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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.* snw-xy qa59d
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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 falsjug d lh+k17u9e 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 attrs6cq8bk if y t4j+w7z+jbb4+ dibuted 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 attribiu85yd(wt v w5uted 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 opticzzhah( lgdu*zv /+x *p ;9ll0oal density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally travelw*/b xb.6gzzmr sx dms-q1+k+ing in air, enters a piece of glass (index of refraction 1bq.+*sk1 m +wd6xgbsz/- r zmx.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 (j+j o*x8uq9:tiks9.jp1 ll d iwavelength = 590 nm), originally traveling in air, enters a9 j8iis k9q1 :t ljdpju+l.*xo 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 it passes through a narront.,s692ck gnr sgq)j w slit?gjk nr2csq)g69.s t,n

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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 bty7oj/akg . 8l))h hssuildings, whereas light is not noticeably diffra)8o)t7 hgk.ass/yj h lcted. 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 restwu kg6g1wv 9eewh gm;3o p0o4 ;2hj+pponsible for alternating light and dark bands when light passes throughmp; 03pew4ug9 ;jwwg 2hegoo h+v6 1kt 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 to be coherents4* pjh 9ak9sl g; gtnn*k)j6h 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 s,zw*t6.s1f 3o8xnnjkj 4dky6a :5y omor5pbhtriking a screen are in phase w,o jyjtk:r.4 kzfhx*6pyd1o3ma5no 68n5bs with 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 diffek utx2f4xiq40: zxw -krent paths arriving at point P. If the maximum constructive inte2ux4k t0:xiw4x kz- qfrference 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 q-qlkb46 oh )wl. ku;zarriving at point P. If the maximum destructive interference is to occur at point P, the two beams must lo b-uwq.hkk ql;)6z4

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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-slixz w6x tyzc )-lu+g0a*hod-c0 t experiment, light ca0cy-zdx 6)u* g -+tzxhol w0from 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 doub*k 7:b4:-cw nu3s jvh;wgszov le-slit experiment, light;w7h4kw-: o uvv*sbs: j3ngz c 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-slie 1c1-j poe0jro.ek* 6jovl)pt 0p6e)1 -e*p evc.j1oj r koojlexperiment, 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 the separation between thbx ngq(gmlm2 r,ko,2d1 c:v/j e slits decreases, what happens to the distance between the i,g2 q,nr2mog1bldck:m(x j/v nterference 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 di*ud tetmt4v 2c2b.0flstance between adjacent maxima on a remote screen is 1.0 cm. What happens to t.2t0vlf 2du e4 btmt*che 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 travels pc;mao1ikvf-z:( i q ao;zq. y h(y)qm2ath $P_1$ 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 s5yx+,f 9 afrpim;b7ggmb eu:3 2xcin8lit of a Young's double slit experiment arrives at a point on the screen one-half wavelex+f87m3 cggxi25;e ,b9rpafy:iu bmnngth 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 obtain interference*0ix o4d-mesg fringes in a double-slit experiment if the seog0s -exm 4di*paration 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-sl*uswcqf w 3 0lu:-i(9ov5rjhrit interference pattern usir3 jc:wfhwr59 (l so*uvq u-i0ng monochromatic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white light into different +r (ikcn2 :*.;ibvaz nw ull(ucolors b:v*i+wncn. (ukrl2 uzlai ;(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 rainb5ksu et884f2* rtxabuow 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 sh2+w/y w hkj nif ;ebm5pzl9m*+orter than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slighvvmpopv9xu*b kw 7;t;1w hs;3 tly 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 thbxi yxj( 9dq-k1h b lw:y8.ojov. (i,fe greatest refraction when passing from air to dx ,fib(l (-kq :.8oo.iwjy1yvx 9b hjglass?

