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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 principle6.omgl 3yle- ccvfo0w kf6 r97.
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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 statemerk qja4)h f0,fnt?

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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 at4.u vnfsa0; t+nxf 2fgfh;:bytributed 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 attributmi ;,3dx.lwhtpbhj ./ed 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 entersp 9+p ;rqzsqr jo;hw6/ 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 xdf)/r5(rqna;in rm0(wavelength = 590 nm), originally traveling in air, enters a piece of glass (index of refracti; a0 nrd)mqnrrx(f/ i5on 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, m,ou(98j(3c tuel f n4aajztyee)(1f enters a piece of glass (index of refractiaz)3(,euj tfmutoj8fy (ceen4(1a9l 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 light spreading as it passeu+xff,) cmc/ ps through a narrow slitu+f) mx /ccf,p?

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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, whereas f2ib4 5n dg . dq.loyxy:wk29ylight is not noticeably diffracted. Why d n2y2yb. xfq:l .5godwiy9k 4is 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 alternating l14* wjj:tikd dight and dark bands when light passes through two or more narrodtwd* 1k4: ijjw 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 p l.w03rad +my8sk8ip 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 tc61q3ntqf cc,wo light rays striking a screen are in phase with each ot1, 3ctq6cfc qnher?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths 7ar) n)beu 5sbarriving at point P. If the maximum constructive interference is to occur at point P, the two beams m e7nu5 )brsab)ust

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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 point P. If th7 0 jitkk5 6e /br)vwsu/ueb.ze maximum destructive interferen/zj/7uk bkv wbtue )r.s650 iece 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 thes q4aaf;m 95hu central bright spot in a double-slit exp9m ;u4aqh afs5eriment, 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 eitpr 4--mc(pk8 6nkvkdlher side of the central bright spot in a double-slit experiment, light from each openn6l8pr- vk pc-(d4mkk ing 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 si kq anyy n0zw+4-(nbncvi8od h8x-n1,de of the central bright spot in a double-slit experiment, li8bn+-nk-ayohwyxzi 1d (0cnn n84q, vght 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 between the slits de3kmao (qxtn52creases, what happens to the dis(mnt2qak5 o3x tance between 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 observel 02;bfyhc+ mqd that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separ hfb0 c+ly2;mqation 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 lz1/dcdv 1;;qebmj-- ,p9qvo, rgx 7y o0wrvsnight 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 poivzesrfisx,8( w*o( 1,z.de nt nt on the screen one-half wavelength behind the wave from the other slit, which is observed at that pointezs,18d twr*vf(o ix,.n sz(e?

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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 interfere9a9rsev lbam18iv.ste; 6i e8nce fringes in a double-slit experiment if the separation of the slits is less than the 1va.lee89betra msi98 v; si6wavelength 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)ajs),bxlg ay0m ib95 a double-slit interference pattern usiy)iabla0 9,x5mb) j sgng monochromatic 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 white41gwail 1zo2u light into different colors is ow421 i1gaulz

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a rainbow to form ix/.5on2anz fm-gsi b(vkt /pa+0 0xoks

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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 i;l1rrwlzj1z4a-r r0hw3cw 0es 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 750z(btd.vjv)6 -htvi 8r 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 from a 5vi/5agrg hg(nk-z 8vir to glassg(h8 a-i5vn rvg/gzk5?

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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 whe -v-7oi xfhz*tn passing from air to glassoi xv-7zt*f-h?

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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 incidggpf2q./l e5dent on a thick glass plate with parallel sides, at an angle bet fqpldg.eg5/2 ween $0^{\circ}$ 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 sourc3 5u)lsid1 /ewkwcix l5cs0q;e. If she now holds up two fingers, with a very small gap between them, and looks at the l wc)u 3 islc0wk;1x5id5/q selight 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 experimenb j ipf9cs9ua:-c*.qswc m8 -qt, if the width of the slit increases, what happes:9jba qmfucci - 8*sp.-9wc qns to 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 diffract0.;ncq+lq;nrya)m gr ion gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Maq0 l;rr cm;.+ gnnyq)ake a statement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with the same slit s 2;vyztjw bf55g lv9i1eparation, the only difference being t 1wv5f9iz ;ltv2 ybg5jhat 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 slick are caused by reflection axk03ww:6jtd u; uuv..m:bvhthzj2i3nd

