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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(v2yhqn/azjr yw(5f3 .
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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 ancv.bqabj9 +, zk)t6 m false 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 attributg1 li1qw c)(ised 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 attributedyp ()jr8oaof oqw )c))snn1;p 5 fffb, 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 medi0.y3x yzmt iqh2q.l1;r by3faum of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air,gcc;n wv ke90o45:*q w/yaxw,g5 ahn1bm q+m d enters a piece of glass (inc,:nm54w1*9ykeq;/h mw0vbawag+xd q 5ng c odex of refraction 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 = 590x : i-bqgp:k.v8hff ;c nm), originally traveling in air, enters a piece of glass (index of r v:g;8 f-:if.bhxqp kcefraction 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 f6t p;kfj4e/uo.ejzr:1uy,.z /tyer3 pae x*zor light spreading as it passes through a narrow s e31../zyeuojrzpy/e ;r*p ,tjtfu:aze4xk6 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, whereas /gife /-hmcgc 0p39y jlight is not noticeably diffr c/ -jm0/icy9gh 3pgfeacted. 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 dnn1j) :mp6w0d-a:: lvzd uqr9ui 4wiwhen light passes through twovquujn9:ldd-a:1 0) wm4rdnizw 6ip : 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 coheyznp jos3pa/ong2g v;+, 5 q4edms(d/ dn;e1frent 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 th+:y3 z7fbbtf8v x3mfdat two light rays striking a screen are in phase with each other? 3zv+ fb3bmtf:fxd78y

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherenm5-- :0acm wmq8s / l37owhvvnf hijk(t light travel different paths arriving at point P. If the maximum constructive inj3h n5qvi/ chaksl ommmf(w8 wv-7:-0terference 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 ligh4zlqo :f-bkjcu) * :wtt travel different paths arriving at point P. If the maximum destructive interference is to occur at point P, the two beams mq-:fbwzj ul)t*c:o k4ust

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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 centracdm/f.)g nwk7 g/jw6j l bright spot in a double-slit experiment, light from each opening ark7g)w.dc/ gjjm6 /fwnrives

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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 pv:mzf92. itq of the central bright spot in a double-slit ex.qtzmif:92pv periment, light from 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 side of the central bright spot in aoot )m59hj5:sqnv 2ya double-slit experya )n q5 os29m5tvo:jhiment, 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 experimhzpc(crb6 hf- 6er0w0 ent, if the separation between the slits decreases, what happens to the distance between the interferenb60h f ph-wez(r6c0crce 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 adjacent0v3ja1 vi q3x,k hl.jt maxima on a remote screen is 1.0 cm. What happens to the distance between 1v.jk3j3x i thlv,qa 0adjacent 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 travels 8:nfb mjw(rp( 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 double slit experiment arrives at cvaip, c(c 1ifvu3 1z2v xrx39a point on the screen one-half wavelength behind the wave from the other slit, which is observed atavfivc ur13x1zi,cc2 v 93(px 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 fringertn+0nb8fqmq (i w02b f-wrt8s in a double-slit experiment if the separation of the slits is less than the+ 8-0trrwbqnf80t2qif mw n(b 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-estaie0w u7 74.qtlncp+f8*yb h,yl:j+q ab8 slit interference pattern using monochroma8+fi4l by sunayl7+tt ea.qpq, c8ew70*hb :j tic 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 white light into different4i; xnib9r.efnh xa,; colorai,4 x;xfr b;ninh e.9s 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 agx + vqk3e9+xsg37f 2 9hafneo 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 shorte2 :xzmiy2;ef rr 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 slig:x ; +vhpwgm.wwsr0p:htly 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 wh r- /,jrfwy(7ti zrd:4ofvth(g+ 7t bgen passing from air to glass+h7ftzft,gd ry( v oj(t- r/4:riwb7g ?

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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 u (gbndcy+84lh pr 2s8refraction when passing from air to g8gc ld(pnh u rbs42y+8lass?

