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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 princi 4bilnzu1rqz7lo, i5cdx9z 40ple.
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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 s, 5 e,t7id/bl/v5vct9yxdkwp tatement?

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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 attributed du:zfn gi. 8. +qys6mvto

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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 attributedik 4mh9 m4sji *:jo7lf 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 densitn-0ftjys :seme e c651y,

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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 air, entegqgh)h+ x+tin ; 82rsxrs a piece of glass (index of8 2gt gs)hi x;xrq++nh refraction 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 air, eu ;yq*-f gkf,8io hnu vhq1(,xnters a piece of glass (index of refracti;h (i-xyvu8qg oqkf,h1 fn*u,on 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 ligxf) h10ta-n taht spreading as it passes through a narrow sl)-at1h0antf xit?

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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, aqw/0*r1zp vm56d tbz;(dr pc whereas light is not noticeably tp z qdz( m61*bcwrrda ;vp5/0diffracted. 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 e, 39g+l83guq6xm7zdoc snpe alternating light and dark bands when light passes through 6slemcp,7qge9+3n gu38 xzo d two or more 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 coherent i8e9*fy*tgqz kc e: ;lxf 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 striki 6dkxjw 91:ii-nqz2sfng a screen are in phase with each fj 1x9z-q: isd6ni2wk 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 different52i7tebf d6ft paths arriving at point P. If the maximum constructive interference is to occur at point P, the two tf526tb7if d ebeams 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 lighm6b.hg nz*flm;u) 4+q9tzxn3 n,jd od ,bkzf;t travel different paths arriving at point P. If the maximum db,n93h;.nldz +)jdgz; nmu k6*m,tqfox fbz4 estructive interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright spot in a dl3b.t+2 wfjkcv8 msz ayn)0y3ouble-slit experim lbj2stn+vw0z33 ckya 8)ym.fent, light 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 tct8qug6j /+i)8qgh m spot in a double-slit experiment, light from each hc q/)qtm+gij6tu 88gopening 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;qr8cm ycd85 q central bright spot in a double-slit experiment, yd;85q8qc r mclight 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 be6 r6(h )a+ya.uu knd4d pi3sxvtween the slits decreases, what happens to the distance between the id6yp4 u(s .v3a+ )x6kduanirhnterference 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 obsndcwz k:5( ;gwwdw: ww41.shp*xbj:u erved that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacenc:wuj5hx 41d z.wspw:d n*:kwww (gb;t 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 travef fi,,e z2g kj48t,xgrn, :udels 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 arrives ai9pm 7 9 pjvbruvz(7x+t a point on the screen one+ u 7(79z jpx9rivvpmb-half wavelength behind the wave from the other slit, 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 impossible to obtain interfer8xoq hualb, w(j n6:p5ence fringes in a double-slit experiment if twp8b(quo ,nlx: ah56jhe 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 double-sli y9-xci h5(omyt interference pattern using monoc(xm9- hoic5y yhromatic 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 h* f4hstpyl), light into different colors is fysl*,phh )4t

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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 forh r *bnplmu(1l cg/ywsz46 4(mm 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 iso9zm gny*ncy ;3 3xs100jfvfk called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nm is c kst1,ri9u x1z z.oy8ealled

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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 passing from air toc2adlp- k7vd; glascl7a -p; 2dkvds?

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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 nl5t br4 a4,wny/yfb :undergoes the smallest refraction when passing from air to /y 4bf,wn:alr4 yt5bn glass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light il2n r1/hez eo8i;m ks5u ug )68c4fucds incident on a thick glass plate with parallel sides, at an angle betweenumn 2ecl;1fru5/hiu zgd o)e 48c6k8s $0^{\circ}$ 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 t1 dqg1 :gzwcx:vr/lx6 wo fingers, with a very small gap between them, and looks at the light sourc1 d :1zx/xgg6:qvlcrw e, 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 wirj 8a-2r buy7wdth of the slit increases, what happens t rw2b8-7u rayjo 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 gratings; one has 4000 lines per cm and the other one h:6 :5l6kggkjbcb o7ai *pn2 anas 6000 lines per cm. Make a statement comparing the dispersion of the ngi b66::kk c2boa*np a 7lgj5two 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 sevy333pw2v:dw z r/qaggbf :3 hparation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings :/fd g3pg2a33yz hw3bwv:vqr 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 slick are caused yb-uk elye-vv,x 45pc6qt 9ml. qo 0:hby 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 constructiv./wru mlj-pj,ely or destructively, depending on their phase difference. One consequence of this phenoj p, /wr-mujl.menon 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, which7d08w pisp)m,szz.fs is traveling in glass, strikes an air boundary, there is),pmzws dpfsi .7zs08