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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 wav5wocn:v7if:g7u/kw z es can interfere constructively or destructively, dependwow7 :/7nu5:gcz i fkving 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, whie 3lc/q1p . 2 w/kznk k18gkt0wla7utwch is traveling in glass, strikes an air boundary, ther/. uwg8wc 3 nkl wzt/l72kaet0pkk1q1e 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 surf.d32lj va ittt 4r*rp4ace,ivr *dj42tl3.tt pa4 r 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. As the film becomes very muk-)7jed8gu5xt 0ircuch thinner than tue850gr cj7- itkuxd )he wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light in magnesium fluoride, whatl-s2dga5zl( av cg9l4 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 fluoride is in-4zg592vlc sdal a (lgtermediate 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 illum6cg +yn cijk3 )we76yiinated 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 lenc igcy )n6ej3wi k6y7+s 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 certainleu6( 2u.x enx(po bps8h1oj/ sunglasses can reduce glare fb 6pe.hu ox1sx (o/lpuj n8e(2rom 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 of polarrk+5i5s /x*hv ;dzv jtb/y.meization 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 dichroic material 85y (ck 0 t:mdfi,ojnwlike a Polaroid fi,j(f ktwy5no dmi0c: 8lm?

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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 P3 g6bm6oh . pyrqne6m;olaroid films are perpendicular to each other, what is the percentage of the 366n ;poeb 6hg.yrmm qincident 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 fr8n9ocma) mthq24 h w6fom 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 great :np*tzyxebm8h mic01 p: .a,west 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 diffraction NOT exhib99fiwut r 60phited?

