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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 princip/cadi u1r;85; 3 s htyecbgx*jle.
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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 isgsl ef;8.ll b) 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 attributksn:,t* f ij:w6-j2y ;z04wcylsx t eped 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 l( br0 ey,rw i1cya1nm,ight 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 entea*t)e c,gp jys-:a*gc rs 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 = 590 nm), originally traveling in ainwyr+ 9n9tjnzd()df, r, enters a piece of glass (index of refraction 1.50), it njd9nwrn,fd( z9+ t)ys 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), originaljx :(/3/5rpfuzs hl4dq qaqx*3ace c 9ly traveling in air, enters a piece of glass (index of refraction 1.50),ju qc5f3rzpl:(x /q/ a4c q39hedas*x 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 sprea)v czb+l kfh-7ding as it passes through a narrow slitvhz-cb f+lk) 7?

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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 sfg:ant393y)e7 svda v z6;q1f tlq (aauch as buildings, whereas light is not noticeably diffracted. Why 6tdfn;ty7)aqs eaaf3:vq 9z13(a l gvis 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 aakn ap(qg v,2m/bu41ilternating light and dark bands when light passes through two or more nar1p(qa4 ivmka ,bn/gu2 row 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 0 mg vgrcc4l ,5ty4z4usaid to be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light ral 3p a;u4voog2, ow,g2nch5hb ys striking a screen are in phase wi,v5ouc nb o4;g2wo2ahg,hl3pth 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- mi* (xr3qq 6xji;nba travel different paths arriving at point P. If the mjx*r 6xb3qa-i;( qmin aximum constructive 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-er:(9 qeow bi/mtds-t)fyym(t tl-3 light travel different paths arriving at point P. If the maximum destructive interference is to occur at point P, t(fqom - 3 i9ye-brt esl t(ytwdt):/m-he 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 brx*x5y+nm-zc(l.l rmew5b k8s o4a.q might spot in a double-slit experim+rnq8l*l.- mxm4s5mz 5 k o.(yxcaeb went, 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 o,kin3vd*ce j9pq26s jn either side of the central bright spot in a double-slit experiment, lign 6qdsc2p,vj 9 ek*3ijht from each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima oe+pbmk/-t54zve a e3 cn either side of the central bright spot in a double-slit experiment, ligme a4tk5z- ce3bvpe/ +ht 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 separatio0ap sf2 qneu:;n between the slits decreases, what happens to the distance between the interfe2 0:su pae;qnfrence 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 i9l ;y4jw6.e m q/uxes*va1dcs s observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when teyaxvs9j1u sm/le .4qc;6 *wdhe 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 lighzdl,db*pzt)0(t g. yj+rpx o3t travels path $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment arrives at a(qvk+y6nfrcg v7 ;4rh point on the screen one-+vck(g4fyr6 hq7 vrn; 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 interference fringes i;u5+ 7 lnwdxnmn a double-slit experiment if the separation of the slits is less than the wavelength of the light use+wxu7d 5n;nm ld?

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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 interference patsbiu+0rd))0 pg klq -ttern using monot 0sdi-qu0lk+r b) )pgchromatic 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 .p),dw ft hd6wdw1 jg:separates white light into different co)wd.16 hw,jgtfdpd :wlors 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 a i h dqg6;o9k*6f-bzrf 3fwlr(llows a rainbow 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 slightl7 gp8ypt2meh ,y shorter 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 rit;(lq-( c0e(zihcr slightly 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 undergoes the gregvdd2hb4e1x/n- k v q;atest refraction when passing from air to gld1gqk2vv/x4h db- ; enass?

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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 undavb* /voy +b;z)p hky6ergoes the smallest refraction when passing from air to ;/)hkp b zoy6 yva+b*vglass?

