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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 princip5 dt*hiqz ejq1zw u8y4. a.t(h,- ukuzle.
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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 yxl2:st g0j2q 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 attribute ;j)z 9jm/m*.(wi-jo .mikxeg(m yikh 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 light,pk+ za*1aoqy 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 0614 ardb4koyrndx,o 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 = k9z4y lzf)-j-c d-sgv 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its frequenczy9d -vks-cglf4-jz) y

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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 (w67ksf ybfpw dvnx3:,;iwen8t *b0 b1z avelength = 590 nm), originally traveling in air, enters a piece of glass (index o6fbzen twk7*;,3 ixwyd0:sbbf1p8v nf refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for lig8pr+g sf xate()nfd00ht spreading as it passes through a narrow slix0e 0+)argpn(8s ft fdt?

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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 objectsl p ot6te0-ua- such as buildings, whereas light is not noticeably diffracted. Why is th-l6u-tep ot0 ais?

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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 l7+ t q5ve:u.,4pbq 6jw mhludnight and dark bands when light passes through two m7e q.6w, tvb 4:5dnuhl+ujpqor 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 coc/rv 3g7cc2tzherent 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 t3sn s4n 4ev8mghat two light rays striking a screen are in phase with e843evssn4nm gach 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 dij;k0wait b*59(m f,my kb6mhifferent paths arriving at point P. If the maximum constructive interferma96i(k w* ihmj5bb,m yf0t;k ence 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 diffi,rki1(4ty ikerent paths arriving at point P. If the maximum destructive41,iyik (tkir 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 e*)tuvs1n,cd7-mjzu+g u+t ag;8 jj0c qxc-lnither side of the central bright spot in a double-slit experiment, light from each g -7ntztnj )gd*smu+;0 qvj+ux,-ac8uc1jclopening 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 y( :5sncm a7snon either side of the central bright spot in a double-slit experiment, light from each opening arrivesn(ys m 75nca:s

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maximackf+ ps v6ejno4x l h7+m5y3.k on either side of the central bright spot in a double-slit exper6j+l3y pkf+ hxek75.onm s4 vciment, 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 t3 01s/ gn3rke34nnhhwx eub.ahe separation between the slits decreases, what happens to the distance between the interference fringrs4w.xgenh0n/ h3ku3 nb 3ea1es?

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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 theigro+s; d2x*dg ( m8jg distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance bxjsm+ggor;2g( i8dd* etween adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light traac 08emf 4hhr1vels 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 q1em5nw)vkr 9 experiment arrives at a point on the screen one-half wavelength behind the wave from th er 5nm91kw)qve 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 interference fringes in a double-slit expfzugae m/ - ;r8nrth.,eriment if the separation of thaehuf8 ngrz/tr;-m , .e 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-slit i ;i q+j+eo2wgh8a,5yoh,bl f znterference pattern using monochromatic ;ehwj+bl+qz2 a iohg,f o8y,5light 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 difc : et);iiw qf *3v1j2vg7izpkferent col t7 k):z 3*qfviiej1g2wvi;pcors is

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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 rainboqx07+qlg d;1(fdclsh. ,6ccf /1s ryfl*ozeu w 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 400 nm is fl0kl. r,eusyvy9j8 * 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 :y r,*/ rq+7wr2xaifrfmo+5ws8db vb than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when passing fr2g+5 rsmw4z cuq05o ebom air to gleubwco+0r 5qs45zm2g ass?

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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 kr73fmbq(6 jf3c b 3odpassing from air to g (7k3rfqmo 3jbc6db 3flass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with paralozkthj (s3mqw 97v*e;lel sides, at an angle betwee(7zsv3hk 9m *wje ;qton $0^{\circ}$ 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:. *ky:ts- y4js qiy z:k:bpoy. If she now holds up two fingers, with a very small gap betwee :yptyzyb 4 *iyjq: sko-::sk.n 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 widtnw8s- /y zntuon,79j p1oc:x xh of the slit increases, what happens to the width of th:81npxucnyzo otw- x9 /js ,n7e 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 cwvl:ssy9 e4:q*tk f 7lm and the other one has 600sl7ylsqw tk* f4v e9::0 lines 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 wirbh,lyog:hv l 4*jpun;4o1 r1 th the same slit separation, the 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 statement conce1 ro4u gj:yrbl1n*hv;o4 hpl,rning 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 byjozn -e o*dvwt c69jp ,in748x 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 uh .tg( equ;cge:ur6*monochromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence o;uh:e etu(.rg c q*u6gf 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 gipwg gm9biqr2u;(n- *lass, strikes an air boundary, there is(ui2i-m* q p;brgn9gw

