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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.-*19kimy f cyu/ p,mcr
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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 y xz1zpl x .dq)hut(s3-jh.f;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 attributed ta(jcf eyx ,s72ku ;vi/s/ -pieo

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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 attribuh:bs5-swp/0 :ig zsl tnkr0q;ted 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 difi+otjl q u;a1,r/deu. ferent 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), origiwar8ok zhd;7+ 6y3ak8c9hu lnnally traveling in air, enters a piece of glass (index of refraction 1.50), its frequeh8ad; yz 7lk6an38wh +orukc 9ncy

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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), oe c;f,ef6t(s*og vz w*riginally traveling in air, enters a piece of glass (index of gteeo*z*f ( ;6wvsc,f 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 resp;y )v6zc,1vpc az6 mpsonsible for light spreading as it passes through a narrow slica;1pzyvs z,6mvp6) c t?

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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 ;e n;oz2kq8 mua4xto ty2sa zo57xb:l2k:d+ilarge objects such as buildings, whereas light is not noticeably diffracted. Why is thixo ;a8ule mo5 za: :zkdi4kbsn2t2qy+;ot7x2s?

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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 alternatink+;ox.p ;hqpj u66gvag light and dark bands when light passes x6 p; oug aq+pkvh;j.6through two 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 to8rmk68+.a2l:z x rsinb wmw3 g 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*aws-j( 4ztf,zo p f2c are in phase with each otherw j scaotz-p(f24z *,f?

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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 + .uqdr,h5rj*blmi)u paths arriving at point P. If the maximum constructive interfehb5* ,luj miqr)d+ru .rence 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 light travel different paths arriving at point P. If th g3r)ib 2lf)t*,l q:kxb1s mzce maximum destructive interference is to occur at point P, the two beams musttqb3)im,b2xr1 f*kzs l c: g)l

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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-s4j vw;) yaerc.lit experiment, light from each e;jayc)w v4.ropening 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 centrads qlerec t)f,qc2.g+-dm,x+ l bright spot in a double-slit experimentcr2-+qq xtefd,e+csgm,. ld ) , 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 eg zi2a+pu/3d0q v,oo spot in a double-slit exp3o,z oie/dvgu+p 2q a0eriment, 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 experiment, if ilvcp2vq wi)/4. w 9lhthe separation between the slits decreases, what happens to qw.)plvc49v/l h2wi i the distance between the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed that the dfno)-* :ngl:kwv8kldr.qm 1b) q3f ye istance between adjacent maxima on a remote screen is 1.0 cm. What happens to tfrf*e) w8vl:n3. qm lkyoq gb)dn:- k1he 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-w+*dd)n ydty 1:r.iyy ujdo9 light 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 a Young's double slit experiment arrivex vmz;6h u;04*dpgzgds at a point on the screen one-half wavelength be;g;z06p *ud4h mdgzvxhind 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 obtain interferencxn o)7*h5hm1;v aimm ke fringes in a double-slit experiment if tam75kvh ;inho1m x *m)he separation of the slits is less than the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a double-slit interferencevyzl+i b7 opd g2c/8p* pattern using monochromatic l cyp vo/i8 dzpl+7gb2*ight 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 separateswzh1g)6j8k 5nq8)hb igje;j o white light into different col6h)wng 8k) hz1jqgbj eo;ij5 8ors 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 form z s v (lran341)/zsvthis

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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 73c ky i(s2s)kcp fd)sis 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 slightlpg v**awr/x eijrm)7+ e-zrdw)9(w bnwd,9gcy 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 when passing from air to 9w5sdg, lff+2+q iii7pw6kcpglw6 g2p i +w,i9kdf+icpfqs7 5lass?

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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 refractir(lamy77;m5 :x cbte +pokdt1 on when passing from air to goc:mte d7;(+x 1ktm a5bpyr7llass?

