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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 princiikk ta)p,,5syw 7- kqsple.
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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 s5t-9kaejh+ij;wql g+ed sq/ /tatement?

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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 attri)mr:xb +rl f3 im9j vm+)jx5nhbuted 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 attrliw c ;lyj/h z3pma*k/p4.n (cibuted 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 different optical gmm:no,pb 5u:*:e y: oce .ywudensity,

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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 (wavb :pqwp8/ 4:s0)lwfmw-ckc ju elength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its fk4su08:wm -ppc/ ):cqwfb wj lrequency

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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), oqf,;;zt ff jupvyf0 /p--u m.yriginally traveling in air, enters a piece of glass (index of zju-.p t;/ pf0 ;qvufyym-ff, refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it pgjo6hu 12inv.wr 5i 8lasses through a narrow slit?l5wo8iurv 61nghji 2 .

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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 x (jt3*(jqhde objects such as buildings, whereas light is not noticeably diffxe3(jt *hjd(qracted. 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 le8bpyh/ d1pomreq y3/0 u-3 zjight and dark bands when light passes through two or more narrow sl3rmqdpe1 u/ pjy8o ehz3-y0b/its?

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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 sa 2gpka:s0+ xknid 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 sakvh ly, y:c-2ay that two light rays striking a screen are in phase with each-ha:yk2vl yc , 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 arrivji0ifdl j/w/9df -*mting at point P. If the maximum constructive interference is to occur at point P, the ti lf/ *jm9dtj0i/w-fd wo 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 differeneb i pzn4jrl/evl( qqc;+f*.,t paths arriving at point P. If the maximum destructiv*peenbqf.;cr z/iv4l + j(q ,le interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright spot in a double-16w b1csl;a vc wn2y-xslit experiycws 2n ab1xlc; -wv61ment, 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 bright spot in a double-slitw jlf/ 5r)-iju experiment, light from each ulij5/j)fw r- 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 cenz 4bhu fr*2w m;uh z)5am0vx9ltral bright spot in a double-slit experiment, lr m ;vm h)f w5uz9a*bz04l2uxhight 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 separati n dn5h8 1:ic0vt7: v1otrrxrzon between the slits decreases, what happens to the distance betwr nn tvdx:1:iv501hzcor r8t7een the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed3: kopuhioab-245e z qu1wc;o that the distance between adjacent maxima on aaeubp :qwhzok4 -5oc1i3o;2u 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 light sea5v7c hd,*ztravels 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 peb7 6e,:act fslit experiment arrives at a point on the screen one-half wavelength behind the wave 6fcee, 7p:tbafrom 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 obtain interference fringes in a doubll2b.:xsgzd ; me-slit experiment if the separation of the slits is less than the wavelength of the l: ml.dz ;2gsxbight 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 maxim4upqs1qb; 6km( h tea;a in a double-slit interference pattern using hpq ts;(;bkeu6 m4qa1monochromatic 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 r+jxho l.v8 ,qm- 5wagwhy a prism separates white light into different colmh+.xl , aro-jv gqw85ors 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 rainbowx vmb,h6h+yu4c5hfp4 )it;l b 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 nm is cakt*,xje jc-pmy6u u, +lled

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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 t 5xz2zqvsfehx, *-r:o han 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 refracti9oce0 g7vd(gjunq/x5on when passing from air to ouv(gd j0x 7gc /nq9e5glass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of lightm0( z.+.wmpm ;omflqr undergoes the smallest refraction when passing from air to glass .zpm+rm(f.l m;qow m0?

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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 glaoy.k8k kwl )-ass plate with parallel sides, at an angle be-o.)8awkykk l tween $0^{\circ}$ 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 s(l9ngu99f- rhj fmp*c he now holds up two fingers, with a very small gap between themuc9pl9mf-(h f rj 9gn*, and looks at the light 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 diffo ; avho2xqf2g/nwpm 67cdo.+ raction experiment, if the width of the slit increases, what happens to the width of the central maximum on a screen?o6p ;7qw 2gfm chodv2+a/ .xno

