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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 princfylg q,* :b)tmiple.
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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 statew:30kkksjf a :ment?

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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 p( ku+-c udj6.aod4 rsxwcs(w-c c8 (qto

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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+j+m ksdd w-+stu ,r+cight 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 ) a ,sf3y(kyad ,j6gnninto 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 travezg+gphna70c3sa r0mf+om d*0 ling in air, enters a piece of glass (index of refraction 1.50psgrn3+g o0+amc*m0 d0 az7hf ), 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, ec,(hv ett b 3q--iw4wdnters a piece of glass (index of refraction 1.50), t(-wbtve, wi dhcq -43its 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 passesj 40oigaw. xs3 through a narrow j 03sia.4gxo wslit?

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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 object( msy*ovjxtqri 9; 18 f41pbgcs such as buildings, whereas light is ntyb9p;8qc rimx o(1s4v1*g jf ot noticeably diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light and darkdes- 0l43z7 6r9bwvhao*og fx bands when light passes througw9*fa b zx07o d3gr -eh4s6ovlh 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 fqzp3g7gpk2 -xczrnkv1 mx. 6i2 d h88said 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 whenw fuv* g.b5ynus0l 4)y we say that two light rays striking a screen are in phase with ysu .g4yn bvl *50)wfueach 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 dhzfiaz h:*wcz3a10d b0 k(cl*ifferent paths arriving at point P. If the maximum constructive interference is to occur at point Pb0h (i*f0 z kzha1 3zcdl:a*wc, 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 travq;;,1e )qnz)uy hnfvn el different paths arriving at point P. If the maximum destructive interference is to occur at point P, vhny q ,1f))uzn;n;eqthe 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 douhlwx6-;+aolryb0 3 6 1)fxbl vzi urv:ble-slit experiment, light from each openf-vll bw3;v+ 1u o)rxr :yaiz 660hlxbing 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 eith 4ssdrzrl .j7m:g-pf1er side of the central bright spot in a double-slit experiment, light from each openirg psl z4.rm7-:sfjd1 ng 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 central bright spot in anw 9lw4, ub9qy double-slit experiment, light ,quwlw9bny49 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 experimentwfw b8:y)sjb7 , if the separation between the slits decreases, what happens to the distance between the)b:wyj wfs 78b 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 expc.qx;wq-y q(fm 4e dp.eriment, it is observed that the distance between adjacent maxima on a remote screen is 1.cqe(p; .ywqqfd-x4 m .0 cm. What happens to the distance between 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 travels path xr)t c 8qwqt:,$P_1$ 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;t bbme-5n p9r point on the screen one-half wavelength behind the wave from the ot-p;b eb5r9n mther 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 doip4) y/nn,q(ovta n/huble-slit experiment if t4h,tn( pon)qa /v/inyhe 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-slit intg rr0:,x2 mkajerference pattern using monrar0 ,km:x g2jochromatic 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 expf1 un8of3nv1qlains why a prism separates white light into different counnqf1v38 f1o lors 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 n3uz,a;zk5g crbbh,8y /ob/iallows 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 slightly shorterfc fwr/a( u*k-2y:sox 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 slightly longer than 750 nm isjua))jw zp2r3o vqn69,9bamezq 7 7wt 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 )+ s0pepj t+eonxy:9arefraction when passing from air to :y+poa pe0+)ten9jxs glass?

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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 passing from air topn ) y svwvr4/sz*jkko ,q8pk1i x78,k gix,p4krys1k7kvk8v z )q/,8*pwo n sj lass?