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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 ba +/ nqpm,vu(ey a glass surface, therea,(u e+qm/vpn 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 whitevcl76am(v4j3rcxm* o . (sm if light. As the film becomes very much thinner than the wavelength of blue light, th74xa3c(6j( fo vr mvmilc.sm*e 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 waveleng q6h-pfi4,bz fth of light in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to m f4-bif ,zq6hpake 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 ii6 iot1o )z+vglass plate and illuminated from above with monochromaticoiz6)1io + ivt red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certain sunglassesc 5y:f z6 qewen,5dd3o can reduce glare from r5 y3:of6ne z wed,dc5qeflected 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 r4j lgd dn/.v7ys0ed1is 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 dichroic mater zv ui,.7tfrh(7erd/ wial like a Polaroid .vh/w7fzedut,ir7 ( r film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are perpendicua+(eus6ex z2 xkuaz*g a0; )t:tvq4qdlar to each other, what is theqzaqgz*(04 6ek2a) etdusu;vat x+x : percentage 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/ z/qgo* :rz9 ukc/ewe the surface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is greateeil2n30do a v)bi8/ht st 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 follo+8iqw * q7 sutt7b2trnwing 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 blqj 04 ywn6li;mue toward the zenith (overhead) than it does toward the horizon. This oi lq;yw n064jmccurs 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 l7 i5oz jpl,, vij0xv qaoy9;,vacuum. It passes into glass, which has an index of refraczl05x,y9jli7ov apv,io , jq ;tion 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. fmhh s 40p+v4u k:qlo,It passes into glass, which has an index of refraction of 1.50. What is the frequency of th hsphv:, q m4o+fk4l0ue 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. mlq67hu3lnxkn6tj 4 4 It passes into glass, which has an index of refraction of 1.50. What is the speed of t tq 6l437n6 kn4xlmhjuhe 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 foue w(ne e4e f2-tm5z.enuhrp /vv/2lg5nd 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 airwro8dyhb5vn82;+bn j 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 c02+ jp k8hltnj7s/na 550 nm in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light fa ,i,xycy gen(nm9-fu05zp0a f lls on these slits, and produces a fifth order interferef( ne mcyi ,f0g5ax-zn,y9p0unce 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 order bc43,wp05l 6e vkekuy yowv.nd+4lky 5right fringe is seen at an angle,el5wk 6+e5y 4pl0k v4 3doyvynu .kcw 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 bef0j 7csv g(9vttween the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the sv0g7 tcfsv9j( pacing 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 slit4-jdzv . 0avth 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 maximum on the screen will a bright fringe from one pattern first coincide with a brighdva 0.4hvt-zj t 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 ap 0 wiwig70k69j1gfu (iq;pndyart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how fay;kqn0wp g0jdwu g7 i(f69i1ir 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 nnhwj- 1y6l w-is incident 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 double slit. What is the separation between the third-order bright fringe and the zeroth-order bright fringej nl1wn- -wh6y?

