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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.t j) aa(oe cj*tr: e:spkq6x/3
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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 statr)l0x6j -itdxement?

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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 aytlny03n yyp,k/ni1 7 ttributed 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 attrr3g, tmjat5. 0j zygy*ibuted 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 bn 7: ss/6z5fis21+jbrg uags into a medium of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength 0)/;sqtm+fmp2fipm+yp:8l* jxh 4 gem4ib qw = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.5002g+j +p bmtqfw;lq8f em:miy44 )hppimxs */), 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, enteve 22 ij;q6gcim0pg/qrs a piece of glass (index of refracti m2q gjg0/;6qvp iie2con 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 spr77z( dvejzycp e8*u0reading as it passes through a narrow s(veu7zp d rc* 8ye70jzlit?

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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 ov ta+z;k3;8y j q7ktsj+ uhq03wy-weebjects such as buildings, whereas light is not noticeably zte33;wv;kh+ yy7 8j0tea j-quqk+ ws 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 dark bands when lig8w hx(kcuu4 k0h;iy aqjl)b9kk,e)( i ht pass4)hqhe ixu ajk(ki0)wk 9lc ;u(,8kbyes 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 sa pb*i,wf.:s+(qha ifgo 4 tmzl8cj;6 eid 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 when we sdl,1,jpp t8z6*8rv a18sailcri 6tlh ay that two light rays striking a screen are in phase with each otherr a1lsl ,p*1 6it8cpzhj i8tv8 6a,dlr?

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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 arrivx9d-vm29x;( ngnnlhi1 e(m kning at point P. If the maximum constructive( i;x2n-ehv nd9k91n(mmnxl g 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 paths arriving at point P. Iagunbx .29 p-j( (tycpf the maximum destructive intag9b-y(j n ppt.c( xu2erference 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 brighg,wgwi98v 2 1-wnizuh t spot in a double-slit experiment, l1wv2 wg,ii -zu 8w9nghight 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 cent q+7cyt s5,4ltshn8i7;lij idral bright spot in a double-slit experiment, light from each opening arr iq+cyshs,7d;8 l4jtiit7ln 5ives

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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 either1 44ox p(qppfc side of the central bright spot in a double-slit experiment, li 4qxcp41p fo(pght 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 theq 6b n0cps8 5apt/;akw separation between the slits decreases, what happens to the distanc c b/8spat5n0qkwp;6ae 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 between a s 7.sndssep8(djacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjass7pd.s(n e s8cent 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 trave*,bn 9ym8t.k1awbnvwv (w g g/ls path $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's ) zufntlj+/v*hst8q 04dkr -wdouble slit experiment arrives at a point on the screen oh-j8st*0q rvzt+ lf / udk4w)nne-half wavelength behind the wave from the other 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 impon :ij)*+au 0;vh+.a/ce bmlcclmlv1 sssible to obtain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the li: ihcln+svllj+b.e1)v/ma0cm c u* a;ght 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 dosa4e9;f(w :l inh l4pbuble-slit interference pattern using monochromatic lial es4(;nb :lf pwih49ght is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates whin7m47l(r lu4/qmx0k9f tc uu ha7h0yjnpnt1(te light into different cop9 0 (4u( l4 rl1y777 muhqcmfntjt0k/haxnn ulors 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 rainbow t((v lnx2gd ef.o 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 shork qa,6 gj6vx9tter 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 j b j 8is1gde.wg75aq1750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when paoq7 gor ( v6(kpx-3lj* dp0inrssing from air to gx(v-6dj k3rp *r0oqnl ip( 7golass?

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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 5gup1qx ggkf g17xb1,refraction when passing from air to x5k xpuq ,g1g1 71bgfgglass?