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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 parallel -pgp3 ih4htq +bh 8/xhsides, at an angle be/- 83phht bq4p+xh higtween $0^{\circ}$ 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 noc92d 7aolhx*aya2a4h w holds up two fingers, with a very small gap between them, and looks at the light source, shay227 c9ah*x lhdoa 4ae 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 h6+:1,btu v oeoy)ke owidth of the slit increases, what happens to the width of )uebv1 yeothkoo+:6, 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,aq6(yd 0eaz *chdz ;zvd1c2j; one has 4000 lines per cm and the other one has 6000 lin(0c ad, *a dzq1d6 cvjz2hy;zees 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 g3 -xe5 do,/mkh.uad s;fdh/ cq)u hc.dratings with the same slit separation, the only difference being that one grating has 3 slits and the other 4 slf/dc ,35d;-xeuhch usd. m)kqo/.d haits. 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 s.ef9t)mtv1 -f:g;huan3 vrqslick are caused by reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can interfere con:d+ pmjw3gq h)structively or destructively, depending ojpqw:g)d3 + mhn their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes aplt*5: -qprcl n air boundary, therl l:cpq* t5-rpe 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 r9.o (g- xvh9ow 4unatveflected by a glass surface, there i.an-(ug wv4ovo hx99t s

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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 view u+bf;.j-r tnfok/uyi 35o2lued in white light. As the film becomes very much thinner than the wavelength of blue oy.k-/f3; jufui+5n l ruo2 tblight, 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 flu46vh;-n as)n;y ftl yhoride, what 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 intermediate to tfh;nvhsyy -6 4tn; l)ahat 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 ilftd3* iu u1q*vm nl) 9 :*txji;v+ikvyluminated 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 thkt;:3i t+vdu f)li*nv9uy *1qi*m vjxe 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/ irngecesq+z:g(n (6e)a)hc certain sunglasses can reduce gla( chria+engqze/:s) negc)( 6re from reflected surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the directio baiv lz5-h7jww.g2)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 d c:6vcnb1umq jwn7 yfac ,u00/ichroic material like a Pola/c wb:v,q70 fmu a1ucc0n6jy nroid 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 perpendcr 66 p qqm4pmswp 61vtyg:j/1icular to each other, wg1ymqmwpc: sqr/ t61vp 6p6 4jhat 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 t q4,dko gg/*zxg;l wm2he 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 greates /*ta4nf;zxt:yv if 2ut 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 exhibi u4zn -,yj:)7hrrr nkuted?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenit; al fcvyk fgpd;*2:b1h (overhead) than it does toward the horizon. This occur1;2gd:bf *f pcykalv;s 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 o*/ 6n ,lqjj5e xwgrk7kf 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength of the erx nwjkq/57lgj6*,k 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 yuy +f.;naq4onc4(wj, which has an index of refrc+f4 (yo yw.;nau 4nqjaction 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 wavelength of 600 nm in a vacuum. It passes into glass, 8w6w ib;y1gx0jz0k ri* r5gnjwhich has an index of refrac516k00iz;r 8* jwxyni jbrwg gtion of 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 550xhq*k nnxarsqd (z2 ,c1wt:oqtf; (n/bu9. x5 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+j ;v:w:wwqir 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 is found to travel i35jqg ioe j(tg;1(9oz jn g+uat $1.96 \times 10^8 \; m/s$ 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. Mo: yoa:krmi+25y g8.fr(iz mha nochromatic light falls on these slits, and produces a fifth or8mmir:z5yka f h2( ry.gao+:ider 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-slit and the thi.)b ecl )pzj ,bj*(jxord order bright fringe is seen atojb,ebjzpj(.l* ))cx 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 slit experiment,fbfxqd- al f1ltnyibfj( l7)4 h9(06g if the separation between the two slits is 0.050-q0j(d47a(th 1xl96 lby ffbng) iflf mm and the distance from the slits to a screen is 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 expezp/dokgri 2qmzk.9// r2 l df0riment, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm,idfo q9zgk/k0l 2zr /r/p2md. 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. Monochromatic light of wavelength 634 nm falxt) no8w2 u8tlls on the slits. If there is a screen 6.0 m away, how far apart are adjace)t88lo2 tux nwnt 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 2+etu a-k4 n8q;*jijwyr 1 knkhas a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.akt 4 j-2n*r1knw+kui;yj eq820 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 a t9c-6xugfrj+ah(i9 uplain piece of glass at an (i-ucr6u+a hf99xj tgangle 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 ofv a7jie7uh +u; blue light (wavelength 480 nm) and red light (wavelength 6e7ua j +uhi;v770 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 cwhb v-b1fhd-wq avlk bbs98/2 ,*zj3 mm. What is the angular widthkwl,vqb vh*-2c sjfd38 wb 1-9babz/h of the 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 mm wide, is illuminated byh i.; 0g+p9swku(llz o light of 550 nm wavelength. What is the angular separation between the first two minima on either side of the central max h9klsgw ;0(zi.p+luoimum?