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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 plqnsd+ af kq 7kjk*4./aate with parallel sides, at an angle between+jakkdnq74 aq*f.ks / $0^{\circ}$ 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 hookmq(ko8p7 8 llds up two fingers, with a very small gap between them, and looks at the light source, she wi8pl q(o8k mok7ll 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 experzzi)ej97b .fi iment, if the width of the slit increases, what happens to the width of the central maximum on a screen?7efzz).ii 9jb

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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; o1q ywza+86u7v g ng83sqdpmi) ne has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of the tdyaq nziq1 368p mgv8sg+w )u7wo gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffractionpa m++mvse; c2 (mido2ix c9h( gratings with the same slit separation, the only difference being that one grating has 3 slits and the others(d 9vc(+e2ii+ a2x omh;mpcm 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 are caused by reflectu/2zyax p6c-2p1xnhu qr.fv 2ion 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 l0we6ujnp z) xtta, )u8e,qa0can interfere constructively or destructively, depenz,jt8uqe xunl))aw p06 0,ea tding 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, whics(h. i zql9iaqs664 pwh is traveling in glass, strikes an air boundary, there isqwhlsq.6z sia4 6i9p (

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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 rz48)le eb0z8rqq 0e rneflected by a glass surface, there 08ee 8r0 qlz4)ezrb nqis

