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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 principfkxrh.jq 9k4h86 pgnl(i5,acle.
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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 statemenwkw94 ,sv9b)n 9 :kahb4-s1ihjlot wht?

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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 li(8 w rh-:s oasl53wemlght 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 lig oi;g h/b4sj6*zuq hti2 5jot8ht 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 mediuqh7 vj(rjv7j .dbqyg:t 2 c2c8m 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), originalnc+ ,kv81 kavq, zz6rmct) qo,ly traveling in air, enters a piece of glass (index of refractik+ qatcvoc)kz6zr8 mv, ,n1q,on 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 = 59q+(p g rdo-6xe0 nm), originally traveling in air, enters a +er x6op(-dgq piece 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 itlmong94yvv, 5 u1k eg+ passes through a narrow slit?1ovm uk4,v5 +enyggl9

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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 light5(x97c r3qh:f hv2j13 ukjyp oo)ui sq is no q3sxju2 :(yhfu5o7h9po)i1rjq k cv3t 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 and 0*v m)ld t5habdark bands when light passes through two or moalm*d btv0 5h)re 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 s;rl- gboo vj17aid 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 two light rays striking a screen arz- mhm/1oel*vh 2zrc8e in phase wit1-vhz oerz/ clm*m2h8h 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 pointe pw m,ph1rhcp+;hbp,4a4y i/ P. If the maximum constructive interference is to occur at poiycah;pi ,p/4mpw ,+ hh4er1bpnt 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/c0(dc oko 9 hk2thtv+48sf ;ol -ndcs travel different paths arriving at point P. If the maximum destructive interference is to occur at pono+v- s89cd k(t02hhkftl cdo 4cs/;oint 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 j99p4dhfe24yj1 qfxr in a double-slit experiment, dry 92exp441 hjjf9fqlight 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 bright spot in a double-slit e k otz3x 9+s9ccj(cm8axast3jo9(k cz m9cc8+xperiment, 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 double-slit(bnj: c72m b0qmmpzkua dn8)+ experiment, ligh+u( npmz:q8c b0a bmdm2)kj7nt 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,+m2ty.hu au p1imbr :,m7ovt* if the separation between the slits decreases, what happens to the distance between the interference frin rtmp mvab7.o+:,m*utiyu12hges?

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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 ysp)(3ux 6yya 7 bk.e:osm/twis observed that the distance between adjacent my.p/o:k e6s(7 t)3wy yxam sbuaxima 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 frqrdui6j8y(*ls a3. n x wc ,1r5mm6ne9sg b2light 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 gc-re- l3hctbj2- ds8n (h;*ietd+o- u xrw4ha Young's double slit experiment arrives at a point on the screen on8dr j -tc2 xe3-hwi- t* c+ubdlhe;r(-4ghos ne-half wavelength behind the wave from the other slit, which is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obk: uojw0 p2ap5tain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the pja 2w u0p:ok5light 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-sliti 8oincl9sghe62h/8ebci0s) qw ;n :x interference pattern using monochhcw:nio 8i ssec/h ;egi) l026x8q9nbromatic 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 whyjoqb g;)x-j)y a prism separates white light into different coloobq ;)gjy j)x-rs 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 aaj bi97 wnt zindre4h(5pa;;tg0a /)kld8ri8 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 shorter than 400 nmz/) (lknxc b+u 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 nm is*h n,aw a3v ok0jw):ai 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 5gham oo30 ,vsgreatest refraction when passing from air to glamv s0oog,3h 5ass?

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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 fk cnk /t(zr6x0mq(5 ry6udww/ 6oy pv3rom air to glass?53ynx k 6qdr/zryp/t o6(u(kc m0v6ww

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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 sidesfu: d x49mt4:i9e,h lmyk rwa/, at lku,i a dryew4f9xmt: :m49/han angle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant liwgx 4((vsr*aj5ut0r8rc( gw ight source. If she now holds up two fingers, with a very small gap between them, and looks at the l 4iv8atu5*wrsx(0( r j w(grcgight source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffr 4ivc0a +ap 9j7trouvmtgy 40,action experiment, if the width of the slit increases, what happens to the width of the central maximum on a s0av+tr,piaocujmg4 4 t9v y 70creen?