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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 plaro04mxq 4uh mj 9os0r2te with parallel sides, at an angle between42 ho4 qrx ojrmms0u90 $0^{\circ}$ 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 holds up two fregfw7 3 4)b8b8 o1cewirj((tk j9byqingers, with a very sma )o4gbky 9ji8qfeb3cwj7rr1(te 8b(wll gap between them, 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 diffraction experiment, if the ,x:jo z0+gq hdtde5/v width of the slit increases, what happens to the width of thet :qj vz,5 oe0/dh+gxd central maximum 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 gratyrsr 3pj0f05h)7fnrl ings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersio30ps)l0nfr 7r fjryh5n 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 oe wscoiips;b2.o-:;8c*lgmsnly difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated wim *l;i8o:beg sc.os pisw2 -c;th 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 reflecti4(0(6 ez8yp,wk -pzhztmjw dton 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 construcc) ycuayb5azq ho19: 1tively or destructively, depending on their phase difference. One consequence of this pqy yz1cb:ou 5a9h )ca1henomenon 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 -u;0kzf, (tc m)uli ys )0byqu14sj pvglass, strikes an air boundary, there iis u)0- )cs zvjuty(0pulq 14bk mfy,;s

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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)qo,i iyq3i;r l ;ij:r a glass surface, there ii;ir :ii);yrl3jo qq, s

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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 fifud5uup6./b f il 9th,lm becomes very much thinner than the wavelength oflibu/fd,f5 .t9uh6 u p 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 fluor.5w 1ejz(s v hu*qvn6gide, 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 flu*n 5wgh6.uvq (ej1svzoride 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 ann zxyu* )ogss:; yru(t, r32nhd illuminated from above with monochromatic red light. When viewed from above, concentri ,hno;s)rrx t(uygn*:yz32su c 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 responsib0e+z iq bzo br+ue+m(.dirle b6y,2.ble for the fact that certain sunglasses can reduce glare from reflected surfaces?me0bz6b.r. iz,ede 2l (ib +y++qubo r

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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 polarization is defined bmcy*i; rh:i3h5:t so 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 m3t 89kywk es*opnf x1),(arvlight in a dichroic material like a Polarovts3n,)(kmf1ke 8yoa wx 9*prid 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 perpendicq76vjn.+,x8ns -e +rueriu xrular to each other, what is the percentage of the incident light which will passr+ir 6 e-.rnj,xe un8sq +u7vx 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 si17mg3/vj ktl6 wows jbxc4.5urface 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 a4gv)3bi kcn+ m/k stq2t

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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 Nd hi/* /c/*w puo fge4:ce-mshOT 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 gajme64ub n a -5;p0ii6 yi,nlzenith (overhead) than it does toward the horizon.n-a,i; i4l y5a pgbnei0ju66m 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 into glass, x4i4i +)nxg ug3mf6sj which has an index of refraction of 1.50. What iss jx3niixg644m ugf+) 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,*l0 +,o h8nhkttwb7 po which has an index of refraction of 1.50. What is the frequency of the light inside the glasstht*8wo lk7n,p0o+hb ?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passry4 wi.7a :.jywvag; mes into glass, which has an index of refraction of 1.50. What is the speed of the light in the glg;.4y7 vaiww:m rjay .ass?

