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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: 游客未登录  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 princivt6fa7 :vf5fs ple.
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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 statementt-vwnhh:kbdqy 0wh z/ 18kpp/v.2en5?

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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 attribvkfu5eo :bnxn0:.)r v*u x0p futed 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 lig6+j 9ypnhi6rf2vsyagu, 3b f lg70w+rht 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 mediuz-twmy09(t7 uyln3zz tc(g p;m 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 (wavelengtf jd /qr7gc9byy5yn+4h = 590 nm), originally traveling in air, enters a piece of glass5gqbrfyn+jdcy4 7y 9/ (index 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 xva8h 18xl laa)-4p/r np1z cu= 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), au)x lacp l 4- v8ph8x/z1ran1its 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 a8prqpcwerm 244gcjh ba5*tg0d )v 18fs it passes through a narrow slcwrp854cb8 j geh)ga t0q42rd pv1*m fit?

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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 )lc3oo4t,d6fpol mq,x:p(-dpq l7o d as buildings, whereas light is not noticeably diff om),xd:6p ll q-o p73tdf(qd,lo poc4racted. 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 alter 5uqm9,-hcz f4serkd-gqv3 .l +. dq9kjrxy )qnating light and dark bands when light passes through two or more narro qg93 f 4 ydql.+mvu)9q.r rje-xdkch5,s-qzkw 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 a :, vctalre:1bsce*- 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 two light rayej 3f oq4n+cx-s striking a screen are in phase with jc- 34eofq+nxeach 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 arrivik(ijbz * 2+ hsmd6dirsucy 9);ng at point P. If the maximum constructive interference is to oci;z+bks)y 2*ddcuj6(s m9 hircur 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 uqh;.uh9 x)1;* qxydgr.j hugpaths arriving at point P. If the maximum destructive interference is to occur a9.hh *x;g;) qj1.urxgh uqy dut 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 ei6eap .t;tx- afther side of the central bright spot in a double-slit experiment, light from efpexaa6t.-; t ach opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spck tnd6j zt fbe:o9 s6v9a-,9ir+pu g*ot in a double-slit experimeu-:99ft+t kz b6p,ir 9jes6ng ocvad *nt, 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 a doipa ;k5/ger 35nv c-phuble-slit experiment, lig/epg5 c np3r-ikav5 h;ht from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation befxs +k(jehd.8tween the slits decreases, what happens to the distance between the interjehf (+sx 8k.dference 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 adjol,rvimr)hb/1+vrusz98c31v o6w qr acent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maximaq,31o)wr/ s r 6lvr vzuh +mc8ov9bir1 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 tkkpsd3 j )(7ulrvzn56 ravels 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 experimentw8kc3-yxj 7tw/9r smrx j:;jt arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is obse:/tyjj7;jt-3 w9xx 8rcm wsrkrved at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain interference fringes in a double-slit doyqj9r,;oq63(pyek experiment if the separation of the slits is lesd3qr,j9 qo yy6o;ep(ks 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 ic;ed- za:-k*rsj6 jxen a double-slit interference pattern using monochromatic e6-:jeasxz*-d r;c jklight 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 int)ul3a+z155y oklzuv 5dsk 3tto different colorsa3tko 5kzl zlt13syu+5v)du5 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 for4truwb rk(i6( 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 than 400 nm is r62tl4j i uvbgpxxo.5 1u40pk 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 thanrx7d(ov( -yjn 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 w:*rd 9k tuk ,.klv-bodhen passing from air to glakkl k.tdd*,9-buv : ross?

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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 dbfs:b/yu ;22 ) qjqefvxe uk8;b t(-psmallest refraction when passing from air to glase qp;u/;uyb )v(fsbjf2t-d2x: kb q8es?

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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 incidentu5fw3 q(w0sj l on a thick glass plate with parallel sides, at an angle betlq0wwu5 (sj f3ween $0^{\circ}$ 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 sourcew4*kd dcd2tq-3m w4en j6jb0r. If she now holds up two fingers, with a very small gap between them, and looks at the light sour0d 4r-cewj6 4jd*2b kwdtmn q3ce, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if the width of the s7b2krc/ r61uizl+8lt oe 6xg sg6fk:ens9k 1xlit increases, what happens to the width of the central max:bl r+glok1/ s68e7snxk6ert219 k fiug6czximum 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 q c: zrej4ee 6aia0t4(4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of the two a4:qriate0 ( ecz 4j6egratings.

