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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 principlzfy 4qp mcc;+8e.
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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 statem:jt 3niz zt 95zad8bz1ent?

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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 isg h0f7obrqa*p-t3/mc1vp xe; 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 attribp(zk .j,hz6rk ia7dh 9uted 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 irrb:k pyen)5 m;0wcq)nto 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 travelins8 m 6np.s.11 )ubj iyxrl9liig in air, enters a piece of glass (index of refraction 1.50), its frej.)ns9ibyxl8lps u.6i1i m1 r quency

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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 travelingm1t+ gcdqr0k ;h0a3mx in air, enters a pie ar+gmhx3;d qm0 0k1tcce of glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as ios/,e)) qn7eiea54q abfnx kxw 7u(1 bt passes through a narrow slit?7 x)4/,xsanw qfa7u )beq b ek(eo5i1n

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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 5at nt2cl*tzdo5 s1 j3objects such as buildings, whereas light is not noticeably diffracted.5 a*cz s3tndol52 1tjt 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 dark bands when lig2e 6+n xxezf5rht passes through two or more narrxx 6z+2ne5erf ow 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 cohermc* aqwotw99cf a b rg:(850fpent 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 wekfajq:h c7 wc9(cq g)+ kf6uj9 say that two light rays striking a screen are in phase wf (gkq9 c) hukq9jc6fcaj7:+with 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 travel different paths arrivivz,hz 2 8ri(rs8wdl/y yv0c9r ng at point P. If the maximum constructive interference is to occur at point P, the tw8 8y( h0rvvrw y/slrdic9z 2z,o beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel differpzef2 gjg47qnc 0+)x yent paths arriving at point P. If the maximum destructive interference is to occur at point P, the two0 p2 f+j7ngq gyxz4ec) 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 cb :iy8ylvr4i 9 0dnh+* xtae5os+ml 0bentral bright spot in a double-slit experiment, light fro xn5 +roi :blmhd890vi ab4t+sly0y*em 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 either side of th k6x ej.+zvd .b4hpt/xe central bright spot in a double-slit experiment, light from each open d.+.x ek6 zb4/vjtxphing 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 doo1*i sp cf,6oquble-slit experiment, pioqs*6cf, o1 light from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit ehmhcfv y1 p+ yk5*(ii8co )wl.xperiment, if the separation between the slits decreases, what happh.5pv8 +wm)if i1l *chy( kyocens to the 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 experiment, it is observed that the distance betwee9h76ub-t0 ylu8gb gm y)a;fjbwe)8pt qhr ,)cn adjacent maxima on a remote screen is 1.0 cm. W8r-h)pcua8 ,t7b 9tb lgu)e )gfqyh6 0j;m bwyhat 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 tr5j0+e be)cz,p mawyj0 avels 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'smgpkrqq*d;r.ux u8(; double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which pkxmg.d;(rqq ;8u*ru 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 ue)jv; xzpt+,interference fringes in a double-slit experiment if the separation vtp,zu ;e)+jxof 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 interfe1 1 yrr8htqk)uhcy. uea7 hx)-rence pattern using monochromatic lighth7h1uhe rya-c) ku qr)yt8 x.1 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 separat02ee3* rnf)w gubl7ates white light into different colo2 t0bl* uarew37fe )ngrs 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 af9 a(bii( ( qwm,fx)ca 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 shorter than 400 nm p p8n; r1cuw e01cu,eduu7 *jmysx4q2is 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 s. dk*9z+b joaaqux;3gl hl(x8lightly 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 refracti*zsh;t ) wdpeo(3xvy1on when passing from air to glassxs(p)td h zoe13wy* ;v?

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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 undergo4qy sgi3m id.w /biw;1ks0f:oes the smallest refraction when passing from air to glas bmwosii:gkqs d034 /y1fw.i;s?

