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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 princ)4mtnm*jd8zk iple.
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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 statq ozyd: +,ysv da0v 7-plr1c5xement?

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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 ip*azd o1 8tek i6s/6lbs attributed 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 athu 35zl ylm68 ngb zwym4f)7-xtributed to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters into a medium of diff 7ggw8 nh :h5m+egqp8berent 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 (wave jt *oly1z :wn/3v;zsulength = 590 nm), originally traveling in air, enters a piez1wy/zj o;:3 nutvs *lce of glass (index of refraction 1.50), its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelengttsh6qkuzeb 4m0rqdq( (d:6 1vh = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.54ur m :1 qhz0dseqd 6kt(6(vbq0), 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 bk.yy)urtlt4)w 94xqspreading as it passes through a narrow sliu. y 4tbwkytrlxq )4)9t?

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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 light i7 +yav5 r6t;qw:enyc-; yglpcs not noticeably dif6+ lgcy5vtcqe :rwp-y y;n;a7 fracted. 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 da0 *ttq+t ibtwj9 y zfj/f6/o)qrk bands when light passes thrqtf+i9)tjo t* 0q/ywtzb6fj / ough two or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said t wnj iud;i1ix.hk19:mo 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 rays striking a screen n.ghf9 x8ba(4i0l1vtyo)a)- nu hydk are in phase with each 9)ak ahbv( x ny 0.lo4gnift dh)y18u-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 diffe/hn *b;tihaj4, suih ou51f3hrent paths arriving at point P. If the maximum constructive interference is to occur at point P, the two beams m3 j,ibnhoahf t1u4 5s/; *huhiust

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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 dif b,ou35jav +tmferent paths arriving at point P. If the maximum destructive interference is to3u mvtjo,5+ba 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 eitj -a;r0gw + 5lgemg1yjher side of the central bright spot in a double-slit experiment, light from ea rg5 lm0y +a1gw;jeg-jch opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spot in a double676 ooxqkk0kks 0gi 08tpb 2f:x ht1xo-slit experiment, light from each openin68fskb :oxkik1x0g2 o0p qkho6t07 tx g 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 a double-slita 9f ,vfd1n6fi experiment, light fromdif,6fn v9 f1a

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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 decr c -;n/i iouuv)d6ke,7qra+lheases, what happens to tl;hc7 ar+nvoi/kuq-e d6 ),iuhe distance 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 experimenth ))* mtpic(4+ l8xq(i metpja, it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to thema )8* q4tii( jcmx)ph+t(epl 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 liga); 49gft)lfv5zo zj kht 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 Youn1vj352yj rfi9o7lq fb g's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other s 1lfyi3q7f95vo2 j jrblit, 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 doubled l 14393 e ic wjwjfii,dg8:lm;zs3yp-slit experiment if the separation of the slits is less than the wavelesiy 3:j ;33j8cegdd wip9liz4m1l f ,wngth 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 i o)5nkbg8v nb0n a double-slit interference pattern usinno0nk v 8bb5)gg 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 se7x:aa13 kx l +mytcl4evg 1r p.:bzx3fparates white light into different color:zt43 .ya71pv rxkgfl+m ecab :xx l31s 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 rain4huj 4*l11t,who ashtbow 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 40/:ts5n imr:epq wps9o2l(n jgz .8hx( 0 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 slig5 :/qn9 0*escn kkgfwchtly 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 greatest repxuoj4f . qgx9hp2-t -fraction when passing from air to glass? ufxp- .thp29xoqgj-4

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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 p y ; hubnwkgcs8no.:).assing from air to b8hoy.gnnw) ;: s.ck uglass?