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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 pla h8)huhv4hk*fa/okb5 j5tc5 kte with parallel sides, at an kvfh8hbjco 5u/kt54 akh)5 h*angle 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 source. If she now holds up uo0m8 h7kqanlb/ 5*b.hv1hggjq bz 223e-ql jtwo fingers, with a very small gap between them, and look0 b-q 5hqu lkbqn*/lg22.v8 ge3ob71zahm jjhs 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 wil8zbo j*k (2 /nmt((;eh fcuwedth of the slit increases, what happens u wc (oek z(b*8f(m tjl/nhe;2to 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 gx w6v* 6yflx2t 4u(tugratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement compalgt6w6(u xf 2*tuvx y4ring 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, the onlya x,7 8be z+6lq9.r zanf6ezfg difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of t+zzqae6,r8 a96eflng f.x7bz he 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 reflectio*8) *uuftg9jxhcvwvl9ar )1f 5vky-gn 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 li mnz 0jvmuo9 cd37f05kght waves can interfere constructively or desmjm k7d f509un cvoz03tructively, depending 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, strikep s3e7.nq lni:)ynvu 03m7nd bs an air boundary, ther7dqsv3m nn7n3l)i pby:0u.nee 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 reflecb7 mxm3)rr 9twted by a glass surface, thmwx9b 7r)rtm 3ere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes very much2:f1huo k) mimv8 tx kfel;/5q y9eai2 thinner than the wavelength of blue light, the film1ivm ekuf)2y 9qlh5maixo2 tk: ;f8e/

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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 l;qpn 3t/ s*n5wi8 er .7kcaa)vx hu*vaight in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make n3xhvsaunri.q;/ k 85 * cp*a)vawt 7eit non-reflecting 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 ilmdk9 mwsi le4,r;o )j4luminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the ejm9id 4 lw,som4r;k)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 responsq9o h6d5y/c/ xgi3nhk ible for the fact that certain sunglasses can reduce glare from reflected surfaceshnk/y3i x 9h6coq5/dg?

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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 di, p-cu ku-md5orection 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 dichro3(* wccxbwk 3dprntazqzb;// )ajy 74ic material like a Polaroi7wb)r zcx/3 at4(ay3/b z; d*nqjcwpkd 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 Pq*r4l zd-bz(holaroid films are perpendicular to each other, what is the percentage of the incidenz -q(zb h4dl*rt 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 the surfa x(mm mqi m5j0fjp3)b(ce 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 sunl glrbzh9eyi c*1/v;wc7tu m)+ight 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 i )elo.6oy44m mvwez 0NOT 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 n 1hj5hb.6;p;uq.lox nkhzp- a bt5l5toward the zenith (overhead) than it does toward the horizon. This occurs because;5ltkh op z1h5 .h pxb.jq5 la;ub6nn-

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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 (9c skv(s xz4ihas an index of ixss9z4ckv( (refraction 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 vaptd (-4ufw:e ( p rvr6hb.tnx0cuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the lig(4(xwptu. dr6r e-0 fht :vbnpht 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, wxb-, rmnk(z6chich has an index of refraction of 1.50. What is thex n(rmb,cz-k6 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 550 nmikwl+ g+,epo7wp0r/ *gca8y p in vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is fouzc7cs/**k w up1q1k qond 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 tr- ahc,tj 9l8e ,j(ne8x v*avodavel 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. Monochromatiouii 5w*4cn7.jimr )(rems lj;wfz9 8c light falls on these slits, and produces a fifth orderenjmrio i5(7ju)w.z9si cm;wf 84l *r 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 ou i0b-we..krg n a double-slit and the third order bright fringe is seen at an angle of gb weriuk.-.0$6.5^{\circ}$. 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 sepacp* b*japdz1h s)ry:/ration between the two slits is 0.050 mm and the distance from the slits to ap1y*)ja pd /c hzr*b:s 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 expeiar(z ;*: myjgriment, the slit separation is 2.0 mm, and 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:rz agy( ;*imj 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 aparfrp3k s5* tde/mak/4ft. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fringekf/tsdmpa4rek* 5 f3 /s?

