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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: 游客未登录  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.kav7zr/ 7f,fsd*xfvc (m8c2 i
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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 stasng78* n,jd,ycfn ih1tement?

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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 attri: c3vw f*lm.wjbuted 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 ati dt9*)vktej4s2ajs0w v i qv:n./9eytributed 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 opt0ooep6 gi. e(cical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in airdio ) 46zva4- 2lmad1x. )ng bkvsnd.o, enters a piece of glass (index of refraction 1.50), its nl)s2vn zd4 ) 4ddva.xbi6-g m1ao .okfrequency

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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 air3 iv0sndd2 f/w, enters a piece of glass (index of refraction 1d3dw/2vn fis0 .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 through a narrow5x x/8eaqc 4wy0qf3b f slitw qq5fe 0ax84f3 y/xbc?

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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 lqsyk.wnv r0i6f p: p./arge objects such as buildings, whereas light is not noticeabp6si0rfv kn : y/wpq..ly diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternatin a bbp 2eiz4a0-k+y2nwg light and dark bands when light passes through two or m b0az 2ib-pey4n+wa2k ore 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 said to be cohe+8xq8 x(jij6ud thgb 3d+yyf6 3lu)eu rent 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 whenn( m0)p9tmxiw we say that two light rays striking a screen are in phase w(m9m)n xpi wt0ith each 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 diffle)*jf8t ve r+x z1)olerent paths arriving at point P. If the maximum constructive interference is to occe) x ollvj*)1fze8r +tur 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 arriving at 8bj2l67jxf bfvs h* s:c 7 .qxa)l1umdpoint P. If the maximum destructive interference is tq6fu bh7j:x.2l7x8jsfav) cms *b1l d o 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 s/ocrs)pa fa ;8ide of the central bright spot in a double-slit experiment, light from each openif)or8 ;aapc/sng 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 spot in a double-sli,-luxn-l l ne75spp4it experiment, light from each opening arri-p-4li 5lnl7nu px,se ves

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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 6xk rbr:cn9r,o:o t) fthe central bright spot in a double-slit efn )9ko,orx: t6cb:rrxperiment, 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 twls .z(m:xad-he separation between the slits decreases, what happens to the distance bzx lm :-w(.adsetween 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 betv,xf25qbg4 .b x8*ybkj r nrv-2m7 xntween adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent mk8vtn*gb b,72.r- xxnyxf5 24qvrmj b axima 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 qqbdr/t)(v :gpath $P_1$ 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 slit5 ns* ma6gu4da of a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is observed at thsm agda 65n*u4at 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 in a double-slit expmb sr*6g;wi *kxf )dl2eriment if the separation of 6 *xl*2rdsgwb f)m ;ikthe 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 mp(rf m(t h9l (nd0c5olaxima in a double-slit interference pattern using monochromatic 5fnhm op(l09( lt(rdc light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white light into differ ktv /3e w3/gr5l2kyohent colors isgeh3/ tv5ok3w/l kr 2y

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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 ri4cqih )q )bc,ainbow 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 4b i(ah/)ok9r b00 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 slightpa,hvvcs + p +jb* lxxut4hx3/61as9qly 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 undw 2.btk6/swyiergoes the greatest refraction when passing from air to glas.i6w2 by/wtk ss?

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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 poh ;636*yjqps5 sk pq7bjav5bj;e7uy assing from air to glash;u * bj ;75 s37sj6ja5o p6ybypkqveqs?