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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 pa2zmzw(z/eom: r. hr8zrallel sides, at an angle bethzzmw2/ 8:mzoe.r z(r 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 cc4n qk8g)hz(r jr.2adr h a67now holds up two fingers, with a very small gap between them, and looks at the light source, she w8 aar.n h4ghcrqj(z ckd26r)7 ill 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 slit jaav(9oalg*ftw5 3 d6 increases, what happens to the width a3l v a(wfoa6*5gjt9dof 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; one has 4000 lines;iajzt oh64v (tb8z ns xd40ro81u w5b per cm and the other one has 600;ius8n 4obw54 dx6az0tjv zr81 (ohtb0 lines per cm. Make a statement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with the same slit separation, tq;/ k7+-7mxyrsny wm the only difference being that one grating has 3 slits and the other 4 slits. If both gratings arey;x-r+/nm7s q yw7km t 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 aeczg7*gf,fm mjs+( 0rnd

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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 cons j8)7zuetratb;sxc*, tructively or destructively, depen*s)r,t cjt baz78u;e xding 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, which is traveling in glass, strikes bw jkcq0cy6 ,f/dke;:an air boundary, there isc6 ;q /kycjk: ,e0wdfb

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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 travelin7 :r (;h7lwcbk6wckb 3 )+:lirhk ghrqg in air, is reflected by a glass surface)77lghbhkwqi6(c:3h;clbkr+k w r 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 ln8 0h agb+d4y8zcn pk6cii3d;ight. As the film becomes very much thinner tpk+i8ncz 0;8gi na6dc 4d 3hbyhan the 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, what is thesym+v+xa k99i 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 tomvy+x 9ksai9+ 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 fromqm+m qn z*pswo,r,w 37yp9tj0 above with monochromatic red light. When viewed from above, concentric bands of red and darkmr,n0*7o+mz wspp3tqwyq ,9 j are observed. What does one observe at the exact center of the 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 certain sunglassesroc:kxg dk5l).3gu) s can reduce glare fromok) 3xgs:cd.5l gruk) 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 polarization w:ne*zpge -)lx k4v mnhk3 ,u0is 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 f(w g p;bwwi u vw5wfe9(.t32wto obtain polarized light in a dichroic material like a Polaroidvwwf(g(w3b tu.9p ewwi2w;5f film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmissioex rh3 +pt8kh ytr-t*6n axes of two Polaroid films are perpendicular to each other, what is the percentage of the incident light which will pass the two filk -txh3ep +*r6tthr 8yms?

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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 surfac(u/pq pnfw+lryv56.j( ;8hvxe /vul te 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;/hx kdq +7 amh+b5txes,o,lj greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffr t8n;arb;2-b*adovqh(ui 1dxaction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be ma2vw4kai8 g; lq6 li*n yq4j+ra1z.:hug za(vore blue toward the zenith (overhead) thavnja 4iz 6lq a:auwg4.2a;z*ivr yg8l(khq+ 1n it does toward 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 passes into glass, which hassuvxz; :day(uww:: ;h an index of refraction of 1.50. Wha wd:z(y xu;vu: hs:;wat is the 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 vacuuhp y:;cp3q 2nfm. It passes into glass, which has an index of refraction of 1.50. What is the frequency of tp :fq3yhcp;2 nhe 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 into6l4c064osag f98a b2tvw ic fo glass, which has an index of refraction of 1.50. What is the speed of the l4bvg6 a4fs ioowa9c08c2f6tlight in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum is found hoky. ux wo.d)oev/q8246:ztkijbv 6to 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 fouhf b 1.e/phjz4z ,n-8t ygaa.xnd 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 travelc 6 byz8o 4aiw p,xuu7o-/5xvw 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 these ss 6, .w(pic 4bkzjl24xw:btek(1pha g lits, and produces a fifth order interference fr( hg p6 bkt4jl.a:szwei41pxw(,k2b c inge 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 third mlx7,)3y g calqo5 /)bclvcb0order bright fringe is seenc5ycl0),bx)c/lgl7 vqaob3 m at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit85nhr)z 9m-y/d sply3wrx :dz experiment, if the separation between the two slits is 0.050 mm and the distance from the dy r83dzw5lx/nhsr:zyp-)m9 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 experiment, the slit separation is 2.0 mm, a-7rk,d v csminz-)jo*nd 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, )smdc7*i r ojn-z-kvith 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 6342c7i) yvheo h vmo-7*r nm falls on the slits. If there is a screen 6.0 m away, 7mveoy)*hhco7 2 ri-vhow 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 45 xcl-nbcw3;oic*sixlb k4 5that has a slit separation of 30.0 mm. bo4i4-;i5* 3kc nxcs5xl wblcThe 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,r:ff)ei0g,yo:. alvb ph m07 vazy+f. 480 nm and 700 nm, strikes a plain piece of glass at an angle of incfle:v r hog.)+zmb:yya0ifpv7f,.a0 idence 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 480 nm) and red light lk)p 38c zm9uxfw*g3dbsdylvz lo l; -/3w,5u(wavelength 670 nm) is inmzzuwgu3wb; 5)v* 3kdf9/8-o dlpcxs 3yl,ll cident 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 tavo ; y/hjm6rwi4q3rvw p.gs:*m1eq6,6ofiuhe angular width of the central diffractiow6msje o6 r; v rhimoyu4q16g:3*, f/q viaw.pn 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, whichx j4hq59g zhi/ is 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the anguqiz5j9g/ 4h hxlar separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incis(mt), , qlmoq4(tz sit,i m2cdent on a single slit 0.75 mm wide. At what distance from the slit should a screen be 2mic ot (mz,qq,st( t4ims,)l 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 i(.e9q lmcqnb- )d o(zrncident 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 widtme.dz 9r) (q (oclnbq-h 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 2b ds-d(prf,vxyn7x5g4 2py*kl 7f monm is incident on a slit of width 0.300 mm. An observing screen is plac bxv,n 4okmplp y*y757ffxs(2 -dd rg2ed 2.00 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 incident on a slit of width 0.vweq2 +t+ tsq-4y a1rg300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central maxi2ewg av-t4+q1 +qstrymum.

