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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 tkzw)korh:((2*l9o x 0i6t fkoaya5o 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 falq c:kwx5hd;83 l wd+a*lq:-t -ualn llse 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 light is acoqire+b.yj-y5jk r p4h,2 pbh (l19 me+uqh5ttributed 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 of8oq7qa.ay) ff /f c; 2f(foc)zmkpi5w light 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 into a medium of diffe.3qtf sxr 2k+ va(7ardrent 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), )+ut1y3,ajfeps 6 tk+b z ux*ooriginally traveling in air, enters a piece of glass (index of refraction 1.5zj,3ey6 ak+ s) 1p*+o buttxfu0), 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), origina9b7yk0g jht3s,: emm tlly traveling in air, enters a 7mys ,0kb9tt jhe3:mgpiece 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 it passes through a narrm2zlnq-;lw + otu* rq3w )ei3row s-3l*+n;2qr e lwutrioq zwm3)lit?

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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,s q1rfa: ybcml,+d9+l whereas light is not b+f9lsrdl:+, q y1amc noticeably diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light andup*2rg*zup/ z dark bands when light passesg*zuz/2urpp* 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 be coherent i sl.+n*s7q gu +yb0knn11 7add+btntmnly 4 n0f 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 l66i +h3no ep 8zve-pkstriking a screen are in phase wit6 phzenlo p6k v-38+ieh 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 arriving at point P. zb (hix.i0mc w.tia,(If the maximum constructive interference is to occur at point P, the two beamx wmic tibh0(za(.,. is 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 diff+51 ,s vcu e3 * m3(dyxh4(pzdsi:ifk udv6cucerent paths arriving at point P. If the maximum destructive interference huv3(s,+4f:dvi u ( cu zys 1mkpcd3xdei*c65is 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 bright spot in a doud6a +7ckmae) v giakl85f06m w7 72kkals tf6kble-slit experiment, light from each opening arrivev5c7f6t0ameka+s8m7d6k)k giw kllfk7a a6 2 s

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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 sideb: flht3 wg3-4ac2/(vejibv p of the central bright spot in a double-slit experiment, light from each openingtae3w2vpgc hl 3 bj/vf4b-( :i 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 doublj1o s (j cc8axb:vh1 jz+hx9;re-slit jx h o1 r8(jc9vca1hb;:xs+j zexperiment, 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 q72 clpw/ytmf q,l-ul j6u 1i,slit experiment, if the separation between the slits decreases, what happenl,671y/ jqfiq ptu2c- uw m,lls 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 diky 9pr lc;)rs cflsh ;(a;9vm6stance between adjacent maxira c9c )6sy;v; fm9h slr;lk(pma on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent lighl 9i hi9vvc3uz+)ns a1m)eg4et 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 a2vewpc-d.d o3r+axt*m hk(p 2dcg.2a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave 22.hr awcm(ove *cap2. tgpkd-x+ 3ddfrom 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 impossible to ob7np uh,xx1a 3gn 5j5yy wsaen464vw4ftain interference fringes in a double-slit experiment if the separation of the s 4u56n ahp3,wa yyg4vjse7x41nw x fn5lits 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 interfegdh +cpm1+ c:: .xdqfz6 i4wdep:u1chrence pattern using monochromatic li i: w4fz 6:+ecgcpx:.mp1+q1 cdhdd hught 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 white light into diff:sef ;)zxgj9ferent cojes9fzg) f;:x lors is

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a rainbow to fde(qxb)1no9m;6f6ji mzela0 orm 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 slighn,8 0 6ohtbyzjtly shorter than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nmp(0*n zmw0sc sjau39g 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 passi.y2bm2utql nh.y ;cv: 2 ci fc.ktn./c4bfel) ng from air to gla qtn.c n.fl:l;ye2t.b.4bciv km 2ch)2cf/yu ss?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refraction when passing l-mdb w w8g)v)from air to glass? 8l)gmdw -)bvw