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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 awmcs zi:p2 x *)4pw.el thick glass plate with parallel sides, at an angle betweenl.s:wp ci m xz4)w2pe* $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light source. If she now holds up 8bhff eq8q66ltwo fingers, with a very small gap betweene6hf6b q 8qfl8 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 thvrg 1va;10x .hokl b;ze slit increases, what happens to the ;vlagrkoz.h0xv1 1b;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 gr0 g iy lqq7+uq7-verq-atings; one has 4000 lines per cm and the other one has 6000 lines per ylqqe rq -0-i7gq+7uvcm. 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 samulsr z+u47vq/e slit separation, the only difference being tha/l4qz+u rs7u vt 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 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 sl* c+x2jsou lz)ick are 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 monochromatic light waves can interfere constructively qd1m molwrwds; 8b *.b+-eu2w1 ry9qm or destructively, dependingqrm-wsy w*8w1d;.d+rq9m 2umbe olb1 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 boub 6-gn2qjigp r;5yop9ndary, ther q; 9orgyp-jn526g pibe 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 b (mrzpxiriao 7 ipx1/)3n)ks p3m,2 bgy a glass surface, th iobnis m)a,13gk7r3p (2 )pzpx/mxriere 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 /s*k rlof47itoa,l4m much thinner than the wavrl7islo/t f,o a4mk* 4elength 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 6e ds anytga0vcs+262fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for e26ytgvasncda0 s+2 6that 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 abe quu c40fv(9aqyobxa/s6 8. pove with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe .uosva0u (98peqa x/qfy4bc6 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 certaib2gj.jo,./lus9f:bt d3 7d x fz3wxxs n sunglasses can reduce glf lb.x:7xfz jd2t3bgw /sd x9j,o.3us are from 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 ybzrhj;q:n6 * 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 polarized light in a diqzgf7cy6 i;a 1chroic material like a Polaroid filcg za ;q17iy6fm?