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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 witu 80s3mdl*u igh the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light,i m 8ld0*gsuu3 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 reflection a -jfq4i1e w:yis xpeiwysdsgw i 7::7-;ryv;5nd

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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 conx3bw;2e,j rb w,db+6quf bcs7structively or destructively, depending on theirb6 q7ujb;+swb 3rb,fdwe2 x c, 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, strikes an air: uhz:f,j f9s7ea.3 lk ybq(fb boundary, there l:ay:7f9f fe(q,bhk .3bjs uz 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, wh+v,- d5yhd s szq+tz-uich is traveling in air, is reflected by a glass surface, thez- sqz+hdsy-+, t5u vdre 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 bece :qsqb+) u*i -z -:lym/oi(lrbjm+mu omes very much thinner than the wavelengtjm:-mqbumsy+io:illz- b q(e/ * ru)+ h 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 magnesium fluoride, what is the mcxuulp o-3 t2)inimum 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 mat)ul3op-x2 c ugnesium 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 fli n76fx9e6oz3f a7b fka( qw1tat 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 of the lens where the lens and the glass plate are in direct inxbeaz 3169a6fftwkqf7 (7 o 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)6wd p pt7h0kn sunglasses can reduce glare from reflecttp0pwn d6h 7)ked 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 directiob4sd :8k*- -p cxaogygn 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 dichroic material lik+t v eyh+-r-xre a Polaroid film? rhxy+rvt -e-+

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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 m)x(o0u nj- vdbj( 7anare perpendicular to each other, what is the percentage of the incident light)-andob jmnj(0vxu7 ( 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 theof 0+v.s4t7 ,l lmhjqfm) nc4*j:yxx m 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 greatesbiydk4iiaw6 *6 a,u-lab ;yv; t 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 diffrbuisn+,j 4 +4 qvziqn,eo.xl; e*x7uofycx +,action 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 zenith (overhead) tl3 4hpui9qeztz00np ll+ jopx2)+ nxp 83d3sehan it does toward the horizon. This occun 3+4enxe2 )hlj t qdpp89i3 0lzp x3pu+zl0osrs 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 6j2;jv03utm xir )7grh00 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength of th jhv3;0rigr7j mu)2 xte 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 8 0gl k,6mrkkvinto glass, which has an index of gr6l0kk8 kv,mrefraction 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 vazvni5 d k13ocq86.idhcuum. It passes into glass, which has an index of refraction of 1.50. What is i odc.qi53nzdh 16v8kthe 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 va)7m i2-b pxru+jes ,kacuum 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 atq y(f etrst:6kn :o56x $1.96 \times 10^8 \; m/s$ 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 travelm7y2wfa6c0 sw 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 falls on tha i h.x0k4m8x5rrv g,lese slits, and produces a fifth order interference fri x05lvh4g kr,iam .8rxnge 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 and th3u8 rrb43/ x +3;(aigu (tpxlxelz kwne third order bright fringe is seen at wtrb3 ul4 rngzx8 x/e+l(3 ua(p3ki;xan 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 betw/zp cmw3* xmy:q4x0 tween the two slits is 0.050 mm and the distance from the slits to a sc4zm*/tm wxxq 3pcw:0yreen 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 i c/h;6su9sfu jgl f/+gc(v*wvs 2.0 mm, and two wavelengths, 750 nm and uug/ ssv *c;gh9 fflvc/(j+6 w900 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 i+8ln jhfv1e*u* bh,iq:s c; sapart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent in 8 +sn*;h1:efuihi,b vl*c qjsterference 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 incident on a Young's double slit setup that gb/,dt5 p;mow d7lp2r g4m5gshas a slit separation of 30.0 mm. The resultant br5gpp,o5lgrdsmg4 t7 2mb/wd ;ight 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, strikesr wv7kg7bl fl6/xq:o (31u49tpatix) 7ryyve 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 thee )a/(gx1:xrkt7bwly7 79youiv 3vt lqfr p64 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 -fujhf na6zb5: q-yo) blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident ozj 5 oq-)f-fyun b6:han 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 angb:tk rjqh (z)x1ja0q8ular width of the central diff0)h zqb jrq a1t8j:(kxraction 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 byz.e:8ptev oh2p z/w8i light of 550 nm wavelength. What is thepev8 2.z o:p weti/8zh 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 i9g*/bzo 1y fm 8dwl5pqncident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in tb *dlf g/8m zpo19qy5whe 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 diffratli4y5nrd f49go)v*c m4u y)j ction pattern is produced on a screen that is 1.5 m from 94ot)ni5lfv juy*mg )y4c4drthe 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 width 0.300qy n;83pb 4ov+5bgq7hsp+ ,u uaj n;sz mm. An observing screen is placed 2.00 m from the slit. Find pu7n+yvp +a3;obqgh bsn , z8;s4u5qj the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incid2+idfoz8)as )gj3kg 8 wk. swcent on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central maxij o3 )a dgksw8gcsk8z)i.2wf+mum.

