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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 principlehwdt6grg(0 t.se t49x.
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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 statementek670gw fuc b(5p f0nbs3fa0o ?

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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 li79obuuryg;yoi-8 g-l h1 mis;ght 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 light i yj4yp+0tnfja rt( o9 t+d)2lzs 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 differcejnndpq v0 f(wagu 4 4l.9 7pa+p2ei5ent 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 traveling in air, ec;qt17z ,uhbzqua qpt 7y+ 9-enters a piece of glass (index of refraction 1.50),h; q,t aqb7+ t-zqpzc97eu1 yu 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), origqav0 d+kg k9b6inally traveling in air, enters a piece of glass (index of refraction 1.50), its waveleq0g+6kadkb 9 vngth

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsiblm.*g ;wsus vg1dl/ge 5e for light spreading as it passes through a narrow sl1mgus /*v ;delg.wg5 sit?

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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 lig1dyq.u7sa0 9v bqq5xu4n) p9xyw;nbght is not noticeably unb; v.q1dpxx) a9ygbs5q0 wqu 79n y4diffracted. 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 ba-/ujn ,ipsi2pj ;u g4wnds when light passes through jjug,w4s; p 2- /ipinutwo 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*)d+dq xwgnm. said 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 say that ohh+fix7/ -2e9gm+nfk u(nia two light rays striking a screen are in phase with each otfi +g o9e+nn (hx7hkm u/f-a2iher?

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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 dilal0;hb3p/ w*lhd r1;:tpdj afferent paths arriving at point P. If the maximum constructive interference is to occur at jbahh aw0p tp/l 1 d;d3;*llr: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 lig;ryjj+c 2kao.5wat e jz5ip*8ht travel different paths arriving at point P. If the maximum destructive interference is to occur at point Pj e.j8yik2*+p atoa w cjrz5;5, 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 double-slit9nb3;m5k mqh w experiment,nq; bw3mkh5m9 light 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 br,nul(u8oj9x right spot in a double-slit experiment, light frj, xl9r8 uon(uom each opening 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 sztc470d.mb xu vc kc+p/;du*hb,(pr5 d m0vimide of the central bright spot in a double-slit experiment, light from0d.uz,vmd0ccdm hr /c +uvbmx45(t bk; 7i*p p

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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, y. t0g.c05pk j .7w qff1-n7apprxgaqif the separation between the slits decreases, what happens to the distanctg qppy7xf-pc 1wqf jr ..57g0 .0anake 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 experimen - 36kbn8x ziyof-/xmrt, 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 /-ybf zo r6m xnxk8-i3slit 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 travels k(v4znoh4bhc6gt p -4path $P_1$ 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 double slit experiment arrives at)gsax* -6kg uk a point on the screen one-half wavelength behind the wave from the other slit, g ku)kgx s6-*awhich 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 interferen qlbw/(:q4ss n;sw1 tvce fringes in a double-slit experimenqsq;:vs 4t /ns1blw(wt if the separation 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 maximq s83s 9r4p66e mpuovp+tz,;e6ewe(o+zuxff a in a double-slit interference pattern using monochrz z6 +(etp w6 u uf,pfo 6qsx93eeevpo+48;smromatic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates whiten2*pa 3pdinzrtf*rtu ;(vp*5 light into different col aupvpz2( np**r3d ti 5;r*ftnors 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 for2 x4oudh:fp*rs ax*a, m 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 th/o6( 7/l gfzivfsz,1odu dk 9pan 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 -0wd wf:l3k)p-y,vpg horm v 0y4gp5rslightly 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 refraction ok o3;kppjvsu / su5.j*hel90 when passing from air to gk .eo/us v j5oj3sulkhp; *90plass?

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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 fr, (3scvwxm81w4e7o alf) p okpom air to gla wl7f 8a wo e3,ps)kcv(opm14xss?