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffract90m+ *)fzdsmb vjs ;lk pj2j2dion gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the disperdpb* sv+sd0 jm2;fj 9lz)km2jsion 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(j * ;m6zp(qpc.o fi24 nhmsxa, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminams4 n maqp;( h(f2.c*zjix6opted 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 reflecq,zpghg o 3+i6tion 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 constructivgjj ce xby2-:8ely or des2bg8x:cj yj -etructively, depending 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, which is traveling in glass, strike y 4vjriip0tan. t5p+7s an air boundary, there i .7+p 4panjti5rtyvi 0s

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in air, is reflected by a gob4u sj 3j1j)qlass surface, u43jbsoq )1jjthere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes verx2p wnc:.z.z1muym w 0y much thinner than the wavelzmp 1m .:0.xy2nczuwwength 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 minimum t4m*d ik4-( 4xhuvce0kjqxl+clr 1 / ephickness of magnesium fluoride coating that must be xvlmed(e xjcr kiupk-ql* 4+c/014h 4 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 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 frnp;z-yp7l3gw c9wd5d4r a0w lmi-z. uom 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 l c5rdppny9z0 -l4wgduiw3z ;a7 w-.ml ens 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 responsibleb .v7d4 zt*:ta+zyu fn for the fact that certain sunglasses can reduce glare f a*fbdz4+ztv.t nyu :7rom reflected 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 pk :orcsn.5 uj 4c5bno)olarization 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 polo( lk8 2wb b/tuqu61vharized light in a dichroic material like a Polaro 81wblu/(6b h2ovkqt uid 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 filmsv*bv63njk x8md f3 (tfb q 6fy+om36ir are perpendicular to each other, fiv f(jm66x8+tbf363nkro d v3*m ybqwhat is the percentage 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 from the surface of a l-(8 eoed j1(btmyao7jake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of su4ibcoi/zxtr g q(x39gzpi18) nlight is greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffractionri-lr9 5(f arw 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 (o2kqt 1telr/41 y9vh3bu 3aacgverhead) than it does toward the horizon. This occurs be/9kt2gyhe1 acv q3 ab41utlr3cause

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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, whn+r fm6.4/td8rt a 7fao, sifw:xiu(hich has an index of refraction of 1.50. What is the w.i6f frhnodtaui84x t,7:(wsa+ rm /f avelength 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 ha0e6 q9xg wfz8as an index of refraction of 1.50. What is the frequency of the light inside the glas6 wqfz09xge a8s?

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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 ofdy gco+yv rflm7 (ww ;2:ivn2+p/ k4xt 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 ict;2+ f n4+k lmorgpvv(7y/wdy: wx2 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 to travel/ .v ,l 6zfmba(vwdkw4 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 im1qw fc+e kk v:zlr;52s 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 airdaxyxbbm2,m* z*/c 1v 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 ap9t7i - fh fmr375v za md e66gu:)yept1msbz;iart. Monochromatic light falls on these slits, and produces a t7)mziti3zbr1ff9d;vm6 emg ae- 6 7:h5 uspyfifth order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and the third order brig;x1fn4 ;b 7,gvx vjrudht fringe is seen at an angle of fxbjd 1rg;7 4u,vv;xn $6.5^{\circ}$. 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 s :ts lm+-f;cujlits is 0.050 mm and the distance from the slits tof +u:j;tclms - a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mmg+gr2h9akoe 91) kmc,1vk pbl, and two wavelengths, 750 nm and 900 nm, illuminate the slits. Ap cegvogk,+2l9r)9k hb1kma 1 screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic ligs,i ;-7kwqe y7 h fpgd:b gi 89hkhuu+0m0sd.rht of wavelength 634 nm falls on the slits. If qk,yr8hw;i0. bg km 9p:ihg+7 d7-u ds0f uhsethere is 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 incident on a Young's double slit setup that has a sq1r kg rw xr1ns9;a3k,lit separation of 30.0 mm. The resultant bright fringe sepak ra;x1nq3 sk1grw r,9ration 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 dkg *rmifa22-,tuyptt5j;c .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. Determine the angle between dfi,2-cuar;t .j5p2tykg* mtthe 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 bluwlf.6f+ 2y)w j:csyzt e light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glass 6zf tyj2wfw.s+cyl) : 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 sild8/ea6h7su ..m u sjengle slit of width 0.20 mm. What is the angular width of the central diuue l.s8d.a7j/ s mhe6ffraction 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, (/cql. dmp, qfrec4va2uw*7 b is illuminated by light of 550 nm wavelength. What is the angular separd2 veqp, mq4a7 crbw.clf*(/uation 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 s3okuo/lt,ag 7b t 7xjod219li lit 0.75 mm wide. At what distance from the slit should a screen be placed if tk o,xl btotl72gdou13a9j7/ihe second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.20 mm widey7oemtp:gjazx n -2yh1 (q/-g and the diffraction pattern is producay-7 gx (op h:nyz2j /-tge1mqed on a screen that is 1.5 m from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of widthh1vhfftbll qfg2v1 m 1(k 7a7rfd(c* - 0.300 mm. An observing screen is placed 2.00 m from the slit. Findd f27cgalk 17lh 1bv(t hfrfqv(m1f*- 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 incident on a slit of width 0.300 mm. Atz99 l sh9+dd(un8/cs0zkj nv n observing screen is placed 2.00 m from the slit. Find the width of the central max/80d(sl sn9zuhkdtv cn9 z+ 9jimum.