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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 s,(7o fqvh-4mozza i u*o8)tf uecond order maximumoq7 z t,a h*vu( ouz-m8i4of)f 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 ber)ynfq4uca9e 9a9f7 itween the central maximum and the fyqrc79aeu94n 9) aiffourth 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 inci/v+ptb)h djsrs wr36i b.ao. :dent on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximu ioavj .srb+tw:bhs)6 3d.r/pm 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, ay zu15d8lvcy8xsa5;3i 8-fjsr,rfvlight of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant scrfsya5drv18;a3-iyvsx,l c j u zr88f5 een. 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 6000zir5bi n;lv /ytm6 1mb;::8esvkw r 4k lines per centimeter ruled on it. What is the angular separation betwek;8v1wrtnk im:iry65; : 4bz/lsmebven 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 spread out into spectral hues by a grating. If the gra 9fb f;y t)h8gw67cih3cue.en ting has 2000 lines per centimeter, at what angle will red light (640 nm) ap)6cf9ghe3c 7 feiy ;b.w8hu tnpear 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;bud)pw 16dre nm) is used to calibrate a grating. If the first-order maximu 6wrpu;bd1) edm 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 normally on a grating. *.hy -n8dvjf+k1l sdq If the third-oqvhj slf -dn1+.8d*yk rder 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 inhw,eo f 5jkv*l)eor -jy+p* l2cident normally on a grating. If the third-order maximum of the diffractkeel,l ** hjo+2p y-5 j)vwforion 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 anomh(xn6qyn/b 0ther glass plate at one end by a 6/(nmxnb0yqh strand of someone's hair (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 refract 6icr47cnta0q1c lzp 1ion of 1.33. What minimum thickness of this bubble will ensure maximum reflea0i cprlzc46 n17q1ctctance 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 illuminates a soap filmxjp+ 9faaz pc :1ky4m* ( n = 1.33). What is the minimum thickness of film th x9fkp :+a a14zcpjmy*at 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 = *6erp.s :gfup 1.30) on a glass lens (n = 1.50) for wavelength 500f*egur p:p6.s 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 aazo)jk :vf3fta/xv2 7 nd the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with iva x23of akj:z/7ft)v ts 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 preg 00a 3sfrgof/a3b sd,ferred 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 strikeuusw)( m3uib m-lz7-i s a flat piece of glass at an angle of u(zlmu-- w 7)bs3muii$57.3^{\circ}$. 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 combination.t.j 0.l n8ejn*,ll+ lr c0kpfm The transmission axesl0jm f +*c lp8,.nelt k0ln.rj 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 whe4jqqg873u(r mtl4v.zmnv + vzn its image reflected in calm water is completelyz mzg3qvvv+4. q48(ln utr7 mj 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 polaryzhhbo 1d, nhz:z2+ mz*; c,uyizer 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 p:zzd1mzhnu+hz,b,* ;y2y co h olarizer 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 travelinvz.n/ iabk4 ac93xd f609vxcfg in vacuum and reflecting off a piece of gcxk6 .cvf4vd9b0f n39 /iaaxzlass of index of refraction 1.48?

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