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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 inci 4vseg0sv:1 xvpxjp p(/v;21xh yhme+dent on a thick glass plate with parallel sides, at an angle betsvp(vhe+mg21y j s0vhe 4 xxpp/1vx;: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 source. If she now hoe f +oi8;urq:blds up two fingers, with a ver:bq8;e rof+iu y small gap 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 of the slitrg g5c iqkpz/k161q-g increases, what happens to tgi/6k 1q1 rp5 q-zgcgkhe 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 diffractit;dr(qudo ikv5cy 36+d1 m 8okon gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersim(6tddi5+k1 oqo r38v ucdy;kon 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 separation, the only difd(* q d5r6gdaj4qo9 shference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminadqdj4s65dgo rahq 9(*ted 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 a,u,-b(myoaehma 9bg f2 9q; a t3vf;nand

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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 constructively olyw*(3f kru g6r destructively, depending on their phase differf *rk6l ywg(3uence. 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/(mt gqaoy- 9z traveling in glass, strikes an air boundary, there is q/yz ga-9otm(

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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 igoqz,k 8b4 rhky -+e9surface, to8,qe-g zkyk+ir9bh 4here 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. A1ay q.md fh2h6yje:+ ws the film becomes very much thinner than the wavelength of byh.:1mqyh6f 2+wd ejalue 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 magneo sp3h+7gq gg4sium fluoride, 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 refractiongg4ho+ p73 qsg 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 aboyx: 0xlpd t:(koj*s) x3 op2alve 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 direct kjxayo ::x 2ptl3dp) 0*lo(xs 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 fact2tw 0//vdgkul+wy .jk bjkl /g1*3vpj that certain sunglasses can reduce glare frpl2gy k .ktd /*jju k+3l1vb/w/vgjw 0om 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 directionu+ *j2p2awr u/2kbx dt 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 dichroic material lc93omx5 u ohf0ike a Polaroid film oohxmu5 c9f03?

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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 oflmsby.0 qr;6(towz y* two Polaroid films are perpendicular to each other, what is the percentage of the incident lw60mly ;st .ybqo*r(z ight 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 of a xk 6 vz/ c) v9ej;wmx0la9pn+klake

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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 greatestj(a8z0jbnf8 rm n6 6hf 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 Nwl 012c7r* aposbr (jqOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenith g6 v8s0patz8q (overhead) than it does toward the horizon. This occurs becpv6 808 astgzqause

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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 glass, which haeek8z9y h g5b)s an index of refraction of 1.50. What is the wavelength of the lightbzhy)eg9ke 8 5 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 im 2:(eyl14t/qz i+yndpd8dqo;-pes p n a vacuum. It passes into glass, which has an index of-dyn8di q;:zs/ myetp (4oepqdp2 l+1 refraction 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 60oiml/ v52nu )o0 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 gla 2i/5umo)vlonss?

