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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 principled fm5 .wen*547/b y r it,ebowx.z6qon.
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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 glx8 u-*y,fubrnta2qd, c4n0statement?

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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 xseopm3p5e(pj--h iz(wavb8zl /;8 rto

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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 atf riw0nzs ep7+t 07)gktributed 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 ,si0kpu (;(tbdb 4om8 whl hna/cv )0uoptical 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 (wavsme hc3j8t au:ih,pe - zvs/lgy6m4ko;xl .: 3elength = 590 nm), originally traveling in air, enters a8mlhmp x .uc: gos3te3;4:vasz6 h-eyj,l /ki piece of glass (index of refraction 1.50), its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally trark;+6vt ,ur g sd6u4wpveling in air, enters a wuu trgv4+dp;kr6s6,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 ak6v +y2t ja0f.712 dzwb taebnarrow slit?602bkjw+btazay.e d ft 71va2

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracte te a..fnork.v9 6iq. 8r-dvtad by large objects such as buildings, whereas light is not noticev9ktra.. n-rto.vaf e q. 86idably 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 dark z tp ywv-xwnssbea;c 3x rzj5;ya)72(2 1wp;abands when light passes through two or more narrow ana j(pzxwxacve ry-2sb 2;3 )t1;ywzs57pw; 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 t4h1v, v( z :n;bnem,t+ufc;ynrgn2k j gcp*3 mo 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 are in phas; 6evos-1ca sge with each ;voecas61g -s 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 arrivingr9 gs0j,u y .wwofc68k at point P. If the maximum constructive interfor .8 gwwcsfyk u096,jerence 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 travxo)oo av( :etz; q/z/rel different paths arriving at point P. If the maoxro:oatz/zq ;/v)e( ximum destructive 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 centragv-fph8m g :c*xhlk2 1l bright spot in a double-slit experiment, light from each openingv1:kcp-g xlfg8 2m*hh 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-sl l 21w(ti8 cbotkl5jl8it experiment, light from(ot5ll8tb8i1c kj2l w 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 sou/1wrq*3)m md sz1 hq(g s:xcide of the central bright spot in a double-slit experim wrmqo1 /c1g:zdm *(uhssx3) qent, 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 expe su9q3m3. gmzcriment, if the separation between the slits decreases, what happens to the distance between the.s m9mz3g c3qu 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,hdw3.5t sie -z it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut iwe- sh5t3z d.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 path s1w nmi(oij6ul+pj a tw):(e4 $P_1$ 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 Youw hdfm*ygelpd:5q zv9.5v: )b ng's double slit experiment arrives at a point on the screen one-half wavelength b hg:5 qmddv:9y.fe*5w)lv p zbehind 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 tg;fv *qa)1drq45 w etwo obtain interference fringes in a double-slit experiment if the sepa1rqd ve wgf4q5 t;w*a)ration 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 betweerxnc q yrvxcl2j3/njc))-e/, n adjacent maxima in a double-slit interference pattern using monochj vn-lxj c)cn// 3e qr,2crx)yromatic 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 sep.)gb q-wd6s t6nt/wxp arates white light into different colors 6/. 6tw-x swgbdpq)tnis

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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 l,jc(t (pcf52x3 gy2dwbe h 5gis

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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 shortz.mncg rpq 65 (j-t,irz-wy5 ier 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 slightly ldx 0ve3 j1f 8x1y78od8mhes wfonger 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 lightlwyf9-n8-l,+gs bnbd undergoes the greatest refraction when passing from air to glf +8gbdyn,w9b-nl-s lass?

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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 *4p*1vurb wh 7s19rzhw: pzre from air to glass: bz4*ph1*rwz p svr17eu whr9?