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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 per cm ,zcgcx4o5zw 1and the other one has 6000 lines per cm. Make a statement compazo5 wc1cg 4z,xring 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 w; d5ottsx(6ioc byi j+;-bm -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, make a statement concerning the setbj x o;o +b-w6is(y;mdi-5tcparation 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 uk e y72(euklui 2 i/ef7 yapj496t*gycaused 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 inta2qfpdzlxz wff;w (;)t*9tt1z jq8,yerfere constructively or destructively, depending on their phase difference. One cons(f tfztd)x; qf*awz;pj,wy t 291z8qlequence 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, st-cyoii6wv: a1 rikes an air boundary, there cy:o v- i1ai6wis

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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 travzxie .*p,q ur9 c)rup,lffm1(eling in air, is reflected by a glass surface, t9if)el *.qcrmzp(x ruu f1, ,phere 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. A- wg0trdzr;:zcg vh +n1 g(ejx /v6cwck/5r/ xs the film becomes very much thinner than the wavelength of bkg txxeh/rjn 5+gc-(0/w;6g 1v/cw v czzrrd:lue 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 minimzf-8k4h6 44gnmg gmfuum thickness of magnesium fluoride coating that must be applied to a g4n-4z mku 4fg8hmgf 6glass 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 plate and illuminated frv 1vz(8o2. 5aa fwygexom above with monochromatic red light. When viewed from above, concentric bands of red agx8o25e va1vyz.w a(f nd 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 thata6d3lhc )m7xsydr 6x) certain sunglasses can reduce glare from reflex6a )dr)s3cyhx 7m6ldcted 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 direction of polarizai 32k v1p1 gks qku4670lezlcvtion 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 i eop6fw+ 9apbh-,sr/.z ukl5like a Polaro.os plir h 9,eb5uakz6wp/+f -id 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 perpo9muft oer1 faa*(j-oby, +4 dendicular to each other, what is the percentage of the incident light which will pass 9*+mf b, djo1(yto o-urfe a4athe 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 t 2q,vz(4vis x)lhe+p 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 av+s7d(gmrm 7tt

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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 NOT exhib41eamvn*fa7as n 9do;ited?

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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 towards4qlvbl4p -rv1( 3hfe the zenith (overhead) than it do- f p4bh4qrvlvs(l31ees toward the 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 passes intop0e mqo1*f m(i ,3nhyo glass, which has an index of refraction of 1.50. What is the wavelength of the (i*q,mon 0m1yfho 3eplight 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 haa8q8l+uxy1 phl2 w (hq -ccx6zs an index of refraction of 1.50. What is the frequency of the light inside t8c6qz hu hl pcx1-+ ayq8(w2xlhe 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 o 9fddy4y n.eh9f 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the light in te.4yy n9fdhd 9he 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 5nz- ikc.hr(i gwu3bb) j/63w h50 nm in vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in ai0g2 xvuf3bxyuqpow1sym 3r2icf 91 : ms:-w7lr 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 is found to trave.6mdrl6i8g cn l 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 apaj2**r0)gctcb clyppxb h 9.)vrt. Monochromatic light falls on these slits, and produces a fifth order interference fringe 2cc lyj.0p x9)rhp*vt bcbg*) 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 th7mkj 8yu+;cd ke third order bright fringe is seen a;+cm j d7k8yukt 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 between thht2 x /6. e.sr0 7aalobne6oyze two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the sp . z 6no o67ye.abre0thl/xs2aacing 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 2.0y t fn7o nqya/u,ox*;) 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 tnq fo;*tx7yu)n oa/,yhe 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/ 5:ar/h wh;1y5abvjwe(f brw mm apart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how farw(eb r/ahhjryw fa ;w/1b v:55 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 incident on a Young's double slit setup(l0q1ylv bg /9fkv(j(vsik7 v 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 7 ((l/gjkkf1vi0 9y (vsblvvq 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 7+wj2 5gf2b ic.ve sv/z36kdvc00 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. Detere 2z6 ci3fbvv5j+/kg v s.c2dwmine 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 (wavelengthd-kgovilan9bd i s:o i z.xm;h504h06 480 nm) and red light (wavelength 670 nm) is incident on a thick -hn.vxh sl; om db9igoii065ak4dz: 0piece 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 ofjo,. mmuo vx8/ width 0.20 mm. What is the angular width of the central diffraction peak? juo./ mvom8,x