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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 i:i5+9esf y rqws incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the secw r 59s+iefy:qond 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 ininp11cdv p*:;5b 7zb wro0rpicident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central *pb0 5di;nzv :b1rpo7c rpiw1maximum?

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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 in 23;r jhbep,e;g39 ztsr6 pfaacident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find2bt eajp3r;r;ag h93 ,6pefz s 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 incident on a slit of wi7i+ :sj rdm(vq jp7;n .tutc9udth 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the widthct+pnjj7i d q: 79; (v.surumt 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 perv :bu vkomqgzyr4, ol.0uo-a.w)6o7g centimeter, its second order myol0:wvao7 .q ,vr)u -4mzbgo k.guo6aximum is at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per cm. The angle b/s of7egvi5 n)etween the central maximum and the /57ig )vnfseo 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/ 8fpqxu) n gu5-zasie6ni-y+ a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maxun- ei-/a5usf p ziq+)n68xgyimum 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 experime39mg8g )4+vz)lnbaucsin2x a nt, light of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromat8aga4 lu9 c)bm 2gznn +vis3)xic 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 centimeter ruled on it. What/m.7 ets co2 rsjc/f;u is the angular separation between the second and the third orders on the same side of the centj;e scc /2s rtuomf7./ral 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 into spectral hues by a grao n. + 87-doh7gfy.k wxrm:hldting. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in yo.8:. l7kfdxgh7r hn dom-+wthe 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 gr;6gpm8q 3wligating. If the first-order maximum occg6p 8m;i qlgw3urs 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 incidenxed :7 btyb/kiownj7q597x - ft normally on a grating. If the third-order maximum oqjbnyxd7 t9bew 75-ik:x /o7ff 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 oyp:u l hhya8y+50g*tbl7 3nyyf wavelength 500 nm is incident normally on a grating. If the th3*y bgl 7y+u:ylh5y80t npy haird-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 plate aovp(q zsb -anx222,j pt one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands w x,qbv(2 zo2 an2-ppjshen viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. What minimum thicknesbg-j+.c2)1djt :6swqdfuye is of this bubble will ensure maximum reflectance of normalljb.f+wiue2: csj -t6 yq 1)dgdy incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). s)b5g/3etd,j)asg c9m kms z7 What is the minimbt75sm)jm9)g scd3 /ag,zsk eum 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 coating (n = 1.30rh l,374w ugksxftq9-) on a glass lens (n = 1.50) for wathqslu -,934 7kxwgfrvelength 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 intensity 9 bqgc+--udrt;tu9l9 o4j) yoqnfxd91,ovjyof the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotatb j r,gn9)-yo 91dqqo -;ol9u+cfvdxt94jt yu ed $40^{\circ}$ 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 rota l feek8ge *q6t5)di+wted $30^{\circ}$ 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 str/i n4p,ezr:b7 ocbrv ;sf0q4 pikes a flat piece of glass at an angle of e cf / v0bi4ors,7zrq4;nppb:$57.3^{\circ}$. 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 throlqtb)ow18 x t*+4qmzh/ bna+bugh a polarizer-analyzer combination. The transmisw4ntb*/t)8bbzo+mx 1qq al + hsion axes 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 reflecte 9+issi wwp f(b(ukqfn6; k84;nnpfs.d in calm water is completely polariz(f+ 8w;f;npi(b 9f. uksq4ispwns k6ned?

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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 polarize f.l:ns 9scwl.*e gvvpdbql7 08r lv8bf (;:ggr and then an analyzer. In this 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 analwbf7:g;l r blfvg lls0.pqs98*n.(: v ed gc8vyzer?

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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 an wkgn2d y-9)z5q wi2qqd reflecting off a piece of glass of k wz9diqq5qw -)22gy nindex of refraction 1.48?

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