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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 principle 6azu;cj 4d,) aojy:jd,)n8ee; ery ;dh vo0wb.
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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 fbwmu.n tfu;2.7i(4hkxk9.un 4ij hg halse statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of lin20 - it0dftspght is 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 l5qant 3:z ;n*hl:9gjcm sxz/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 intne,ne26 p5yw6z6 gmdw-r ;prmo 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 lightk oh6t3k4ydx-:w1 wzw (wavelength = 590 nm), originally traveling in air, enters a piece of glass (index of refractiy4o w h-1zwxk6 :wk3tdon 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 *qp n3 b-yx2 j-p)rifdtraveling in air, enters a piece of glass (index of refraction 1.* iq j rpdn-p3b2f)-yx50), 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 rek w*e1qpf *oep5n2 mt8sponsible for light spreading as it passes through a narrow 8*ko12e mt pnpwfeq *5slit?

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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 is yi-okxrie6su*du;ggiykk+6a/; n 34 nooik6u6-/4+;;u xrig di *3nyeykasg kt 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 l 9dsz:: tw/saeeg,zrs0zg-z8 ight and dark bands when light pas:z gas8 sr9,z-etzgewsz0 : /dses through 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 to b2(b9o8t;tpdqgy gdsf + ds9,k e 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 tw8cu0fh6 0lp.xh.ue6caf luu ir/ k1k,o light rays striking a screen are in phase wil.ur1 iku,hh.a/k cuc60efu6x 0p8l fth 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 coheren4b 6,):sazl2u a egbxat light travel different paths arriving at point P. If the maximum constrab 2:baugl sx za),6e4uctive interference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different pathsydis.;om/ 8qf 6ym7*tp fjhe0 arriving at point P. If the maximum destructive interferenc/i0fmty6m8e.*q7;sj d p ofhye 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 the central b +l dx-m8yy1c4qqbr7ts+v 7mfright spot in a double-slit experiment, lig m+qc- 77v8 xrmyf+tdqs4y1lbht 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 either side of the central bright spot in a double-slit+a-6 zw chd+ct.am7+vt4 qzln experiment, light from each opening arrivetq7 tn4zw +m 6z+.l+-cavda hcs

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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 ba +5)ny2q5vux/ iaciq6v*y y7mpz g i0right spot in a double-slit e5pug5vz/ii7 vqq)0ma yia c +2y 6xy*nxperiment, 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 experiment, if the separation bc)1gm f-ol2w anq; u2detween the slits decreases, what happens to theodg2al)m-n c 2w fqu1; 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 expe +n 43vhoof3zkriment, it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the sln4hfoo3 kzv+ 3it 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 tiia 6lg- ph5.wravels 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 Youn q:0rg. vei9i f;d60q,nzxh ewsy4bb 7g's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is obsersqex;g.nq67r:i db9hwe 0v yzi 4,f0bved 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 f**zn)gsqk5puy7bxc:e +k7fin a double-slit experiment if the u*z*e5)bf7q fcxk: g s ypkn+7separation 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-sl qh (wcj6.vxb(it interference pattern using mx.b 6hj( vqw(conochromatic 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 mj f4f9f,eu1 uk0 /mdyprism separates white light into different colome40 u/ffdk,yf u1 9jmrs 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 alloweg6jn+s aii 0qz5 d:(bs 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 shorter than 400 nm is call w7(izqalz1 nmc22z4q ed

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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 nm1ee5fjl.56vo n c,gv g 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 undergoe8*(bn wki aipou ;xpu4uol;;7 s the greatest refraction when passing from air to gla4o7 pp;*u;oxwa u b;(ki8inluss?

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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 dgc50o3qvzvve 1 7-iwpassing from air to geq 0di5v7wvz 1-c3voglass?