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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 8mnain-kom c :/a;n.sthick glass plate with parallel sides, at an angle between m8m;:nnk -aanc.si /o $0^{\circ}$ 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 e3oy 3 xsj7sst)10 wzc7t5 gpenow holds up two fingers, with a very small 3770 )e sc 5 t3osye1zxgwstpjgap 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 p /2*vx)uzhoi* pffo- of the slit increases, what happens to the widtv* up-o iozh*2/)pfxfh 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 diffractioh(1 xbme bsu2 olas.+t7:g dyg e738ftn gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing ths3hy (af t t.7glusdo1xe8 7b2b+em:ge 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 separatio e/sce 1r h1qar8*uf0c29uiomn, 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 ac/ s o 29he11u*m icq8furr0ae 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 by reflecti,mx4te im q9552k ovason 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 constructivm-)eu k)ym- p.mc+tdqely or destructively, depending on their phase diff )+ .u tdmmkm-pyqc-e)erence. 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 travelinvikr7+5lu p o,uekg02g in glass, strikes an air boundary, theree5ik,u +lk7ou02pr v g 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 by a glass sur(3xo 8cl k,z aukr0t/rface, ltk(ra8czxkur 0/o,3 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 viewed in white light. fbgny8vu/e ;*yp70vj As the film becomes very much thinner than the wavelength of blue light, the fi 8 0jf7/ngyep*v;vyu blm

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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, whab (1 q (9/jen e5riiehpdgc5w;t is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fl/qhwd ;en e( jpi bei19grc(55uoride 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 xkccyz2aq;i t ju1 wz6rx9c6/,th63e flat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in dire y6c/eza u9kx3t xt2qw6zircc h1 ;,6jct 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 fl3s9fd:nv w)ruq 67 kpetr6;h/ rg9vb or the fact that certain sunglasses can reduce glare frok r;vldg:6 hrn7u b f)re p9q6vtw9s/3m 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 directifcbje5d*24j p gzs u4,on 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 7xqkuiwg4k(, dichroic material like a Pola,u(w7g4kkqi xroid 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 ofioli txgs 1))c 70f4jj two Polaroid films are perpendicular to each other, what is the percentage of the incident light which will pass the t1clxi j4g0si )fj)t 7owo 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 sureue4vn6jz 5*j 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 greatest - etvr9pg/:t6 e* c4b-ud ntfjat

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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 diffraction NOT exhibite;q pnt f-*ys, 0cw.8mnzk5dfg d?

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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 vj+ia,yc, v2s+1mzc:ha q0 z* h6udmpthe zenith (overhead) than it does towa0uah v6v,c 1ayhs2+z: cqi mm*,+ jdpzrd 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 pass)8oqj hufwsv79 r ta9701uo pwls);p ues into glass, which has an index of refraction of 1.50. What is the wavelength of the ligh q7a0)otl7ouw9hprf s9 u uvpwsj);81t 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 nd/c ato(p q )48m)lrgog .j;zum in a vacuum. It passes into glass, which has an index of refraczp.g8o( q/ jru l))tmg4c; odation of 1.50. What is 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 wavelengy7s/ 86xdzupfb 0 mfz0x/pm m*th of 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the light in the g/yzm0b06/ mdzxu x*pfp 7smf8lass?

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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 t90(cddvb v 8yyravel 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+jjgcs2 f;pz 5 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 in air ior8ss /u 0tj;qs 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 k 6 a3ep*o,jj m1*1gu2xlrgbnthese slits, and produces a fifth order interferencul1rea gb3pkx m*,2j g*16jnoe 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 d8.c,j *dfhzkcyq e lsu3pl)mpbe+7z.,ygz- 4 ouble-slit and the third order bright fringe is seen at an ang8u-gzk c zjbepm+qh4 y.7p df*,, ) lyls3e.czle 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 expep1,vedsih(l ;.i4quxriment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen iv 1pi(, ihe;sdl.xu 4qs 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,sx .+0bg/ixqw 1at4v 10bl+r4bk2kfgzk rg+ o 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 maximum on the screen will a bright fringe from one pattern first coincide w g4lk/02+ogqks1+.4z ixkfw b0xv+1 bgrr at bith 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. Mon9 bg1)na9vqjfochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m nb9v9) 1 afgjqaway, 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 setup that has a slitmvs5 - x o/zegrnnb,/x4 w24ji 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 brigh4w , vnbng4/ iorjmx52zxs-e/t 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 nm, str 6fpv,jtmjukq45xh1 5 ikes a plain piece of v x,m 5f jq6jp4tu1hk5glass 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 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 480m0rj o299e28u-x ayabh7iqpi 0o4jhupi,3eu nm) and red light (wavelength 670 nm) is incident on a thicja9xu,7 r 0ioe3 20h jpueb-2uq hapom8 iyi49k 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. What is oq7n n+/cj.q ,bm; eqnthe angular width of the central diffraction p mqcnb qn/njo.;+e 7,qeak?