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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 tcm/w2 meg 51yfraveling in air, is reflected by a glass surface, there is15cwmyg /em2f

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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 jj1 vy- 4aip9e:l7q5wuvu pi/in white light. As the film becomes very much thinner than the wavelength of blue light, th1u9e5av-4j/ivj u7lpy :ipwqe 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, 9lhi fbf1ly wq j6o;wj/: q/;lwhat is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to wh oq;lq b :fjw6;y/j/9lf i1lmake 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 witkai.5r-k w8)msfb:z h 8;gzcu spx l22h monochromatic 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 d l.pzwkc 2g852)xb ;uish :- rfkzsa8mirect 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 caut*x.;e4cdw(jb+ycb +v q-. cajya -zn reduce glare from reflected surfac-y .;w. v4cd-y+aqc+ajc eutj zx*(bbes?

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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 defined avqjelpw08bqrx6q y(,-y omgw- p4f44s

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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 material like a P+eq-, anumt n+5/uhie s;c lv:olaroid ti+ua cs5h+eu:;-/vn qnem l,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 perpendicmh 2h/ dqi9l m1x0svu ,rd(wd/ular to each otherl/qr0v (mu2xm hi ,/9dwd1dsh , what is the 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 the surface oks-f95jchm tcjy s ez3 vc-a*.x .9hu3f 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 sunl t51eyaalj: r5ight 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 yw o jt0vuxh 18xb(9na31i 6lfmt8*c ddiffraction 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 appeam6s 0ezphh43frs to be more blue toward the zenith (overhead) than it does toward the horizo4mfh e0spz3h6n. 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 z5-laq95t,tt y(vuoo r4 jum9glass, which has an index of refraction of 1.50. What is the t(qo 54m uuj zyr9-,9l5tatvo 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 va8 b(4s f92ak:ekqnshncuum. It passes into glass, which has an index of refraction of 1.50. What iskkq28sfa4ens( h:9b n the frequency of the 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 ,7lrv-f2y/rc e7 *hzgad0 qdaglass, which has an index of refraction of 1.50. What is the sp,y*dav0 h/2z cgefal -drr7 q7eed 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 to travel a;* v9 :)ev qajbfudo4ht $1.96 \times 10^8 \; m/s$ 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 55y/xkq b5.e652l0dkjmqmw wb 0gyq6;x0 nm 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 i76u0l.bomc. k ena 1swn 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 falls on q u1;q4fbnqk7these slits, and produces a b7q k1;funqq4 fifth order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-l3z2 h8r89 r5 wdx (vnv pwqetom9ne(*slit and the third order bright frind 8oevln9wm(r wh92rn e3 t* p8z(5qvxge 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 slyk5/-ums0b j7rv imj ;x:nci6r5m o+ sit experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find jc 0 ixvjo ysnk5 ;7m+:brim5u-smr/6the 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 2o svb(rzhw3x9zs 0w(2.0 mm, and two wavelengths, 750 o (hw02zbs9(w rzx3vsnm 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 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. Monochromb6dn id-vka *i9j(6as 8xsqa(3z6)us+rm gj iatic light of wavelength 634 nm falls on the 3 k9(njias*() qdr8zxa+ jsivbd666-isuga mslits. 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 nxfyp.9 i5+e/ pox1:ztef: ql3;q cgaYoung'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-ordepf+1l f::qi;./yn tpxexg5 oce3q9 zar 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, 4klr t(3e0fy p-(b:3/ hzrpems80 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 nzlp sb0(eh3 tk 3:epy-m/(frrm 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 (wavelengt cgyj.)l2g)jn*z yi 1ch 480 nm) and red light (wavelength 6ig .y cynzgl))1j*j 2c70 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 slit of width 0.20 mm. n)gapv6qs 5.)0 ek4skvp z(uz What is the angular width of the central diffus)6a)(epngvqz540k pkvsz . raction 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 5504/ilhu0q4k/nl hjcr ov 22x3j nm wavelength. What is theui jhq4n3 2k x4rll 2c/0oh/jv 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 687 nm is incident on a single slit 0.75 mm wide. ;;og f4vx;k.p majne-ywc. s1At what distance from the slit shoul;e oxs vfmw;.yk1;j-.p n4ac gd 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 i 0mvs d4s vfr-op ni*0s9k1mu *t:n0zjs incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit0v:mkps0 m v *fs0 nu4jir9tds1zn o*-. 