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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 zdzss4ti k7 /hjtd),6 viewed in white light. As the film becomes very much thinner than the wavelength of blut i tdzk jh/dszs4)76,e 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 flup1s2l kv 97vqpkh./wuvvrm (9oride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass a7p v(vswk v/.99q1klm rpuvh2nd 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 my3 snv0)2wlc a flat glass plate and illuminated from above with monochromatic red lmy)2 ws3c0 nvlight. 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 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 sunglasses can red6l2arf 16s fpwg;hdp2uce glare from reflect2r6fd hp2glpw a s61;fed surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the directsam.+dwnbx2 ozg w :z.5y; f7f7m :yprion 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 ligh6 .mzm yd*pr*/b 8kgdat in a dichroic material like a Polaroi8m bkdmz*g 6d/rp*a.y d 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 pij/.p1l8 n3 ha xt(ltmka t42werpendicular to each other, what is the percentag .21xamatinkwlh( l p34j8/tt e of the 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 f5f+yd2tiimip7f0i 7 crom 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 g2drcpdm7c:c 5reatest 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 j3 fitf:rjcnjok6b * w7,ru1m 1h3+ mkz6p,onis diffraction 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 toward the ze0 1mjng ;oawmj3etz+:nith (overhead) than it does toward the horizon. This ocjw1+mzjnt;o0m :3 gae curs 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 .v w-t k4:29 m )vibkdhg6( b,rdgutkzan index of g kt:hr -9uvkzdm.2v,g6k dwi(b b)t4refraction 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 glass, which r r oomx8f*v5ltg2(o2 m0) cqq d(moy6has an index of refracti o()2octxq*df rmq2rm 6ov8 omg5(0y lon of 1.50. What 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 vacud;(la0;tqo r* ;ohtsi um. It passes into glass, which has an index of ref*tar; l;q0iosoh;(d traction of 1.50. 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 y1n:+l fqc2o9 gbs/y; iwn 1zyin 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 found to travel at uy1i vn(1q4 vz$1.96 \times 10^8 \; m/s$ 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 psr+7 ge 0y+aknm in air 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 fallsnx/:59 qgb . kgegkpv.4lv 4zjqb nt/g 0h*v*w on these slits, and produces a fifth order interference f.gj txg4qnqp b.l 5vkhgb /wv4/:*0k9e v*zgnringe 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 anqq qd2 4)mm 3-u1zjjbpd the third order bright fringe is sj -z mbmq q1p3qdju24)een 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 experiment, if the separation b(sen)ya6+ qdq/a)( 5qs ljuuu etween the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first/ j( uas)ea dq ynu(+)ul5sqq6-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 experimb+w 1tt7ov+la (, qwe zz fkx0:7g9fakent, 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 brighatze+7kqfa f7zx91w k:,tg +0wb vo (lt 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 wavelength h;o( 6kvv/s 2mjra cdbsv5daccc0:5; 634 nm falls on the slits. If there is a screen 6.0 m a5scvd: k ;cmav6h(jaro0c /5d2s c;vbway, 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 inc7fi x73)g+de l7f h :sn*csx:7mjguooident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant mfh nfg3 ::+xs7j7 *)c77 oixsd eouglbright 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 nai yrsz6jhsb5) 4 sd40m 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. D d rj6szay)054 h4bsisetermine 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 48es/82wjc* a* l4 wggvd0 nm) and red light (wavelength 670 nm) is ivww4 *8 ca j2delg/g*sncident 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 the angular *pvth.e 2bzw4 widbzh4ptvw*e 2. th of the central 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, which2t23. tlyw5zflwe 5nz is 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima53fzll5.2zw2w e ny tt 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. At wnw**nc,v 4vtg axli30hat distance from the slit should a screen be placed if the second dark fringe in the diffraction patt0il* c3w 4 ,vgax*tnvnern 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 0.20ib1)ibfrud4 2 mm wide and the diffraction pattern is produced on a sc 4r)ifb1b2uidreen 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 ok ja70pja8wo 0jhh1o9f width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first orderow ojh 7a0a0 jkj8p91h 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 9c a,ku*vbf-g mm. An observing screen is placed 2.00 m from the slit. Find the width of theuvb,fa-gc 9 k* 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 wivr.fzc l f01,up1bsf u i0p5w.th 7000 lines per centimeter, its second order maximum ffbspuwl1.z1i.v 5,f0rc0 puis 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 betwe09l nzs4pm*v/ *jbmkmen the central maximum and the fourth order maximum ism/*nj*v0 m9 mlksp zb4 $47.2^{\circ}$. 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 grating that is 75 mm wide and rulcx7ii,g*ls+ f(+hd w1; bsdljed with 50,000 lines. +dbh, (+* w7 sds1ci;fjlgilxThe 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, liyes jyv8hv+4o;8jb1 g 0wv ca;ght of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant scre8vvs vhj; jwo0yy+8b 41; aecgen. 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. W4x/ady1bku3fu/ (xqp4 z-dlektc k27hat is the angular separation between the second and the third orders on the same side of the central qd7 b 2 f/kpkal4x(tyzu4u d/31 ckx-eorder when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a grating. If th :pd,-1 igl/ct: vvpaq2(xwhpe grating has 2000 lines per centimeter, at what angle will red light hg/tc:lpd px:(aw, qvpv-12i(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 calibfy zi7 fhv *gzgs37i ;,k)i3lmrate a grating. If the first-order maximum og; ,7zyfkiimgl) sh 3v*7z if3ccurs 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 grati oe2 *2*p:-2yt;wmw o ncfj 8lzafbhn6qgj7.nng. If the third-order maximum of the diffraction p h gp7etw.y zaof2co2n-n wj nb*jlf:8m2q;6 *attern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is in. wrwj x69dq2lfdmfo. )m/j ,ncident normally on a grating. If the third-order maximum of the diffraction pattern is obs,ow 6f.2jm)9m wqjd.fndl/r xerved 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 cmuitiqk,rr+/4nqc 2 x/n so+*b long is separated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the+ xsq4o bk,//i2uinntc+*q rr 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 minimum thickness of srwqt7 z 2cw-7 9h7vi+ s,moyzthis bubble will ensure maximum reflectance of normally incident 530 nzc792sih -7wom zwt7 s, +qrvym 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 ill a+sjhw g+4oubg4q22l+ci sd)uminates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident no h2s+gq+agdj )cl2u4s b+4 iowrmally 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 filmi3/.h 2q d4wvraw lkt1 coating (n = 1.30) on a glass lens (n = 1.50) for wtlrkq .1d 3i2wwh /a4vavelength 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 inte g8pgvv x5qy/7gv7wm+ nsity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direct8xgygg7mvp qv+wv/7 5ion 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*3 gr nk:3gdgn preferred direction rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat piece of glass at an anixxx2 dc.od4pn.rf /63f8*mzvs d6jh gle of 6dsv.xx* cfd8 fopz26rix nj 3hm ./d4$57.3^{\circ}$. 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-a dy,vwjpbc1r -euq30/nalyzer combination. The transmission axes of the polarizer13jb ew0cq p/,yru-dv and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its id.czqwpr2 1j 9y3l x4jmage reflected in calm water is completel 4ly2x w9jz. crdj3pq1y 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 throu0bu la n*vazu /r*b-f-rsta.,gh a polarizer and then an analyzer. In this process, the intensity of the ligh-ar*t0vubz nsu r .*a l-b/,aft transmitted is reduced 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 for light trn;o hb:ty9m j,8 x*uokjdo70naveling in vacuum and reflecting off a piece of glass of indek hjd xon;9ojtum,* n:bo7y0 8x of refraction 1.48?

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