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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 at kx5k ieq -jhqt97agn 0 o9)k1j$1.96 \times 10^8 \; m/s$ 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 trave hepu (7 u9b7dmgnt drjb1q 1f5aeg/+:l 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 trap2eouh6yg ,pvxq6.z - vel 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. Monoch7w, ju.p;ca:(.pen fwa kb0ddromatic light falls on these slits, and produces a fifth order i7c. .uba0, j;(nfdepkwda:pwnterference 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 doubler9q1n cbp zh*aw::ytmyyes/2pzn) 0/-slit and the third order bright fringe is seen at an angle on*p z1 nt/)scwypa z:h:9/r2 qb0yeymf $6.5^{\circ}$. 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 slits isxv4u)(;grif e1ml;j+ rkw,sf 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-orsjl u; f1me kv4;rw)+gf,rxi( der 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 mm, and two wit qx bwf0u56rto o1l15:o;naavelengths, 750 nm and 900 nb5aw o1tf105 r;nu6 ol:qi otxm, 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 apart. Monochrome3yl29ic ub8 q 4ic)8:a ;gyp ukhkx,yatic light of wavelength 634 nm falls on the slits. If there is a screeg32pk)u 4ay8lukxb9 h yi;iccy,: e8qn 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 inenxff:0 rozh 3bd5.9 d 9/tk7;xrqt rfcident on a Young's double slit setup that has a slit separation of 30.0 mm. The;z7tondxrhft.95qfr0 :br3 k xd 9f/e resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-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, p/,se3b tp.tn/j1(yg bg3p6jr+3r r / xmfukpstrikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.3m3upjpnft1b.,+/ / e3k grx pr(trb sj/y g6p4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue light (wavelength 480 nm) and red light (waveq.uew 3ix5l p0length 670 n 0we.5pxi 3qulm) is incident 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 s-ncc c8mdas +sw*uo04ingle slit of width 0.20 mm. What is the angular width of the central w o 8ssmcn0u -+ac4d*cdiffraction 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 by light of 550 nm wavelenppmlo wq5y 0:x 1s4lo: 2;sildgth. What is t;x oly1:l 0ips54 lodq pm:ws2he 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 incidel,d;5r /h*ev *y qnir ,+qzfkrnt on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark frin h*i5v rqen;ykr,*fzq/+, rl dge 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 wivux+7bpyd .yvc gjx /1z ,c*z+de and the diffraction pattern d1+vpx7y cgj/+*c vzyz ux.,bis produced 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 width 0.30elewiou4( /8e kdk)fl4 : ;rxy0 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the c k4 :ie4l(lox 8)rfeyuw;ek/denter 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 580vq v:*7cb g;nk5ono 3r;y0lmu nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of mn0bvqoy* lr3;nk: 5ou ;gc7 vthe central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeteri/ytkup)i jl7em06 pnot- ;h*, its second order mh /o jpiu lty-tk );m7en*pi06aximum 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 cm. The angle betw0kq fha -nzc3g05.,lkd w -foween the central maximum and the fourlcg3wf. 0kkdhoa - 05wzfq,-nth 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 gratze ze-x:4rkl*0 ht ehtp8m;x1ing that is 75 mm wide and ruled with 50,000 lime-*1 l 4:eh p tex;xzhtrz08knes. The 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, light of 600 nm wavelength produces a first-order mt,c n4mr; u.bqm1-oey axm, y ecm.n;b4r1 uoqt-imum 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 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 cencr7o7i ,:gn drtimeter ruled 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 wavelength 550 n drri7g ,co7: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. Iwh 61xiohg;aej g3i9*f the grating has 2000 lines per centimeter, at what angleah6 e 1ggiox3;h9ijw* 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 the fil2;x4 klkdy f8rst-order maximum ;y28x lklk4d foccurs 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 www zsidie2)scju.sr/)e hvs-(f+ d 7.avelength 500 nm is incident normally on a grating. If the third-order maximum of ei c.)7ze fdivs.ur jww /d +s(ss2-)hthe diffraction pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. aklnf 64.3yywzv c8qj7 eq9at2 ,u.tw If the third-order maximum o7wa 9nefj w4 .l2.aty3uq6 q 8vckzty,f 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 sv), rlam0*gi teparated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the al*0 mar,)tivgdjacent 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 tdd5o3b :li2c/y arp4whis bubble will ensure maximum reflectance of normally iabioy4dr5d pl2c /3w:ncident 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 +rvw xt0 a*h920l*kmdual/glilluminates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on ivx0*lak2 +h w*m grdatll9/0ut?

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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 *wcd qpv.ef4 7= 1.30) on a glass le 7cp*f qv.ed4wns (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 k)p bt+ycuo9mbq8;d9p :0shq placed in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred dtb:p0;9 hkquq cdy p8m+9)sobirection 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 its3ftumxm a:tm2;f:i w3 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 anglec7esqs cz p2 v1zz)5*x of xp ccsvzz 5z)2se*q17$57.3^{\circ}$. 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-analyzerz+skf6 i66yiw p4n+ieiw m-p; combination. The transmission axes of the polarizer and thw s 6+4i+6iz6mfe- wipi;kpny e 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 image reflected in calm water f1jk7gj wd 4,3kqx+6hpmn j,wis completely polarized? xmkj 1p3d wj4w7njqh,+kg 6f,

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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 afbz i na(.z19mn analyzer. In this process, the intensity of the li(.za 1 fmbni9zght 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 a riao3m3v6msfco4 :o7ngle for light traveling in vacuum and reflecting off a piece of glass of index of refraction 1.48? cr: 3oi6vmf o73om4as

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