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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 glas;um3kd6d94 fu cecvyndy/m:*s plate with parallel sides, at an a *yv /d: fe9duc3kmcmd6;4u nyngle 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 lief0icc6d8sr ()ig rkg8uq4.p ght source. If she now holds up two fingers, with a very small s6p iir8c8 df.c 4r)ug0 qgke(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 experimen ek,)*mzbo8n3pjix y5t, if the width of the slit increases, what happens to the width of th* 3mb5nze iyo8k,jpx )e 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 thuus6ap 6b(oits p/ f(u.vk )/re other one has 6000 lirss fapvt((ik)o.6p6 //bu uu nes per cm. Make a statement 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 with the same slit se1wy -zpnt9kw- paration, the only difference being that one grating has 3 slits anw1k n-t-wy9 zpd the other 4 slits. If both gratings are illuminated 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 refrqza8- e tm50 n)sfvutoe-0 (jlection 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 emgs 2j6m(mkz7 o-l) hwaves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomeomgl) m-hzk(mj 267es non is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes an air boundary hs l8de+/ uc3kaxlt3*, therelt3 ak/cslxd3* 8h+u e 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 in1ry lo a(sk8pa)m s)g9 air, is reflected by a glass surface, the )k(s9y)agsa p1l8rmore 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 :lu07m smu :7;7j azcjyxfdujvga83 *film becomes very much thinner than the wavdu f 8z::*mua m7y0jaj73j l7c vs;gxuelength 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 th4xv p7rb 5j;rv.ruy9hickness 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 fluoride is intermediate to that o9jx;hbru r5pv. vy4r7 f 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 from sc9/ cji:vurm v yk.lm4a,co)o k587yabove 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 glasyooc)kv ju.mrv y9/57 si,4ck:a8mlcs 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.r f77blmyiw,(y-cxact +wbs1ig g30 the fact that certain sunglasses can reduce glare from ra+ ri.xf-0y 3wcl( bg1 wb7ctgys,i m7eflected 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 directinrtp xs.7qa;f2m/ py1on of polarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in a dichr2tvus di ;n).coic material like a Polaroid film?;2i ).nt svdcu

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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 perpendicular to each o5b8:k7p gof cq.m* hf)74 kt xncsx4xlther, what is the percentage t8*l4kxc5 pc 4:bxgn7mfqxhso k)f.7of 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 fromyetl*q,wto *l 0czn,pq 42rky ,tz/)y 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 sunlz8( 1;idbrr u 5 4lrcyohwn+o/ight 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 diffraction NOT exq.p s1*fc- jfdhibited?

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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 zex i,lh-s ,0ezwnith (overhead) than it does toward the 0i,zxs e wl,h-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 passec szk*uwq 0d, pxt3kr:+m 4zu0s into glass, which has an index of refraction qkuzrw+*,k0c0 p 4zu3 xtdsm: 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 icbx3 p4 zdz2z+*dj mh+nto glass, which has an index of refract m+4*dz3zpzhb j+cdx2ion of 1.50. What is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. gl) m+4(bqz3gg fy 6naIt passes into glass, which has an index of refraction of 1.50. What is the speed of the light in the glaszg)bn 63+ ga4 q(lyfgms?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength anw;fi imir81pb9ek5d2cc0 , 550 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 air is found to travel aty7zhhqxix9c wb r10y: h 1;0j. h)ht1t8sddhd $1.96 \times 10^8 \; m/s$ 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 tbtu(ri3 +k y/lhp izm9v.op- 7ravel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light falls on thes o+g+ueb19qnq- 97xzq0apj/ sda p t)ze slits, and produces a fifth order interference fringe ajqgspxap+ 79zquze na +)b1 0t/ d-qo9t 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 9fpu hau-)xt -order bright fringe x-tup9af u )-his seen at 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 slirtk6 hj.njnf2 piw ;,i5bj(m .x z3x9ht experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-or2j65j.3br 9if hp z;hji(.wtx n mnxk,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 o3 1mduzy0duq;55 b mktwo wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the1ykumqdz um5 50;d 3bo 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 light of wavelength 634 n q9w ;8c:mzqkwaf4m lhv9c(u 3m falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interf c3mk fw;u zwlqm h49qa9(cv8:erence 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 seed;nx sr.3;h ntup that has a slit separation of 30.0 mm. The resultn;hre xd3 n.s;ant 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 u0h3buth 98x hnm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refr089 h hut3buhxaction of the glass is 1.4830 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 (wavelen uk5f :aptk2g6im w8j7gth 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glassj:kf8mu6 kta72igw5p at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width 0.20 mm. What is the angularg5stu*i)mg e4 width of the smei4)ug g5t* central 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 0.05ww. yx78rt kz,0 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the fi. r87tx,y wzkwrst 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 slit 0.75 mm wide. Abxm7pm4thc ce :.gy qi8-e-xax 8w,,w+sqh6ot what distance from the slit should a screen b:,y6, m-a.ei8 sw4h xbg coqpxec7+t8xqh wm-e 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 incident on a slit 0.20 mm wide and th;j2chw; dku d7e diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central muh dkw c;2d;j7aximum?