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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 illuminate.j vx9-ar*gpsn4swrv- 0 ot*jd by light of 550 nm wavelength. What is therx-aj. *90* t - ssg4vvpwrjon 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 i6ggz42nc 8zgy ,-shhzncident 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 the diffraction pattern is to be4 z8zcy,hnghs 6z-2gg 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 l5*clqc j1f7)2ez-,6 k qree*oxuq0twm5 efnis incident on a slit 0.20 mm wide and the diffraction pattern is produced on a scre1meef7 qule )*506 z2 enrt5ow c-klxq,j*fqcen 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 widy rbp jt6/*yyn0v.9uath 0.300 mm. An observing screen is placed 2.00 m from the sly nvab*r60j9 /up. tyyit. Find 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 y0a r6 l ersno9s(0p. zb1/pkeincident on a slit of width 0.300 mm. An observing screen is placed 2.b 0zpnre /90(a1kl epryos6s .00 m from the slit. Find 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 perlosjl;hn8uc0wj f8 9: centimeter, its second order0 8n;jh wjso:8lu9fcl maximum 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 co.yu)izom5)b b 8/zjmm. The angle between the central maximum and the fourth order maximum is mju z 8 ob5)o)bmy/z.i$47.2^{\circ}$. 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 an8o g5on83 m(taudii2nd ruled with 50,000 lines. The second-orde8i 8i5nmu 3adt 2(noogr maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a firstvz q5wder00:p a/i9k2-qke dm-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 passesiqdk zq0wer2 pm5-va9k e0:/d 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 om3k5uvwnxub3j;-a: oj. t v ,yn it. What is the angular separation between the second and the third orders on the same side of tvn5w.;a:3 bovju, x-y3tkj m uhe 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 grating. If the bmo+rdp8sl /sh:h4 a/grating has 2000 lines per centimetr hs/lmb4/p8so+ d:haer, at what angle will red light (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 calibrate a grating. If theut4bnq 37*o +p;krgz kkjm0v2:3no vn first-order maximum occmngk +*0r:2k343qvbjpn zv ;u tkoo7nurs 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 grating a(6 xnsd 3gn,u5 wgq7;txwn*khxs 0:s. If the third-order maximum of the diffraction pattern is obsnw kg76 0txn:h ,g5sq s3x(w;aunsd*xerved 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 ofmgkye1m93 (btl03 wbj wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern93jy(3bg m0t lkbwm1e 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 anothem//01ba a tzdpw; u 2e3zinu-pr glass plate at one end by a strand of someone' abni;1p-d0 z/t wa3 uezm/p2us 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. Whatg2qy;vql3v4t 7oc.utk lstv0w 530mr minimum thickness of this bubble will eqtv gt 4lukt l23 7s.m0y r3q0wv5oc;vnsure 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 illuminates a soa sk7+rsr:m)of fs9 v+sp film ( n = 1.33). What is the minimum thic9)fr7 s+ svr+o fmsks:kness 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 thickness of a nonreflecting film coating (n =tlo4r7j, w zd, 4ysh(w 1.30) on a glass lens (n = 1.50r47 ljtw,y swzo,4h (d) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in 61p, gyejii: -. y c7jsmfnub9a beam of unpolarized light and the intensity of the transmitted light is 1yf-u,yjb 6e9pijg mi :. 71nsc. A second ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferrvo9 f1/u)ywcuih:h i4 ed 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 ang/ a8dc ,68:hflkw* fajst1(lm,okyu zle of h,lky w6c,lsmu *k:z j 8ff(t/ad8oa1 $57.3^{\circ}$. 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- m //w:h j 0g-y;qm8dtw ws:qle+af*nianalyzer combination. The transmission axes of the polarizer and the analyzer are at *wwdm8qjs q ;/:g0 ew+ym/th:-a ln fi$30.0^{\circ}$ 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 calm we+ge/ n ag4cr kzg6kl*h+j 5a/ater is completely pg46haagece g k //*jl+k+5zrn olarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a polarizer and then an f*pu,l49 96nk vlldax analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incidentf4 x9alnk9ul,p6 v *ld 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 traveling i-7vz1 +6;phhfhs8e qjw;v vgzn vacuum and reflecting off a piece of glass of index of refraction 1.461h +zgv;sehq pj-;fz 8hvwv78?

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