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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 wsmdt 1),c6 fkmith 7000 lines per centimeter, its second order m6,)fmcs1dt kmaximum 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 ha7zs:dpa f (tb66dcz;o4s -y tgs 5000 lines per cm. The angle between the central maximum and the fourth order m6z7g:-ps odfd(b at s4ztyc6;aximum 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 j0e0z3fh(e0e s2 k nddon a grating that is 75 mm wide and ruled with 50,000 lines. The ses03dd 0eznjek f 2he0(cond-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, light of 600 mklar(1:rloeund67yx.h (hmy 2r4b/ nm 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 from tbh.(xyme /y r 1mr4ol nd67ru(:ha2klhe 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 rule-lb.c6xn v( ug)z*km9c ekhs/d on it. What is the angular 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 wave 6b*9u-z/sx . gkvkeln)(cchmlength 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 rm2nt)js2m:, . wb(ihqht2tmus -ck 5e grating has 20t 2im)b2 htmwut.sc5:mjhq2s-(n ,k r00 lines per centimeter, 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 ths;db6hvsj44c 4 psk,se first-order maxiss 4bd,64;kc shvpsj 4mum occurs 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 incidentk7 qejxi93/ lt normally on a grating. If the third-order maximum of the diffraction pattern is observedje /93iqx lk7t 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 ns ysbn5 -ph -ugbsq6 u5hq4-h )8nwjxpc87p2 wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed at74qupb y p usbqn 8-whgnscnsh85625- hxpj-) $32.0^{\circ}$, 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 at one end n6r88)hjq fft by a strand of someone's hair (diameter 0.010 mm). H8nhffj r86qt)ow 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 1gb p8e;cuxvpid xgi,ir.(:,) .33. What minimum thickness of this bubble will ensure maximu xr),g(vbgppuiiiex.8 ;, : cdm 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 soap film ( n = 1.33). Whaoc nug5 r-y0w-t is the minimum thickness of film that will give an interference when the light is incident normally on igurn w-c5 y0o-t?

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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 nonref0nhai 9a 2v bb-qu2b5blecting film coating (n = 1.30) on a glass labu h0 b-9n2i5vb2ba qens (n = 1.50) 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 ) :takqp:imb yie- .h8a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placeeb) :h8 i.-taqyi pm:kd 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 pryzz)l8.hh ku 0i;nu,kb3 bz e5ye3 st5eferred 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 glasse5ruin k *vab j.0, g;kv.o+js at an angle of j*0. .ni;j+,kbvokgr 5 uasev $57.3^{\circ}$. 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 f37 6wd3h3rss7pk (tlm/ pekca polarizer-analyzer combination. The transmission axes of the polarizer and the analyzer wtk m3d6 3k3sc(pl s7h/e7pfrare 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 refle/p j8c9spml..q 1kz7;s4 p ogxnjc-dacted in calm water is complet dgz.9 n8jp; cslas-.pjo/k1 p q7mx4cely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a pola7le6u1g ckwi0rizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzerw0g1kue ic 6l7. 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'poekj ik*h7-: d5b6 bls angle for light traveling in vacuum and reflecting off a piece of glass of index of refrakdbi k l:eb5p7 -h6*ojction 1.48?

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