2xyjl wfass?

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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 pas r pmhu)yrs1wtfbc4vp*rhs+ )x0: 9)esing from air to fxcrb+hu yh)sv1 0:*re pm) trp9w )s4glass?

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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 lighcc cfbekd6dc 1ar+* .v9f4h(a t is incident on a thick glass plate with parallel sides, at an angle between 4(dcch+aeavff cckr1 b 69*.d$0^{\circ}$ 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 hold f77dj+bc,xm b9gqi6a s up two fingers, with a very sm6f qx7+igajd b9b7c,mall 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, if the width of the slit increaseucize s0z8k8:,kb9n 2f(bulo s, what happens t2k: zoe8(csblf8n, 9bz u0ki uo the width of 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 gragiq)vw * o:7wmtings; one has 4000 lines per cm and the other one has 6000 lig7wo:*iqv w) mnes per cm. Make a 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, the only diffjdhs jrj4 x)1ikpe1+.4 pzeeo im/6-gerence 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 oj4g+i-/ eei1dp.zr1xk6m ) je4hsjpseparation 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 refle) rct,9147c dngoqqiq6vh1e)xgt s (w ction 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 wavesftf 8,h -yut8a*gpkry7q7-ph can interfere constructively or destructively, deprg-pt7a87 k qp*fyf -uy8ht, hending on their phase 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, strikes an air boun,- 1:hc7ekvhc ms pz*sdary, therhmhk cs*:p1s vz ec,-7e 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 fw i5 4wj .pa1v2bn3e0+aaeto air, is reflected by a glass surface,3ni.tjf15pab +04vwea we2ao 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 viewew/*b msq 4uel7d in white light. As the film becomes very much thinner than the wavelengt4weq7l *ubm /sh 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, wha sk,uj-6s qegyp)d- jk s3/oc5t is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make-s jsuyg/d5,o s3c-jpk)k 6eq 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 plate and illuminated from above with m3cy s)ppue(0uonochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does3uu (0 ce)ppsy 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 redp.nt qsc9) ajsvq.u 8po)0 x2auce glare np) sqo ts a)9upcjva8q0.x.2from 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, thd:j iaj;+icp 9e direction 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 polarizey4g/ kzs7h ja1d light in a dichroic material like a Polaroid figy a kh/41j7zslm?

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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 a2g3mem -kcr )ire perpendicular to each other, what is the percentage of theg3-ec2 m )kirm 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 surface of a p.v4cu+ti mxq9r mf5g,/ -ejblake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunl hqhn;jzgk 3yq(98r+light 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 follow45u 2uo i ;c(f(mcjslmn7xw) wing is 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 the zenith (overheg6iap ( ,fkd+xy x9r;yad) than it does toward the horizon. Thixykadif(p9,6 ;y rg+x s 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 als9v9,-ey cet vacuum. It passes into glass, which has ans9c-,leve9 yt index 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 glass, whi6ba*vr3: p zhsch has an index of refraction of 1.50. What is the frequency of the light insi*3z6:vbasp h rde 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 has s*+sbko 7-s/zcl 32oo)o xngzs1)oizan index of refraction of 1.50. What is the speed of thex1 )*z7)/+k ogsislnzs2s3 boooz o-c 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 xgf b*jr(cr0b2);1 v 2i jfqvq95icpa550 nm in 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 66uadq34 se6yp3 (u -r4vqgiuwy 8 rdmtravel 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 5a8u)xv, fl e ;vbkt:,m50 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 aparnk:a qagg8ez -4 *yw8nt. Monochromatic light falls on these slits, and produces a fifth order interference fringe kye8na-w :qzn *4a gg8at 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 onan z*7mwp x;-t5vj,uu a double-slit and the third order bright fringeuxjn,mv t zw-ua;p75 * is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation0,u,h;qrqj cj/z t;4t iak1as between the two slits is 0.050 mm and the distance from thrat hu/i ja;t ,qkjcq,4z0;s1e slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengr33 -rpf78gmxem gf 6 su;dx6kths, 750 nm and 900 nm, illuminfs 83edxp mr rk7mx-6g3 6uf;gate 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 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 wavelengw+ y2aax3 ta-(nq+mzj th 634 nm falls on the slits. If y-q ma(t+wza 3 xj2n+athere 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 ch+ kat*(;zel is incident on a Young's double slit setup that has a slit separation oe l+tkahz *(c;f 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 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 6l (xrjvj2n 07kyg af5two 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 nm. Determine the angle between the two beams in the g7 yal2 (5gkrjn06fx vjlass.