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with parallel sides,h-0.)ftk035mxnkwfyi--tbb w mr:b 3kx.g p w at an angle betweerk 5ftkbwmt n:m03 0b )kfyw-h. b i3pw--.gxxn $0^{\circ}$ 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 s1,zolk5+y) 2g-t m zqotfx o-phe now holds up two fingers, with a very small gap between them, and looks at the light source, she willzotgx5ot,my-o)qz-p k 21l+ f 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 /jyg1(3uw dxrthe slit increases, what happens to thw/rd1juyxg3 ( e 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 gratings; one has 40:au ge1 a:vcu72 k*g(0txxix(hyta 1i 00 lines per cm and the other one has x(0vhkaxta (ug7 1acu*it:g ex i: 2y16000 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, the only difme) -f*(f5yvz* /bv y tcxku4sference 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, make a state*(e-bfykx 54/u v*vs fm tz)cyment 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 oilhagq(n 0epprv:sae:83 - 2dre 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 monochromatic light waves can interfere constructively oramdj- annrbks 3. 5x60 destructively, depending on their phase difference. One consequence of this phenomenon -nxsa dj5.6a bnmr3k0is

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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 vbluk72 dh6:l uu/*m kub26po traveling in glass, strikes an air boundary, theruml6u2u 2b/o*vdh6lu7pb:k k e 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 reflected by a glass surfaceubpv2x ck)0 b7,vbcxp 7bk2 u)0 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 light. As the film becomes very muc/g y wh856 jvcxvd):e,k4pmxr h thinner than,)6/p5 hrvexygd4jm v 8kcxw: 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 m9j9r,qdxb h*0t /uvwg agnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be u9 vwr*jh0t x/bqd ,g9applied to a glass lens to make it 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 platao y74 jb.mna*iu,m9qe and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact m 9i,oy4u7baam *q.nj 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 (hbw-ve-sd1de m/ h:x 57fikfpi,6es for the fact that certain sunglasses can reduce glare from reflected surface -/ibsd(h epxs1vk7ehwm:d6 -,ff 5i es?