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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, its second(g4c(mizpdq ;y;/ +rxu e/ sk3 mpe+hc order max(mey ( h43rcqdz i ec+/sxp/+um;;pgkimum is at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per -r awl0ivrn,k 9+xroh0wnzj5r6))gr cm. The angle between the central maximum 6)vr i5-z0r,or r9r) +axhknlwgnj w0and the fourth 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 incident on a gratfdlb18 k,shh e,;gk *ving that is 75 mm wide and ruled with 50,000 lines. The second-order maximu1, b;slf,*k gkdv ehh8m 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 f3 t wxr7(yyd)wavelength 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 the central maximum when it passes through the same diffraction grating. What is the wavelength of the light froydf)rw3t7yx ( m 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/ y w8sc:5wcr .3l ob,scej5:evlxxm - the angular separation between the second and the third orders on the same side of the central ordbwc:m5/:x3c-l 8 jcwyeessxl.,v ro5er 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 spew bwt7d(e3r1octral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm)tw ebrw37o1(d 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)*v :xl o;mxg9/ul2iex is used to calibrate a grating. If the first-order maximum occxm9x:gu e/i*lx ol;v2 urs 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 3zxbsek -j*sr vb5)w8of wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed a)vesz b5r8-3*swj xk bt $32.0^{\circ}$, 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 nskxbhw-xw06,yb7 6 w rt r4br8ormally on a grating. If the thirdt6rwb80-h6 wrbr y4x7 wkb,xs-order 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 cm long is separated from anltjeette,i 00f 6w7w/ other glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apartj,i 706twftlte/w0e e 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 minimum thickness of ty 310y f8ugtothis bubble will ensure maximum reflectance of not3 yg0y18 tofurmally 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 illuminates a soacdamxg:1+xp:u+1 z6 0 rwnxrap film ( n = 1.33). What is the minimum thickness pxgc++wrmna :zdrx16u:a10x of film that will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thiclpnase ,l;:/ mk)zotbz(5,c5m 2 ayye kness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wav(m5 tnme ap;oakcsl, z/):y 5b2yze,lelength 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 li+infau 1j 0m4lght and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred1 ju4i0m+nalf 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 directwvt*a-+k g1jhe r )xsm3g5tv*ion 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 angle7w0 zii8p4q,ionj3l6vfov5m )/qo/ b-vda d d of ) aon43ivo0,f/ 5wlq6dqm-d /bojvzv8iipd7$57.3^{\circ}$. 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 com6 1ej48a tgsvije6pj :bination. The transmist6 s61e v8ijgj:e4japsion axes of the polarizer 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 ge:kl.0e,lyc m3 q /y,n9xvncthe Moon when its image reflected in calm water is compl0 ngq:y.mkl,e/ x3ey, cvl9nc etely 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 a1u1tkfcb vw pvp /m461 polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the ibkt/u46pcp11 1vv wmf ntensity 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 lic,7 iqdkb23o+9tc* kgbs 0tpe k7:hm vght traveling in vacuum and reflecting off a p gt 9 p3m,b ckoeihc*v0+ tqdkkbs277:iece of glass of index of refraction 1.48?

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