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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 d:jkkd1uy+9 l*,vean+n3 zm q 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 sl9n:ed ,* an+mk qkz1jd3y+vu eparation 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, cb ;wzb5 y4h9pse2w(a480 nm and 700 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 angle betwebwz( s4ch 5bp9w2; yaeen 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 (waoj ly w0il1m;wn/x5v ya(x.z/velength 670 nm) is incident on a thick piece ofi w0.n(m1x zvj lo;x5 w/layy/ 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 ofqdn22 ypr8n+cm mk 58e width 0.20 mm. What is the angular width of the cerq5nkne md2p c828y+mntral 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 n ifwa54xbf3j mq( ,68uzz)gtwm wavelength. What is the angular separation between the first two minima on eithe,w(j5fwat f)zx4q86 3u imbgzr side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a single slit 0.75 mm +xx+zn uh u9p74r* c +(ougafrp r,du4wide. At what distance from the slit should a screen be placed if the second dur+n7u a,(rpx 4gc+p* o+rhuux z9df4ark 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 a slit 0.20 mm wide and the diffractl s g5-zaj89dfd rv9-8c)vc;cdf;xf lionzvfs c88 )-dldl; jfgd9f;9v c xacr-5 pattern 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 n n7v4;uh lvp)hm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the firsv 4hnuvlp7h ;)t 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 0.300 mm.4m6cud)f 9p (4 yaffxr An observing screen is placed 2.00 m from the slit. Find the width of the central x9f (d fcar44)6upymf 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 ybirqt4 :6a /zper centimeter, its second order maximum ty4iq b :/r6azis 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 betw*.k4u:mz 0u 4(u xnkyibuub2o een the central maximum and the fourth order maximumx4nkbb2: 0u kou y zui.4(m*uu is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a gratfpq / *szkxiy;a*-thi r o)u22ing that is 75 mm wide and ruled with 50, kh/ir*yz*fuqai-sx2 )pt;2o000 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 *3x jqol/fccxs0h3pzeb q y9(h*,oo, nm wavelength produces a first-order maximum 0.350 mm from the cex,oqc*s 9 3q 0fo3yp l cezjb,h(x*oh/ntral maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it : v)zzj cv9fu:/+ogyt. What is the angular separation between the second and the third orders on the same side of the ce yvz9t:gjo/:) vf uzc+ntral 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 inwffu kxgk /m2c ),:0brto spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appea2kgbc fmfxw,/:0 ku) rr 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 calibratescf0eu 8 6i di5g8-lkd*uh o8u:r8lod a grating. If the first-order maximum occurs 6-uo8u8cg5liodei s88u lh: *k 0ddfr 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 i,4wp -9/skt ds2i9qkji0y qa es incident normally on a grating. If the third-order maximum of the diffraction pattern is oeq0i k/9a tp4ikw2, -jsdsyq9 bserved at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. j4(q .;yi r8rpt,9gyyti :oelk-o p:n If the third-yt: pr: p,o8.to(ny-irgql j9; 4ikeyorder 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 cmapip qc9rgib6t)j a)z (5, tkb64pe)w long is separated from another glass plate at one end by a strand of s g tbw9 (iae 6pj)6bpp,iz))k4act5rqomeone'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 refrac ;bq*5r ,vq3xby wml.etion of 1.33. What minimum thickness of this bubble will ensure maximum reflectance om* w3y ;qb5,.vb exqlrf 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 illumsy* r: dhgqf;um)1,mzinates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on ,g :ry)mmhfdz1; u* qsit?

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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 coat:xw7-r )k3;e0 mca-wm,p a vusiv( wthing (n = 1.30) on a glass lens 0xvsaphv(m ;rw :)m73 wcwku,-etai - (n = 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 c+kkr;s, 1ve) 8hotil light and the intensity of the transmi+e rkh,c) t81vs ;oliktted 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 pref71a9 leg2da-p8t r aorerred 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 lir1-+rzcyjoo , ght in air strikes a flat piece of glass at an angle of 1c j y,+ozrro-$57.3^{\circ}$. 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. The trx./flt j igsy 7jgvgaj ft;-;r:8m52 uansmission axes of the polarizer and 7 yglftx8 /t:g2guv .jjmjai5- r;f;s 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 jtcl/ck1)rx312a +8zr blqcvwhen its image reflected in calm water is comclb18k+rcjq a1 3xl c/2 )rzvtpletely 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 analyziiki7f-imxfr- 0l*kv(*8 cf ler. In this process, the intensity of the light transmitted is -lvk i7icf8* mx-f0rf(i ik* lreduced to 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 lo qq:+v/d2 mzndd*j4for light traveling in vacuum and reflecting off a piece of glass of indexjl2d od v*+m:qqnd /z4 of refraction 1.48?

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