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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 va)du)rzuh0a ;lzio.ner z8s;sd/ gs , 2cuum 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 93 4x*(i wyc-bn czrxg :0ktaqis 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 r l1*pe h0ivofrc01 ;ntravel 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(p wjt*w5.xok .*f aif falls on these slits, and produces a fifth ordko(*5ijtxp. *f. wwf aer 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-slitnoz/.6ehjxbpv ,gtu2q6fm (* and the third order bright fringe is seen at an a,pnmqz.(g62xh bv*tu6f o je/ngle 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 slits is m6d9b 8ekrqj: j61te i0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-order:8ij e m6k16qre9 tjbd 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 wave- iej wgi(bp/73fn x.ylengths, 750 nm and 900 nm, illuminate the slits. A w.ifnp eijg x3-/(b7yscreen 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.cd+nz( miq4mz1qq d; light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent cd(m+;i1.4ndqmqz zq 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 sli8*mf9jfe4xz k 7,gzkd t setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright f 9x7j*,f4 8zdmzk gkefringe 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, o57k h;nie +))duqaa( srs :av480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the g;) vd(7aiossa)rh a5eq +n:k ulass 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 480c2 :+m0 is gkgt5bot/y nm) and red light (wavelength 670 nm) is incidc :5y/k+itg0mbt 2sgoent 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. What is the akoz , k/6 kgl1duz)vy3ngular width of the c,v6/k uk3 ) 1ylzzdokgentral 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 by light of 550 nm wavm0x,)2wp zlc welength. What is the angular separation between the first two minima on either side of the centwm)z,lc 0wx p2ral 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 slhth /-5omakt8it 0.75 mm wide. At what distance from the h 5m8hat/k t-oslit should 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 is inciden- oj z0+u+uti1ubg; fvt on a slit 0.20 mm wide and the diffraction paug u+ +ovbztf;ju1i-0ttern is produced 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 incident on a slitri-af. w5gj /+ 7o scprdzj0;r of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order arzd i- gfors+jwp;c r5/7. j0dark 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 nmsly-))txej 5j is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of txl)yj-j e5s)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 illuminatesl2vt wac4bxgdj )+23 ;.rsh1g n fr9vc a grating with 7000 lines per centimeter, its second order maximum is h2btvg c3s1nx c r9;dv.4fg lw+ar2j) 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 between the central maxi8i.pvs qt+sm0n 92kl zmum and the fourth order maq0ls2 9p.t n+k zm8visximum 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 mh0dstk/bhsvj);,u- at5,zf incident on a grating that is 75 mm wide and ruled with 50ksvuzj,h;)fh-ab, m5s0dt t /,000 lines. The second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a fir/c5,f2 mm gcmqst-order maximum 0.350 mm from the central maximum on a distant scrm2/q,gm ccm f5een. 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 uuo,g4dz .gec, 9ok emk*1+bc0 nd 0zk6000 lines per centimeter ruled on it. What is the angular separation between the second and the third ord4dc,co9.ke0zk*obzm+k0 ne1 ug ,d ug ers on the same side of the central order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a grating. If the grat0p:la h,s4g ;np*js rmxp7v 5iing has 2000 lines per centimeter, at what angle will red lighs0x hgj:pnp s *7v;5mir4a l,pt (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 )by0-dczg 0k mto calibrate a grating. If the first-order maximum occurs0cy )zgk-0m db 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 wavelewib0z1m+xx d2ngth 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observedmxwz+i 1x02d b 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 gratingktz 1v1wxz(f(x. w m.q. If the third-order maximum of the diffraction pattern v. w(kx 1 mfxzz1.t(wqis 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 gh . d;ypeao-e(lass plate at one end by a strand of someone's eeyod;.-hp(ahair (diameter 0.010 mm). 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. What m0t;wj fc8p; mminimum thickness of this bubble will ensure maximum reflectance of normallymm0 ;ftcpw;j 8 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). What vy)7apoc4o cnec2xn46-o(oais the minimum thickness of film that will give an interference when the light iso n)4-acxp7vocnco4yea(6 o 2 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 nonreft8( l7au y:miq9y6erqsia 20plecting film coating (n = 1.30) on a glass lens (n = 1.50y7e qypr(a9s:li602u aqm8ti) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is p mcus ) -rvw3o-11,c9/ll p8ba igivullaced in a beam of unpolarized light and the intensity of the transmipauuilw1o/c-83civr 9,bl l1s) -vmgtted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction rotateo2b 2; dcuk)jl 9ruassp7rm /1d $30^{\circ}$ 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 inb8rf vl5we0 0p9h6tvf air strikes a flat piece of glass at an angle of evl 5v6bf8 twh f0p9r0$57.3^{\circ}$. 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 brt4(op nua1 8u.st1rcombination. The transmission axes of the polarizer and trpus1o(4 8tnr 1b u.athe 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 8ss5+q 1qg0+q ct( a:u8c emzbfogi-b is the Moon when its image reflected in calm water is completely polarq8a 5 1sco8tg(z e: c-bgs qu0q+b+fmiized?

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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 p c5y6a mq7r4piolarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced toq6c apm4riy57 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 reflecting off anotfhe 3zc-/.2ug v ;m piece of glass of index of refractmn; v 3 egh/zfuo2c-.tion 1.48?

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