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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 idc;w a*/vnxzu( um*b (ncident on a thick glass plate with parallel sides, at an angle between cxv ;m(*n/za( *wudbu $0^{\circ}$ 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 oa*ba,ty ; j0c1h:sabe sw08znow holds up two fingers, with a very small gap between them, and looks at the light source, she will 0*a,he 8bc:j1w s;tzy absa0o 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 expy4o3tj(l d,dogoh5 c q-n;mu9eriment, if the width of the slit increases, what happens to the width of the central maximum on cj,4-ld5o9mq yh udo;ton3g(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 per0md5 3fa (aax qmljheo7 r*-6v cm and the other one has 6xhar*j ml76 5d-aevam0(3q fo000 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 7 *mih 9acvz, j amxq b;fh*m6n(0d18px wsun+gratings with the same slit separation, the only differz* n m +x(ds7jhxma, 1 vmi908cab;u 6ph*fwqnence 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 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 arm**h m/fo9e5wt sa-1jq neac68zlmj(e 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 constructlnqt z s+h+34lhpva, 1j5dpc;ively or destructively, depending on their phase difference. One consequence o4;aph c3dq5lv1jsn, +z+l tphf 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 boundary, th4z;ge,ntunm: z5)xt(dd d:ka 0n 2xtderedt;m 2d zdu4zn ) nx(e5a,:xtd0:tngk 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 r0wt69v rw, eu c,6x*yiu qhb0reflected by a glass surface, there is,9u 6 huc00rwxy6v*bq twr,ei

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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 view 4enqjv/*)b bcj2i+mred in white light. As the film becomes very much thinner than the wavelength of blue light*+mvi /2j e4jb)cbqr n, 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 wavel :i c ;zj74z e rnlfahq1kdtf(5)evr5,ength of light in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting fo:cr(ezreq5 h,5jt ff47d iv zn ak)l;1r 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 flamzs*v/upf ,17vghz ,st glass plate 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 center ,z, g7vzsp*m/f1hs uvof 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 0c:itcn0nlp0 , df9worr* / jbfact that certain sunglasses can reduce glare from reflected surface0fnco:rd,/ p0*9i 0ntj rb lcws?

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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, theg 5l fpo6rbc6ta)p6( v2rdie,hp 1 h(r direction 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 dichrnu:zvc eq(vs8t u54.:gmk5 v joic material like a Polaroid 5kv.v4cqum e5jn:: tg(us8vz 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 perpendicular tox/wv3ye. *;f4w/*blht xqap r each other, what is the percentage of the in/*rxp; eafw y3w b*tvql/.x 4hcident 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 ftfo5mb et 9/g(yv q*az*gtm ,)rom the 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 sunlight is greatest at 2yt62 /k phsi5wi,whu

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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 is2wkg41(nj 5 fpj 98j*muhbw 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 more blue txmd/konho an f*4;l0dm/ j 7b9oward the zenith (overhead) than it does toward the hor7bjnoa dm*4dknlfxoh / m/90 ;izon. 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 nmj n-(jrjyvvh ke,8, 4q in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelenvy,jjrq k4ve,n(-8h jgth 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 glass, which has an i v7hn0ob ya8f/mv: 2hrqt6 o.wndex of refraction of 1.50. What is the frequency of the light inside the glass?2m.v0ta8/ vqr hobhof7nwy :6

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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. oy8yi7.c b/go It passes into glass, which has an index of refraction of 1.50. What io7bo./gi8y ycs 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 is found vo ie3i17ixwi8pc,l (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 550pk)xok0c 1y;5eesv x 0 nm 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 air 9;5ejzi.55qe n g5w .pem:r kp-dbsp wis 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 ligypz:gdrx z;+3l6 prd 3+ssbq7 3jaf1e ht falls on these slits, and 3s y:3zf 3d1bx q+z7+6dspljr ra; gepproduces a 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 doub*l 66y( y-g.pwd;snzvkye k8 jle-slit and the third order bright fringe is seen at a y8yegl6ykzv-;(jnkd6 .pws *n 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 experiment, if the separation between the two sliqqgp/l, l.d) vz sm9bodjn6(5ts is 0.050 mm and the distance from the slits,()l5qvnd6bz od jmgs9/l. qp 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, tho52;xq:q0 awhi(s 6nm2zj tdle 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 ce :z50l 2oq6tn2wsai xmh( dq;jntral 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 apa--axxs+qw wd8o c-vh4rt. Monochromatic light of wavelength 634 nm falls on the slits. If there v-4-xx awoc h8sdw-+qis a screen 6.0 m away, how 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 incident6l5pkuxtl lp- 02( wel 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 between the third-order bright fringe and the zeroth-orde2 (6 lupll-txlkp0ew5r 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, strikes a p0fpc2/7bl/itw noko( lain piece of glass at an angle of incidence of 60e. The index of refrac/t /ilnok p wfo72(0bction 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) anij,)+w 2qoa0ykbms 5fd red light (wavelength 670 nm) is i02obfqm,i s+w5kyj a)ncident 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 thtz:na z gcn;;,e angular width of the central diffraction peakznz , tgn;ca:;?