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 n5l3/ pw(r 1rxm8wv rolm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the 1 r lwom(3l5xp v8/rrwposition 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-* ttsacyrbrq2b;(8cpzlyia 42t83 f incident on a slit of width 0.300 mm. An observing screen i48zy ba2t -ciprtyq*bl tcr( 82 3s;afs placed 2.00 m from the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 700x/ 2e2xk)hvv5wz8csb2u tj1 k0 lines per centimeter, its second order js5tx1eb2k/)w k8hu2vczx 2v 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 nadx/aa:ast*7l l:*j i u/6uc has 5000 lines per cm. The angle between the central maximum and the fourth oraa d al6x ji7 ast/:**/n:uulcder 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 grating that is 75 mm wide and y0mjhvyx r :o3wp-7p 3lv:i1pruled with 50,000 lines. The second-order-7x3p:io h:l v0 pjmw13prv yy 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 nw7t*9mlt)e)y lxw;3xlp9 u in+g duq*m wavelength produces a first-order maximum 0.350 mm from the central maxq)d9gtip9l *y3 n+eux umw;w)* lxtl7imum 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 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 gratingd/hudv0 o 7- frlgn..j gzkf6; 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 order when the grating is illuminated witnfv/hog0u . .jg k;-7zfd6d lrh 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. If thyfraf3- g53a pu e4)u ;.xgnrue grating has 2000 lines per centimeter, at what angle will red ligfxu;a33nr u- )r4 .e5ugfpayght (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 calib94 -(fb7gmilw eq.ilf +g )xykv6j n-xrate a grating. If the first-order maximu7yx g.-l9k ifxg vqe(6f4ml )wi+njb- m 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 wav+tzw-- wl +uolelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is o +wlz+-tol- uwbserved 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 wavut 19z nw8jxw;elength 500 nm is incident normally on a grating. If the n 9 z1t8uwxjw;third-order maximum 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 separate/-7w *iy2fozf3tf /pje* co8-ye tixj d from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm)ce i2/-e3ifj8 o/x*fpywzfo-yj 7tt*. How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. Wha 3v-nr9tj3nn y-rca g1t minimum thickness of this bubble will ensure maximum reflectance of nong 9jn3v tr-3anryc- 1rmally 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 illuminwhog/ r *-ie-vates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on/*-vge-wi r oh 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 film ushu.mp c*o38 coating (n = 1.30) on a glashu*c us3o .pm8s lens (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 i gdg3)v:to4oa6j znpd(/ 7j ems placed in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the bpd 7 e:g /tn4o)mv(6gjd3o ajzeam 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 rm. 0y73 xq ozav;r/t.bax di4b;emi) 4tsnx*fotated $30^{\circ}$ 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 c ,foxd/w5ikt(4/2hqjq g5oq air strikes a flat piece of glass at an angle of oqo/kjihcdg5w x,2q 5(4q/t 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 throy io4kig,zj )q56* fzcugh a polarizer-analyzer combination. The transmission axes of the p ),i kf6g5jciz *qy4ozolarizer 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 reflecn1,b id1 qy1drted in calm water is completely 1drib1,y1dnq 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 tutc k zz axk.h.kpfm4+7fp;(v-7 0nxfhrough a polarizer and then an analyzer. In this process, the in+0(f ph.u7;ak4 m-k7 . cpnxkf ztfvxztensity 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 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 reflecij9bz .:yct (bting off a ci:9. jbzytb( piece of glass of index of refraction 1.48?

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