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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 9-k: odur2a4eb23s,1oc x ,imeua z kiis 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 m(j :nt 8f . rhe/qvbpnu moxz+zr2(g:6aterial like a Polax6+uqmhg:e orvn r(pnj /z2.b 8:(ftzroid film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are perpen5br51mecc0 bjcm5f 9 odicular to each other, what is the percentage of thejmeb15cf95 cmc5bo 0r incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surfacm j/y 6*q4gdcqe 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 tr3bt b+y8p9fight 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 NOT3 iw 66nh*b(h2oxk4 mnzjisx 9 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 (overhead)d2s3 sse0nm8c than it does toward the3csds e2n 08ms 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 pasz)9)caus1j9-sfn yrx ses into glass, which has an index of refraction snxac-1j )y9s rz9fu )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 nm0 l,*3owk(7 x6lqrskh 3pboli in a vacuum. It passes into glass, which has an index of refraction of 1.50. What7klkpos*bx3,hq 0r li6w3(o l is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It py3n:o afbh6 jh/n +tv0asses into glass, which has an index of refraction of 1.50. 03fahntv6nj :y +/hbo What is the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum ishee5(jdr 2-s s 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 n ,/ci7+c*s- xicqpn uyj .wd(am in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in 1 exns/fr0ca s n/gsl 511zac8air 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 falluul3q) zgh,yvu/:s ;; vm yl4ts on these slits, and produces a3/;4 lg mu :uv,ysuqzht)v;yl fifth order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit thys9-pf z py;. ;gfjr8mw 37gand the third order bright fringe is seen at an ang;r -y;ys8g9 j.p mf t7pgfz3whle 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-i8v/2wawg dy experiment, if the separation between the two slits is 0.050yw gav8i-w/ d2 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mm, and two hndj(dyl. x,/ tbuz); wavelengths, )xtu/d,jzhly.; db(n 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 with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light of wavelenzld5fe;xo8oa c9l8b8yca) 8uku8 m hng(3p4kgth 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent o8c8)x45 nu89gmako8;p 3c8(bflyhkzed lu ainterference 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 iq:kdg4j6arru 6 fadoc p th-o-f4e1/3s incident on a Young's double slit setup that has a slit separatur paj-r/dkf:6f-1go4o4e cdh qta36ion 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 fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm and 700 nm, strikee2xe 7- scypw2s 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 between the twow2p-x27y csee 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 re aa8 bba0 85azwkoi6l(ggw* +ed light (wavelength 670 nm) isga8aae l b8*(0+5wwzi ag6ko b incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slq u0(f r99fr:yu0able)i z ,anit of width 0.20 mm. What is the angular width of the central diffractu a0qbaf,r) 9i:z0nue f9yr (lion 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 mkbb831ejbsr3 t(;cyy 7z3 btbm wide, is illuminated by light of 550 nm wavelength. What is the angular separation betbb e;y3kb71(3tsrjz bbtc 8y3 ween 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 0.75 mm wide;s*x1o*f*o h o y3az)63g8cwyoy ng i nb*ctq.. At what distance froyg3os13 *)cb8a znxw c **oiq ;f.g* y6noyhotm the slit 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 nmx a d79a9/pre1it:3 eukyy9lm is incident on a slit 0.20 mm wide and the diffraction pattern is produced onpx/93 r7ia1e:e tum 9kyy dal9 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 slit of wiphy 0j*y7qri.x;7ya*z6 j svw dth 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first orjs7 h;vq6**piyzyxa j 0w ry.7der 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 sli. f :qy tt1nd(ja;ius+t of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find: f;+td(ij1stua .yq n 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 with 7000 lines per centimeter, itrl. u03q8jx rv jsox2,s second order maximum xqs 8uloj3 x rjr,0v2.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 hgi;:wp /apw+aas 5000 lines per cm. The angle between the central maximum and the fourtp+ gw: a/ia;wph 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 inc y0dn0 p7p(tvvlraf,d.o +r9tident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order mplrt.fp ,9dvan0r7 o t(vy0+daximum 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 waviy-*um04 pm/egaw -ou, c k9gqelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from th4ip* wuo,egqu kya9/- cg-mm0e central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it. What is the u5 / zbipp9xubm0 t*2fangular separation between the second and the third orders on the same side 5*u/ bm2t p0x9izpb ufof 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/e2rip+/ qo lpiq1yg3 into spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (6432/ e1ipil /pq+ gyqor0 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 cal bsbsv2jo;b;8ry8pe *ibrate a grating. If the first-order maximum o28sb *r8eb j ;;bopsvyccurs 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 52w .a 0h rfp)ne.fwwonormally on a grating. If the third-order maximum of the diffraction pattern is observed at5ph wf. e2.)ao0 nrwfw $32.0^{\circ}$, 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 wavelengyi2km zl;ux(+th 500 nm is incident normally on a grating. If the third-order maximum of;+z(yx mkui2 l the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another gyf p ;;v) 7woz3x(,uy lyan;qmlass plate at one end by a 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? yv,yo3;(n;qfx um;y7)zp wla

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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 1.33szhly6) ,l/ yy. What minimum thickness of this bubble will ensure maximum reflectance of normally incihz)yll,y/sy6 dent 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 = (yno/y)6uw a/xwxuu, 1.33). What is the minimum thickness of film that will give an inten wuy, a)oxywx6/(/uurference 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 thickns/ i0gf g zxrn .zqc+u4ui+w,3ess of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 qc f +3wu4giug,0+rzs /ix n.znm?

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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 unpolaxan; ;xq/;1n.lk2fg :jtbobyrized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with nl2;oa tnxx;qy.b1 f/:gbkj; 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 78s0gzp .u a d+eepiw-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 **pgz7i-+cgwwn nnz9 air strikes a flat piece of glass at an angle of p nzi cn+ngzw*g9-7*w$57.3^{\circ}$. 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 x uzssar5ezf -(y:9:opolarizer-analyzer combination. The transmission axes of the polarizer and thes-zz :uf:o eya9 x5rs( 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 reflectekh30faed a fewr3wx.6 s2+v7 bd in calm water is complete23fwxrwd aeb3 ha7ev6+kf0 .sly 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 pqj j :ou5j.w 4-ndb-cdolarizer 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 thb-4wcdo5 - d:jjqjun.e 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 i sz . b+xz(zkb-q3dk)sn vacuum and reflecting off a piece of glass of index zkssk-3q+).bb zxz( d of refraction 1.48?

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