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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 illumin03haybwa yz/( ated by light of 550 nm wavelength. What by3w0a/( ya hzis the angular 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 sli3;w qk-mhfl o) hdx;r*t 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe -r3)fhq;dm xh lo kw*;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 dif cfj2/ho2f5 *o4)p rrrh /userfraction pattern is produced on a p4fhr/*)oor5f2jurrh /s ce2screen 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 oqc) (i4qep6rk s:s :mwn a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of thwqm):cs 4ik 6sr:epq (e 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 nmiw dv x 2lsdb.9*:ob+m is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. m bsdwobd x:. vl9i*+2Find 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 c;wqz 8q28n yucj2jf 6uxr+9hsentimeter, its second order maximum us8rcyh jw n29+u2j8q ;xq6fzis at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per cm. The angle between the ptl*bb0a 8rw/wgp(o3 central maximum and the fourth orderwp (g*b3 porlb 0/ta8w 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 incv9 dn(s k/wgg)yckv zlx7:5 f4ident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximufdxkgs/)wv zgc7 9 5 (nk4:vlym 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 jsxx1:d*hs u7 nm wavelength produces a first-order maximum 0.350 mm f*sxsdu: 1hxj7 rom the central 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 zt(*;(sn w qmhu rn.3z1iyly9on it. What is the angulu3 m9tz ( ylw;y(hns1*.rqn ziar separation between 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 grkc7 ce z)ay3wk)s2 c6 x dx.0sywyv0j+ating. If the grating has 2000 lines per centimeter, at what angle will red light (643dsck j6ay 7xswxvc w c +y)k)00.e2zy0 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 gratinkrlej8 9-up+6 j d-epdg. If the first-order maximum 8-d+6j edpp9erl ju-koccurs 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,pccmka ft7,a-5 *g,wcg ry .bd6l/mbx ea8 a grating. If thamf -k/dgy* ,t 5l/m ,pccwrcab 7g a8,baex6.e third-order 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 s+xbt9pm4q2fz g j43 cis incident normally on a grating. If the third-order maximum of the diffraction pattern is 2cpg +4zfq m4txs3j9b 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 glass plate hdo bf/2z a4zd0xc u :de;h9szv+2 t3hat one end by a strand of co/2tbzvdh: ax; fuzd4 he3hz2d0 9s+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 refraction of 1.33. What mw uy**1;h;i ajfdp0a tinimum thickness of this bubble will ensur hwuiy**;;d0pftjaa1e 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 500 nm illuminaek7 . h-zra;zklf9)p vtes a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incirz.97vp; zkal )f-ekhdent 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 nonvn kxjmox6sv*37aw2 4qc3/7 ( ovjo ikreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 nm? xxk7 mvv2o7 njc6i 3qs/4aokv3j (w*o

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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 lqfkg- 5ztu 0,m4p8ock ight and the intensity of the transmitted light is 1. A second ideal polarizer is placed 0 cp8to5m4k- fqzg, ukin the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction ru6:e c1(fyodg 0 e(umtotated $30^{\circ}$ 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 a 8nrmmn.n/r p(ari(f1ngle of (par/ 8 ( mfinmrr.1nn$57.3^{\circ}$. 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-anal+yos075sus8p/pkrec* a (qksj4et n3 yzer combination. The transmission axes of the polarizer and the analy0*/uessskc3 op skpy(qer+a j7t85n4 zer 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 cdn2k ar:e- 3u af15ykfalm water is completely a rfuakye1:f5n 32 kd-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 thromik69 -9r xb sb:j*nulugh a polarizer 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 thes*un b-li m6 9:xrjb9k 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 ll+ujb8 kg4t+ lhj k/1uight traveling in vacuum and reflecting off a piece of glassk4tuj1 b 8ll+hu+gj /k of index of refraction 1.48?

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