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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 jt5f aas/7u.j ;./ait9p m wnvwith parallel sides, at an angaw95j ua;tn .a. t7fis //jmpvle between $0^{\circ}$ 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 sourcl6 r8c;aw+w78kwv k/g tag1mslhnd3 ,e. If she now holds up two fingers, with a very small gap between the68lrsk tn; w7akmg8glh31vc + dw,/wam, 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 slit inb (4twtgrb7m78-6;,k flegea 6b ejovcreases, what happens to-86e e ,eg4bwa ;o7k mf7bjvrt(tbgl6 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 diffraction m igg -zcym4-ho-n .4igratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the g44 -n.i-mogy cmhiz -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, -pl es1gcbp* 6d61klethe only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, ml*g-16secpe bkdp 16 lake 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 oil9f vv )hd)2qpm slick 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 mor7u,n 0k. hth-dx:f kqnochromatic light waves can interfere constructively or destructively, depending on their phase difference. One cons7df -k:n qh k0h,.utxrequence 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 an air boundorim*:o2jn.j2- *vv2 ,exia z ajtqx5ary, there z.avirtajj imov:,-on 2x*q52e *x 2jis

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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 glas1nt5fx5rykr+,hons 0s surface, there is51n0 xkty+ s h,n5fror

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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 much thi8/ .h nrawpda8nner than the wavelength of 8a/ h.awrpdn8blue 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 txto( 5 1(idyz8vds*sphe minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-refle(yd o s(81*d5itxzp vscting for that wavelength? (The index of refraction 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 abog4x- fbjo ,ut1ve 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 xb4fto 1j,ug-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 sunglassziw1 p 83crz560k ooxves can reduce glare from reflected surface1 c rx0 iv6opo3kzz5w8s?

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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 is definu0d:5wmm))bptcyz p9l + v4yged 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 polbdh ;3m yg-mom.l c0uobp0, b5arized light in a dichroic material like a Polaroid fih0 bdpm0gy, .m5ocbobl um3;-lm?