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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 lighpv6idamw /2zj.fa(; x t (wavelength 480 nm) and red light (wavelength .xd(zip;j /ma avw 62f670 nm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single ,ckp r3/9kx dkslit of width 0.20 mm. What is the angular width of the central dc3pk/d k,k xr9iffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is illuminated by light of bp1njf ylhy 4 8+)0iou550 nm wavelength. What is the angular separation between the first tw1ihfnb j p4u08y l)oy+o 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 0.75rrhlf,fk36 k 3yu3)tv 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 the33,rfr k uyltv)h 6fk3 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 diffra2iv im:4c( v,tubayj.ction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central maximumi4iu(: ,vba tjyv mc.2?

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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 p4j:cxlui auyr ,y2 .)of width 0.300 mm. An observing screeyiup.,):2l 4rucxyja n is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580znf4 cw)0zg 0m ze*7vf nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from thezcm7e0z0*fn )z fg4vw slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines cmi7) by vxcj7f34g;ci;v jhk +yr6;mper centimeter, its second order mav4y+j7 m;xmh)3cyjgi7f rvi;c c; k6bximum 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 ha4;ntut1,gp7vbdx i( us 5000 lines per cm. The angle between the central maximum and the fourth order maximum isu,7 (1 g4 u;dtbiptxnv $47.2^{\circ}$. 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 l0wj3-q5dl+ gy rr8nqa grating that is 75 mm wide and ruled with 50,000 wrqy-5 j3 n 8lqg+0rldlines. 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-ordf lptwymnpq m16*d202er 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 the second2wy lfmnp2mt0p6* d1 q source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction gratins ;e*8fh llx0cg has 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 oe sl;x0*c8f lhrder 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 into spectral hues by a grats zkm4r 47 *uy2rtur7xing. If the grating has 2044tr2 x ymk rr7suzu*700 lines per 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 i57vi8f j8l z.ijmt g*used to calibrate a grating. If the first-order maximum8i5tji .l8j givfm7 *z 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 incidenhw i9r:;t t kl.o8wfq0t normally on a grating. If the third-order maximum of the diffraction pattet9 wq wr .:hiktlfo;80rn 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 oko tsxjvc w27 f542-znf wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observedo t 4wkx752sfjc v2nz- 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 lon /1syw4hu; rtsg is separated from another glass plate at one end by a strand of sy;4sh ust r/w1omeone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index otylh/ t 045lfqf refraction of 1.33. What minimum thickness of this bu l/ hty4t5ql0fbble will ensure 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 illuminates a soap cajkn 5osd : sv68e2.ffilm ( n = 1.33). What is the minimum thickness of film tha:k jco8naf.6e d ss5v2t 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 thvr7mn j1 b ip+81jgzm7ok*a 0lickness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1vk i7g*78j +11r ajozmbpl0 mn.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 unpolarized light and the intp,vnuo4k0w ms6y p9 g:t;e-ecensity of the transmit9yu6oence4- pv:km gw,s;0 ptted light is 1. A second 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 preferred xi kaah 00a;m:xa7qw2 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 ykuyj)cru,c;d mp --4flat piece of glass at an angle of -c kdycru,;mpyj) - u4$57.3^{\circ}$. 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 thro ylgru3.p-w l(5k;hacugh a polarizer-analyzer combination. The transmission axes of the polariky-p (ucl ga5rl 3.hw;zer 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 Ml53qwgbei;x1,ig rfb g v9/k*oon when its image reflected in calm water is completely polarifgl 5e/b 3qri g*g9k,;x bviw1zed?

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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 thron1h,z 2ppw k3vd*qwj 0n1)yh uugh a polarizer and then an analyzer. In 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 axvyw3u z 2 dq0hk pn,jw1pn1)h*es 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 v6rxkp x nks5+-*jbqk0 acuum and reflecting off a piece of glass of index of refractionk +5-knr6q* jxpb0k xs 1.48?

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