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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 refrac(2 5o4atkwrmqgt+dl : tion when passing from air to glass?k t4rtqdgl52(wo+ :ma

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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 sidei h(b2u5:s/egdh ,j sxs, at an angle between :h i2u,hsd jb/x 5ge(s$0^{\circ}$ 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 jmd9(equd (x9 light source. If she now holds up two fingers, with a very small gap between them, anju mx(9e9dqd( d 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 width of .+.as3os pxpveo0di1 the slit increases, what happens to th xds+o3 1oi0v..ep sape width of the 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 gratings; one has 4000 lines per cm and the other one hm;evwvkr- il1 om t.;,as 6000 lines per cm. Make a statemer, t1vv;- owemlm;k.int comparing 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 i m3gpo)i2n rl5br -5dwith 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, make a sta35r n- pioimldr5 gb2)tement 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 and yx np tlgu4*h89e18ge

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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 lbigms69tdfq2b:1 f 6fight waves can interfere constructively or destructively, depending onsq b9midbf:fg 266f1 t 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 iyc+n mp8 0eko3omqk 41blr 1(cjhg 2(fn glass, strikes an air boundary, theronmk h0yj(fpm+4 qobk1c2lc r 1g(38ee 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, which is traveling in air, /h6ji,7u hf5z (nlpetis reflected by a glass surface, there hlje7up(6h ni/ ftz5,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 view /j,j jv +)oiejojk1-ged in white light. As the film becomes very much thinner t1jik -v,jej o)jgo/j+han the wavelength 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 i;,)kr 6ihj 3trjr7 0ts4ne*mijuwn -q s the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavumt6k3),w;s*j trjr reh-70 nn4qij ielength? (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 illuminate-ha/7sx 2u vojd 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 glaja7xo-v/ u2s hss plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certain suwfi,q a;blreh+93 ;(d ihtu 9znglasses can reduce glare from i+lewaz; b;99huf3 r, h (tqidreflected 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 polarizatigwq- /erw6 u5lo7tjnhn8)w7 h+dpjk6 on 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 lighthch/ ;4t 0 d;hyr5t zil+wsqg3 in a dichroic material like a Polaroidh5dt;hh3licwr/0 4t; q s g+zy film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmissioxafnj/ 2g z *1mv6.*5u emcmchn axes of two Polaroid films are perpendicular to each other, what is th1. v *hxfe jg/2ncc6 zu*m5amme 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 fro+yhx7s hz);b:a nmk8 tm the surface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is gre xud/p*b f w)afhaytp.r0m- .)atest 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 foll v)*h4vrk wf sffp,d0.owing is diffraction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward tye7bm cf)z )h7he zenith (overhead) than it does toward the ho)fc yez7b 7m)hrizon. 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, which has dmy:j1mq 9ti(m+h gs frhc()4 an index of refrd4: mmrg(9)q1mhi hy f+cs(jtaction of 1.50. What is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes in 9p-dqgv bl8,fxe3-w1m-hqfgpmqe 1gi -4 a2nto glass, which has an index of refraction of 1.50. What is the pda8wq-mnm4g-,evi2b1gp 3fq h-9-qg xfe1l 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 vacuum. It passes into glass, which hau(yvg1 uhyu :(wd :6rys an index of refraction of 1.50. What is the speed of the light in thuuwv:61y(r(h dy g :yue 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 ia-jpj;u8eqs6 *9zq(lh cu4ehn vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is foun5:a7hni. mlx jd 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 jy fe0twae y0 iey)p3xp):1c )travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light fallseiyn3ocd 2,gcr ry.o gg 70n*7 on these slits, and produces a fifth order interference fringe at an angle2 3ygcigge,*07ncdono.7rr y 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 brightw u w0o21x5svx fringe is seen at an ango5 xxsww0vu21 le 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 the tjs1tptu*7h d (4bazf8 wo slits is 0.050 mm and the distance from the slits to a screen is 278(udfta pb1h4j tsz* .