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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 i ynzg7 ys5.b7gtofr )9s incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the firs7 y b5g9.tr)go7yznfst 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 widi 7h2/pasj-;sxyn)q eth 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of hi/ n)q7 ;e ax2syj-psthe 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 pyxuj3p- 4ysri) x3or1 y2gl v5a2m6uwith 7000 lines per centimeter, its second ordeoxpxu gvs2 l3 i1y42r5pyj u6m3) a-ryr 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 ham: ftfme l.*qhyz2 c/y:+m)s rs 5000 lines per cm. The angle between the central maximum and the fourth order maximul::m yq sz/h+ct rf.*2 emym)fm 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 75 mm wide and ruled w4q.ek3 fc*;1z ewdp ;xomvl* tith 50,000 lines4mqpldwoe f1*e3v;;tx * .kcz . 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 wa:i)cw.;ul6 +lhp dqrrvelength produces a first-order maximum 0.350 mm fromr.dhclplw:+r) u;iq6 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 6p.sj:v (-g9xyq jwury .;rph8 000 lines per centimeter ruled on it. What is the angular separation between the second an9(8;vqs.g.xpwh jry:ryj - upd the third orders on the same side of the 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 gwl6n q*6 iq7qxrating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the firsw6 liqnq6*q 7xt 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 first-avgw jb3 a;0p;f tr5x7order maximum occtj35bvxaf7;r0g ;a pw urs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incidenttb6gj9 ,tp, va a)5 snum+pob. normally on a grating. If the third-order maximum of the diffraction 9t+ms)ju ,abpop 5bv. ga,n6t 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 500i;+azu x9ri9ojm sm:7u.ey 4cguz /n6 nm is incident normally on a grating. If thxmns 4ujio :9 m6;ue/ua yizc9r7z+g.e third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glass plate at one n0 5xcw1f-,p1dpbdu6bs ws - cqpnf43end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 d5,np 6qb0xwu1dp bs-1ffp wnc4c-s 3 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 thii ryl0;w90hxv he0pr+ckness of this bubble will ensure maximum reflectance of norm9 r;vh 0xep0rw+hl0yially 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 fju+dn d2cq)( milm ( n = 1.33). What is the minimum thickness of film that will give an interfm)2+duc q(dn jerence 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 nonreor7erhh.o d/ ,yzrq7 66azw5igwej.9 flecting film coating (n = 1.30) on a glass hqe,976r5 zrgaw h o76wyd./ zo.rij elens (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 a beam of unpolarized l g giur:nw 5 cni7dlfj(7:se3*ight and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beasuigfj77nl r35(e:gn*i :dcwm 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 preferred did 40x z1-)aph ivgs(tkrection 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 p(t(dq/hlzi: wiece of glass at an angle of lz (q (wh/:tid$57.3^{\circ}$. 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 througf wy;:tyk18 3b .qcl*pyz9mqgh a polarizer-analyzer combination. The transmission axes of the polarizer and the analyl* y.tym ;1kq8 z3c9bpy:q gwfzer 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 refleho .ug y,vkl 3.ova4z) 2j,ztbcted in calm water is completely polarized?lh.tokg,juv23,4yv bzz.o ) a

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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 analyzer. In-udn: k0x*d fn this process, the intensity of the light tranndd uk:nfx-0*smitted 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 angle for light traveling in vacuum and reflectinv* gs p:zmu,v;g off a piece of glass of indezs;u ,gp:vvm *x of refraction 1.48?

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