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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 /1tutsoa;i :b3i) 2k x 6mu+erauab ;vcontaining two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is tvkt/a us 1;ax3)r bb :u6;aieu+2iom1.4830 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 consist+gc5e,l. o okving of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece ofoolvkec+ 5, .g glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of 1 nm.70s/vqudamj0s h width 0.20 mm. What is the angular width of the centsj0m d.vqasn h7/01um ral 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 m r 0nxm9v ki,3bulv8g4m wide, is illuminated by light of 550 nm wavelength. What is the angular separatioul3 vk b9 8vngmxr,0i4n 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 o8b/zntvu z4y u0rfh 4fwlohi/ c+7j8/n a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second daw8 i0/4f rjh vtyb/fnho8/z7l+cu 4zurk 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 slyxb 1ii 9z,qqm7lhr*2 it 0.20 mm wide and the diffraction pattern is produced on alxib*q m1ry27 z h9,qi screen that is 1.5 m from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is inuwfc )o 9 ; -h/ ux)6zglqgfs-8anc/qpcident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the cen-/-g;uzucq wffl 9onq)sx)68ag/p ch ter 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 wid7zi)l:w vpzos:; db:g5ya(kdth 0.300 mm. An observing screen is placed 2os;:gl 7d(kzp):di azvwb y5:.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 7000 lines per centimeimb0jmga +q /q6ey38eter, its second order maximum is +qig/8 bameyejqm063at $62.4^{\circ}$. 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 ;) tpqg29g)litbx5e k per cm. The angle between the central maximum and the tbe5)q ; 2pg gix)ktl9fourth 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 i8l1,hu *jls n(api;ng w;g*mws incident on a grating that is 75 mm wide and ruled with 50,000 linesw*ig, ;h j8pa ug*nn1mlwl( ;s. 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 am(in3x5q;;sv:eksjo w*ehbmx pa09/ // weh 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 ligh0qh* sox9v/wbijs p/ x:nh5we/aam(; ;ekme 3t 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 centi.zga+ d l.h aatc6(3lrmeter ruled on it. What is the angular separation between the second and the third og3+a.tlz 6hl cr aad.(rders on the same side of the central order 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 i:u7:v4ko (i atxe ii0pnto spectral hues by a grating. If the grating has 2000 litio ep:(k4x0ua: iv 7ines 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 used to calibrate a gra4 9hjz /nzwcm(bb4fop pb 4*p)ting. If the first-order maximum nbz*h4/cb zmp)b4 pj94 pow(foccurs 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 incideb jt: nkpn75x y thtsd14uoa+l4 9*gp/nt normally on a grating. If *p94o / 1nka5ntbtdj+xtl4 sp7h :uyg the third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a gril 9.;fe6j/. tl3a(wt rvd oooating. If the third-order maximum of the diffractiov.tajo lel( .tfd/6wri3o;o9n 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 separ +v on80bhrk6onj2 g(aated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600nh0v o6k8r+2gjaob(n 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 ind8wgokq3vhb;78 mvs (eex of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm 8mew kv;b 7sovg(h8q3wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). What is the mij2gw;m)t x gk)nimum thickness of film that will give an interference when the liwg;gt ))2k mjxght 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 nonreflecting voibvrcv44( yn+tw78 film coating (n = 1.30) on a glass levn b ov7t4w8yr 4icv(+ns (n = 1.50) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and the intenfk+/dh2yd1l- .py ,twxy*5k oo. uprtsity of the transmitted light is 1. A second ideal p /poxy52*+hwtl1drkp,y.t. -uoykf dolarizer 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 preferrekz,wl;u8n:ssj 1 ad q/d direction rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat pieblf oz/g).9occe of glass at an angle of /g9 ob.cz ol)f$57.3^{\circ}$. 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-anp6n1 s ccsb6:ualyzer combination. The transmission axes1bcsup6n 6: cs of the polarizer 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 water is z- 5omf7tyf; bjg.n+r6wsjf* completelybz75.+sf6r;j wf nm -tjy ofg* 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 polarizer and then an analyzer. In t ,uidw3b1et/3s 8 m9rts+q9)ywkuuzt his process, the intensity of the 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 analys/ )uk,ww1ezt i qt+8ysmdt 3b93ur u9zer?

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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 fo(vn lig6wnu- 2r light traveling in vacuum and reflecting off a piece of glass of i gvi 26w-lnun(ndex of refraction 1.48?

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