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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 perpendicular to eacm/i7 3 ujr lwby)nx9(oh other, what is the percentage of the incident light which will (yuoj9mx ilrn7b)/3 wpass 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 th,rqkt5;5+7 oppbrmb hv 9x xj1e 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 sun7f 0h *hi*g3bwz xx)hrlight is 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 diffraction mbs9s4 ;qfw+ :j:xf fw:c p1yhNOT 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 mn34 oocn; wj1 1ut(gx(overhead) than it does toward the hog1tox ;cwn1n(34 ujomrizon. 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 has 2be2(rcn0)zra r1qg h an index of refrerzga(q c) 10 n2br2rhaction of 1.50. What 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 vacuum. It passes into gla d3ud(wqrdq ,t;g- ajl8vk9+a xe*lw 3ss, which has an index of refraction of 1.50. Whawl;dxuvltd, q8ged 3-q(9a w*k+ r3jat 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 var,lise0vh:mu0h/ gj 4cuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the :l,v4sjm0/u 0 ehir ghlight 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 foun xhto5j 0pmt94d 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 found to trt;vekug(6i-p1 2nw wi8v 3lh ravel 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 akz uulpv-d a0zf:f +k 7:zks2:ir 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. Monochromatic light fallnr iqg2:at38*w ga,o qs on these slits, and produces a fifth order intero: iqqgn 3a, artg2*w8ference 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 ;mf8 ev.vr .h: ipo/erfalls on a double-slit and the third order bright fringe is seen eer.f vrh o8vi;p: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 slit experimefe g:aiby9r*a p;p3n+bgvt7 :nt, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2 r*9g+p:v ipybn :a 7;a3etfbg.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, and two wavedzu4 fb:x+0 a-fgrc xyefs-h:77ihc 1lengths, 750 nm an-h1i: e gc:h rbfx47fuaz-7yxf+s0c dd 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 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. Monochromati+-na3 qmnejp+ c light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent in+p namjqn3e+-terference 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 incih72hx/vdgqj 08x/b stop5 k5jdent on a Young's double slit 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 t 2s8jx/qgdv obp 57h0/5hxjk 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 70;e+ b,v/ g x)9mg bnfp)kxehy40 nm, strikes a 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 anpvn,h/ xebym f;k xeg4)9)+bggle 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 bpu( 9,oq9yo k0p52a n m7idrzru.w5a light (wavelength 670 nm) is incident on a thick piece o or5u dr,9 9pia w2 p(.bomy7a5ukn0zqf 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 onr+ vd5w0sd ;lu ru(:e+3b lrmb a single slit of width 0.20 mm. What is the angular width of the central diffraction lddrrub vr;:b+ m5w lu+ s0e3(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 ud6f l yoa h9h46z1.*cj*grtwwavelength. What is the angulrzgdt hlu9 *4whoay16j6c.f*ar 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 incident on a single slit 0.f3cts 44ipae:75 mm wide. At what distance from the slit should a screen be placed if thec3aeisfp t: 44 second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on 8.1 cn ki9iczi5sre6 oa slit 0.20 mm wide and the diffraction pattern is produced on eiz6c59r.koi s18 cni 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 inchtgz(r:u khc wp1ul1(ui+de* e q42c2ident on a slit of width 0.300 mm. An observing screen is placed 2.00 m froekg+4 *2 (1c h2hcui:zuqtwued1 (lrp m 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 nmj62a4.x9q g3* lmvtc 8ikbdz s is incident on a slit of width 0.300 mm. An observing screen is placedi .s*8kx qbd 46l9atmc3zjg2v 2.00 m from the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating w:v,ut b ns;sr 0st:1aicsa5gdl 5t4c7 ith 7000 lines per centimeter, its second orderi4a g tasun75cbss::5s 1t0r, tv;dcl maximum 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 // pgp;faw * *qiak0aeow1sa1ua4e2sper cm. The angle between the central maximum and the fourth order maxim2auap0f sa aak*w1eswp /e o14q/*g ;ium 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 ig s8 mmt.lqz:3nw/+ 7tyw6fz bs incident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order mw nwzg7qm3+fs8ty :ltmb/6 z.aximum 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,xcw fb3 n5 t8:,6gepoz light of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic sof5ot zxe3g,c pn bw8:6urce 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)((/;xai 8lhl dxtqtp on it. What is the angular separation between the second and the third orders on the same side of the central order when thep a(dxl(;iqtx/l ht) 8 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 (jtk. /(f; wiq+ lrb8ik8eal)12xynh oraf .iout into spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle wiy;+ i 8 twaxr(/i (81.q okij.lfnr)fbahk2elll red light (640 nm) appear in the first order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. If the firstmtv qsa522e( t-order maximum occurs t( 2stev25m aqat $20.5^{\circ}$, 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 iei:gnna +k v9ufw*t.: nk4 ;nbs incident normally on a grating. If the third-order maximum of the diffraction pattern is observn:* : 94+gne.;nibktunw k faved 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 n*iz:t lwnn;y 8rs; mpbtw m)tq:54+ct m is incident normally on a grating. If the third-order maximum of the dbwttnt ;:ny* )mc5w+qt;r 48 lm:spi ziffraction 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 anos2 88gmns sua0mt0r0j4yay s.s7f b n;ther glass plate at one end by a strand of somans2m8 jr7f 00y.ybam;u 40ss8 tgssneone'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 refractio z tsg87x .95w2rdwjhsn of 1.33. What minimum thickness of this bubble wi w stjg5s8d7 2xz9hr.wll ensure maximum reflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 50 r, vevy)lm0p60 nm illuminates a soap film ( n = 1.33). What is the minimum thicl,yrm e0vv6)pkness 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 = 1.30) on agl .ql0tu7cw;m9besio;b 3) e glass lens (n tbmb3;;ecqgsu el 9i o 0.7)wl= 1.50) 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 placed in a beam of unpolarized light and the intensityzkm,y6 9 t;mk/.kvz . btpk1lz of the transmitted light is 1. A second ideal polarizer is placed in t z.y.vbkmkpz;/,9k1tmlz 6kt he 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 directek t3qxmucwd0j ,c.00ion 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 5 kl7y:mtse 48)auv saangle of :7mt 4s)el y8k au5vas$57.3^{\circ}$. 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 pol 7p6dtzs1n2 ks *(j.rhaja c.garizer-analyzer combination. The transmission axes of the polarizer an1najj76 z.c rads2tp .*kg(shd 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 reflected in calm j :dcixb:w7 b) 28lplvft./oswater is c7fvwsol./ji: :c2) dtb bp8xlompletely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a polarizer and then an analyzer. In tn;9 vuc7 .tj6u frmbm3his process, the intensity of the light transmitted is reduced to 10% om9 bmt.uv76jf;cun 3rf 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 f7:8-v+hv akvmpghd 8 in vacuum and reflecting off a piece of glass of index -+v8gp fhdav7v h:km8of refraction 1.48?

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