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 sjwm/y;b pa4pk4 zo9fxevh ;(f2 ),u3 jjgk*fu eparation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide wit 4(wk uf f,*)pvk;b3o9 2jzf ayepuj/;4 jmghxh 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 apa5 t67,w7sxd:b bcz mhprt. Monochromatic light of wavelength 634 nm falls on the slidh:c7ptx65s , bzb7mwts. If there 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 a3jvom5kqem:) lt( 0m8: ypdjh slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separ3j yhmd vtm5 joe:kq: m8(0p)lation 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,ej) +u) i4ixhd 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the tw)) 4je ix+iudho 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 consi8 4dexdu wq;9fdj du9+sting of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece 948u9qxd+ udj ;ddefw 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 wid;wt*a4lqm9 0 kig.01oo vlf; ,fobyqd th 0.20 mm. What is the angular width of the ceyliomd; bf1o*9.v k;g 0q ,oa0ql4 wftntral diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is illuminated byyya1b0ckkz v(:f9+ bq light of 550 nm wavelength. What is the angular separation between the first two minima on either side +1b ( fac:0v kybzq9ykof 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 sy8.rbe ch e2c(lit 0.75 mm wide. At what dista y2.h8cebc(ernce from the slit should a screen be placed if the 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 4y f(qzacdl/bj .be 5,j kyvj2e.6bt 6incident on a slit 0.20 mm wide and the diffraction p bk6/zet.b5ja4j fcvb ljeqy(,.2d y 6attern is 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 0.300 mm.fgm+d w7ux ;fx/za d6) An observing screen is placed 2.00 m from the slit. Find the position of z7x+d/;ffumdga 6) xw 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 s2kib7se2kp 9o lit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the 2k2eki9 7pboscentral 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 grp 5oa(q1+ur nhating with 7000 lines per centimeter, its second order maximum is ao n+r15aph(uq t $62.4^{\circ}$. 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 betweem2 +h)0:fzgzs tk(eyn*m 4g*m7btw znn the central maximum and th7 hgzw:m*+tfs 2zm4 *(mbgz) nn0 yktee 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 grating that is 75oyvhix x7 92:p mm wide and ruled with 50,000 7i vyxh2 pox9:lines. 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 wavelengi5 *8b m1vtlzuj3:nfcj4p ot3th 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 b3 t*c3:jzo5pl 4iuvt1 mfnj8from 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 ist i,8sdo kbw1kwelp65zr ;:t9 ai*1)mya / jhz the angular separation between the second and the third orders on the same side of the central order when the i epw/ lz6*itjy,w8m;5a1bkr zt1a9sho) :dkgrating 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 h.7dc dt ek -clk qlpvq:92qa:)ues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) q7tqc k d)ac:2 -eldv :qp.l9kappear 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 fnx24+xmt: wbrirst-order maximum occurs at:xm +brtw24 xn $20.5^{\circ}$, 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 nq h*g)mu699esq,g 28a jvzg*4e abfbxm is incident normally on a grating. If th*bf2gq x8b,)u*gvazm 6 jh9sgeq9ae4e third-order maximum of the 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. 1w5,tuoslu8kwpf-:w If the third-order maximum of the difl-t8:1u5wwkpo fw u, sfraction 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 ix4 yt(e7o /2mmvkl sh)n08gr v0 noyu-s separated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewev o2on us0/nvrmg)yl0h4 me 8y-( tkx7d 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 m dzyedwos9u t tg+03m13.0xeminimum thickness of this bubble will ensure maximum r9xdu 3sy0t.eg0e1mz+3 dwomteflectance 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 soas((refo4s(d8 wuvsp hludy4.y 2x:a /p film ( n = 1.33). What is the minimum thi(y.:hlssy w(ars8p4v 4 do/u2e(xufdckness 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 thiu5k)51kysb 3 r)xk08 iycyqzp q3)wehckness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavele 3 y w)yh q5k)5i1 cbks3)pyexqr0k8uzngth 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and tv buss 7.8d65ui tkol3)gkiz6he intensity of the transmitted light isk)vg d7s b3s65o8t l ikuz.6iu 1. 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 itsnj vhlwi 1s.1yeeu4tg tk+l4yb* - -6q 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 piv/ask*5 cl:hr 08jkfm ece of glass at an angle of 0kfksa jchvr8m :5*/l $57.3^{\circ}$. 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 a8ivl iylxt/ fuz1 )+z) polarizer-analyzer combination. The transmission axes of the pz/y ufiltxz+v8 )1l)i olarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflew ,gfcm.;giizeg *t m*2sp+o(cted in calm water is completely polarizemie twg*;fo(+ *cs g ,2.zimpgd?

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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 thr1vlmtmnj69(lt7 p .p wough a polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What iwtv1(pm m97n.l l6pt js 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 traverwlxo:p 386+qw v fwq4ling in vacuum and reflecting off a piece of glass of x8ow+:qq36 lfpwrv4w index of refraction 1.48?

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