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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 illubf6 h:p ;zsi6-dlpjhm) nc **eminated by light of 550 nm wavelength. What is the angular sepsz dh; bli**p)6c:jnfep h-6 maration 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 0c)l6mz4b)phkh o or3q5i) ik:.75 mm wide. At what distance from the slit should a screen be place43 oh))6ph ibm r cozq5kk):lid 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 incident on a slit 0.20 mm wide a7;p6t pkv28m.u/ob3 uplxm bcnd the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the centra .m /bo27xltmb upvp ck;836upl 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 sivkbs) ud:*0n-z- l srcz8t-incident on a slit of width 0.300 mm. An observing screen is placed 2.0iv-stksncz:0sdl)r8 u* z- -b0 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 580 nm is in9ab1 8 lhm3 8es2xfoaicident on a slit of width 0.300 mm. An observing screen is placed 2.8fxa 9 3i 1oblaes2m8h00 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 55cvez 8dmmj 8q5g( orcentimeter, its second order max j(z om5 d88e5cg5qrvmimum 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 m s-qdn+0dmt2 per cm. The angle between the central maximum and t-m+s d02dtmq nhe fourth order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident onam+pja)l .gk8 a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum i gp+kl am8j.a)s 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:o1hoa61b k,xfuzb8zq 0 y z*f of 600 nm wavelength produces a 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. Whao q f16h1 yzubxzf*ob8akz:, 0t 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 centimeter rulevurjiu+zqtj(i +(z*i(ws 2 y de2kh84d 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 lighz+irz*ti8(2esd2w+j k(u4 jyuhiq( vt 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 spectr5 5bupqi99 ugial hues by a grating. If the grating has 2000 lines ppq9 9u5gu5bi ier 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 t;aur 7hw5ta jfr,;*mnrysc6 oirz39,o calibrate a grating. If the first-order maximum occurs au*r , j rzm a,a9n;r67r;o t5ichsfy3wt $20.5^{\circ}$, 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 incidenw46(at ytyla 43 f)y)4lcxs jet normally on a grating. If the tt y4lesat34y6wa)4c fj x)ly(hird-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 6zhsq1n(gjz 4jdnn-: rp0:ko on a grating. If the third-order maxi6r 0-knzg4z 1np(n : :djhjqsomum 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 anotheu 8 6)kmc meg:5t5ykqkr 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 wavele:u6mytk8 )c kk5meg5qngth 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. 8n dymkg-5:rxqlqr1j9 c0 ik-nhr1a+ What minimum thickness of this bubble winrrh59lkqdcr8ijk m n 0ygqx: 1+-a-1ll 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 illumia*jqfk94yr, c97m5ooiwq o b7nates a soap film ( n = 1.33). What is the minimum thickness of f7 r,c mj7ob*qai949f w kyqo5oilm 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 thic)p swnhczyph, 2b59)dkness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) hcz59)hbd2syp)p,nwfor 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 qm n +-j-dnbl9and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam+ b-qjln- dm9n 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 pt eiu21l*xnfgg 4. 0-kp xq)fwreferred 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 piece of g wlbgzy;h.q63lass at an angle of wzg3;b yhl. q6$57.3^{\circ}$. 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 combi-8pie*pp uem)nation. The transmission axes of the polarizer and *im) p8 pue-pethe 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 reflectev*w+tj)s:a1l pveqe*e/n3 t md in calm water is compqa31 jtvwv/ en: m elsp*e*+t)letely 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.n;zsm fl3bu3 8 In this process, the intensity of the light transmitted is reduced to 10% of the intensity incidef sub8;l 33nzmnt 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 valc6 lz+n60b*eo h xr q9upy98ocuum and reflecting off a ppe99q*ho6l b yrl n0 u8z6c+xoiece of glass of index of refraction 1.48?

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