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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 7o pyv3oay2;aPolaroid films are perpendicular to each other, what is the percentag3 ;v payay72ooe of the incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the sur nou2)lw+.k6gu 4xjl6qeq 8ze face 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 g,zn 9-tnyiv:-g (ldf..n ym0.t wspvl reatest 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 diffud o6b/8jxiye: l+ m,nraction 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 8br.+pb*fvv;8 nckb:mw vq(i 5pj 9fh(overhead) than it does toward.: v8fr5bpvm9b8(qhnkpfv*b cwi ;+j 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, whiciqpsrk qgf*,; nt+;g 2h has an index of refraction of 1.50. What is the wavelength of ikrq nf2,;pg;q+ *tgs 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, which has an inbl9c3 krw+*ea7 s(1r awjv/iu dex of refraction of 1.50. What is the frequency of the light inside theb17javs+ e (*w9lkrr c3 iwu/a 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 vacuu ky j n+m1;iq-9u0 :u*envj4c cy,kawnm. It passes into glass, which has an index of refraction of 1.50.+0i4*qnv ;cy 1nw nju j mkyak-c:e,u9 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 to6d*svl leu )tuwate3p;;.8 di 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 founj+g /7 yf/n geuw6f6uhd 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 travt0vgs zso 2; or5k;gq;yx:w(oel 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. Monochro/j h ehmj5j14xmatic light falls on these slits, and produces a fifth order interfxje5 /jjh4 mh1erence 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 s/ xoiyax64cqtc-xz*. o 7 l/xorder bright fringe is seen at an an4xltco qi6/x/xycs .z*o a7x-gle 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 separatiolypz 4bk nkt m9a,3;v9n between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the ,34ykk nltzb9a9 ;mvp 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 experimeqks aeow9j91 8nt, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central ma9ak8qe w91josximum 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. Monochrom4hl d;j i:aur.atic light of wavelength 634 nm falls on thu.:j4larh ;ide slits. If 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 double slit sesheyluoqy7a;vwq/t 7fd60 86 tup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-or tu s86qh7 woy;yldf6v0e/ aq7der 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 r9-e f/i:jhbip h8z,wuagh, /nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the gl9e ihi8g ab/f, r:jph/ ,-uhzwass 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 (.0mx3,2 kve mqzcanu; .p*zzxk .t pc)wavelength 670 nm)xev *2z,p0 x. z.zqntc.;mum )akpck 3 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 singl3 xon9 sby +paf7p:(phe slit of width 0.20 mm. What is the angular width of the central diffra(ys937ba+ x:hn ppo pfction 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 ;o5n)zwhwbp ) illuminated by light of 550 nm wavelength. What is the anguw wob)h zn;p)5lar 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 n(h qn j7h4uf2bpuzyuo n ,kl (d(b6h,*m is incident on a single slit 0.75 mm wide. At what distance from tzk4np7bb(6u (hu,jl2fu d, hnyhqo (*he 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 yjdan0bzov1x30wwig 2. b+ 9y incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the cwdn2o+bb0gi jwz1x 3 y90a .vyentral 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 observi2 rbn: xmmd0 olyw)*/xng screen is placed 2.00 m from the slit. Find the px nrm*2d wx:m 0ol/b)yosition 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 w1.e 9x8.r k; qy tuces:xl.sn,3qtofo idth 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central max. ,.9nq8x ;ey 3 k fso:cq.utoetxrs1limum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates rcam,j 1rl;j 8a grating with 7000 lines per centimeter, its second order;,r8ljjr m1ac maximum 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 the f95n6p c ld*xi (ylf5sr7pco/central maximum and the fourth ord5slx9rcd 5*fpf / l6(iony7pcer 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 aae;w7yjpk os,kya/)e tln+, oi9wk ,4 grating that is 75 mm wide and ruled with 50,000 lines. The second-order maxis9aywokt ,,/ a,nw4l )k7i+p;jy oekemum 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 zb.ice:,s1f htslzlzz:,5:j wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A secont:1jhz: lz l,fscsb,z.:ie5zd monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centekb0j lpa1nbd q 35/glh0w/.fimeter 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 e fd3 /lbk0hqap5b.l /ng10jw 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. I8;d7w ,hd4foiyk2eu;b zj9o ef the grating has 2000 lines per centimeter, at what angle will red light;dh ,274ze;ed ijyb wo u9ko8f (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 c7 tm+yn8r,ttihm+re1v:*k fp alibrate a grating. If the first-order maximum occurs thf ei,pt ky+ :71*rv8t+mnmrat $20.5^{\circ}$, 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 wave) 1z -wvz,d.n 1mgkgaulength 500 nm is incident normally on a grating. If the third-order maximz1-wg)1v n.zk g,am duum 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 5;tbn.jg .:re f00 nm is incident normally on a grating. If the third-order maximum .;getr.f:jnb of 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 anothere8*o 7nq8ues ;va/dky glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bas qu;*y7a8n deve8/k onds 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 minimub h(mh,+ez5np m thickness of this bubble , pn(5+ezhhbmwill 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 film ( n = 1.33). Whatvbaudb-geq4es -vl. . ym-*+i is the minimum thickness of q yev bgd4buvs-+. .e-* am-ilfilm that will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum th,jirdrrf 07 0vne2n0,v lfu,s ickness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wa 7nrv,rdv,eir0f 0jun 2 0lfs,velength 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 placedd 4v7igh q7fk:hc u,3s in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is pl ch7s igfhv4 k7qud3,:aced 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 preferr.isc:3 sdj 7loed 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 strikedb:rgn0: v 4des a flat piece of glass at an angle of db0e 4n:gvd: r$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analyzer combination.xhm)h7* ss 9 ,6wddkmqk3ru44k7jeg x The transmission axes of the polarizer and the analyze,xmk4gk3 u74rj9se)h7* dw xq dsh6kmr 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 ijkk.7o a;k d+rd; s)pf.xlz l+ts image reflected in calm water is comple +dk;;jo7 rax lkls.p+ df.)zktely 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 through a qf (uy23a yzcng1el6h (ro-f0polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzl3(nguyrhf oa0-y1 qcz(fe62er. 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 vacl afu(;si *df:uum and reflecting off a piece of glass of index of refraction 1.48?l(f udf:*ias ;

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