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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 1py7*jvu p9hg) izlo( b;q g*wmore blue toward the zenith (overhead) than it does togp1)*u(qijy7*ogv hw9 p;z blward 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 pasax co5ewi c36qn7fvc.19qpc; ses into glass, which has an index of refraction of 1.50. What is thvq1fo9awci 3.xcc5c n e67 ;pqe wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes into glass, which j+2 ntjtunp:v j ;z8,qhas an index of refraction of 1.50. Whp2ztn:;j j8v+q n,jut at 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 wavelength of 600 nm in a vacuum. It passes into glass, which has a8u,o( 9mjpoz bn index of refraction of (p8jo9b,uo mz 1.50. 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 5:7 ewyd/8nfpm 50 nm in vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is folwi4n asg/;an2+b o 9nund 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 -h/oavo9y 5n yin 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. Monoc x/i6 7h 3zi:wxo+-mj2z r ixafd95etbhromatic light falls on these slits, and pro5-b z zti/32 dixje7fox arh:m6w9i x+duces a 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-slc s4;; (kkzdotit and the third order bright fringe is seen at an sz(; ;o tdkck4angle 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 between the two sciv:rd..t f-nxs ta,, lits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find thc,st-x.i. navdfr:t, e spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two wavex nsc .lf6m-bwrh.,d4lengths, 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 sc-sbfcw.. h6ln4 dmrx,reen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light o5gditorr o7dh9. lr0r k0;ih9f wavelength 634 nm falls on the slits. If theretoh; r09rlor09kdh .g7i d5ri 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 uiui-jm l34;9j g:d alYoung's double slit setup that has a slit separation of -j3 luijd u 4ga;9lmi:30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm and 700 nm, strikes uq 3 dpmdfv (m x4o7,y-s,edu4a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams ,(4dex, ds-ou3 qmdy7mf u v4pin 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 s 06:i/.vw jkht9ofghha, le6gm ly,4 light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a ygslg466. 9oh lifja0 ,t mw:/ve,hkh 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 sing fyvcbhx x5s9v 23+k,q8po/tx5i kqh8 le slit of width 0.20 mm. What is the angular width of tv+q5spo2hvht 8/,b9ix yxxfc5k k 3 q8he central 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 h / lsotwsw;.f5,xxg/ mm wide, is illuminated by light of 550 nm wavelength. What is the angular separx wss5.x/ ;/ fhlt,wogation 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. At whaybea z99uqu/6t distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of theeba6 z 9u9/quy 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 m5uk,c wv h +,zyyqx6:rm wide and the diffraction pattern is producedq,u,x yr6ky5wc+h z:v on a 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 g za/v1q gc .4 :qj.olj8hxc/uincident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find ta zlxu:ghq/q 4.j1.8 o /cgjcvhe 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 incin-u2l )vlrr crroiiw37q6 h /*dent on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the cen23l /c rqwr *-nvur)6 roil7hitral 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 centimeter, its second od85b5ru2w 4/xxwnax u5o7ml lrder maximum is a u5 xd/wlx lxrm57nbau45o28wt $62.4^{\circ}$. 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 - ,q hkrfmd/,:rk9 seyyouer7b4a+p3 5000 lines per cm. The angle between the central maximum and r3s4 /me97kb ,q:ak -refo+ p,yuhyrdthe 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 on a gratink5/ym ny15np 5s4i:hak6qrlig that is 75 mm wide and ruled with 50,000 lines. The second-order maxim5 lnr:4h/ i aikyq1p6 ynmk5s5um 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, 7vkop1zc cbdf6g ;/2v light of 600 nm wavelength produces a first-order maximum 0.350 mm from the centr6 k/vcg;7o1c p bdf2zval maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the 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 k43; ehhybu(yb* u *3wp cg4;)dl amrycentimeter ruled on it. What is the angular eyuhy hwlcb)prg(4 4 **ay ku;m3b3;d 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 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 spread3lg:w3 t) gl5a kar(omgi+b.c out into spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (643 aggr.o ib (tckw3l+)5lm ag:0 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 usej7-arayq) g r3d to calibrate a grating. If the first-order maximum g7r ja3ay)q r-occurs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normallyr 1lktm/ yoo (zzb+s0- on a grating. If the third-order maximum of the diffraction pattern i(-y+ztko/ rmbs0o1zl s 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 grating. xq k*nn3c j,h7If the tk7 ,qcjh*3 nnxhird-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 separated from another glass plat8) prmy h(zvauj m:9e.nvf+y00,pdare 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 6ay ujnr0 zv+yr pm.p8(:f)hvda e ,9m000 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 ia7cf:nu*- wz of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 5-czfu* :7i awn30 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 9xdm 0mg*xg f9pu17j pt9ogp; = 1.33). What is the minim xmuxjp pd9f1pt; 70o99ggg*mum thickness of film 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 thickness of a nonreflecting film coati ::1ykqzo yd*gor8q,gng (n = 1.30) on a glass lens (n = 1.50) for wavelength 500q:zrgykg:yo,d 8o q1 * 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 place,wg/s+ jpz *eid in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with i* wps,+/ezjg 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 directilvemp+9*ens,se wtx,vwi3m0*5 rk.hko* 0h aon 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 glass at an anglmr 6(+v5m*xjsew1 qq 5)npkpv6v x0qa e of 6eq+ a*)5vxxwm 51 (sk0jqp6vmnrvpq$57.3^{\circ}$. 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-analyzojj-ny p+ylqg,lp 79:er combination. The transmission axes of the polarizer :glypl jpq- yn7,+9oj 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 wihl*r w9zpx*n .3j4vrhen its image reflected in calm water is com4 ljr3pxvzw*n *h9i r.pletely 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 ana rvm k;myzp(: ofwb) an33f64xlyzer. In this process, the intensity of the light transmitted is reduced tv af(6 z3n)4kfpyrm 3bwo:;xm o 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 tra8ut+ f(sl.h6i5i./cb)akhlj x6j ta lveling in vacuum and reflecting off a piece of glass of index o )blf/ahtx .hkiu asl68t(ji5 6jl .c+f refraction 1.48?

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