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习题练习:Physics Unit24: Wave Nature of Light

 作者: admin 发布日期: 2022-08-28 11:19   总分: 91分  得分: _____________

答题人: 游客未登录  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 principl; gwvfx 6z1g*c+qj5hta 5l7( z4- wc3grtlrvwe.
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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 statementgz708qh u(0rb h6kqp d?

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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 a5;ce/e 9j/j,q udrkggttributed 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 ir01v:(jkck m6 .gfyof s attributed to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave en d2/8w e0rcck/ q3x*mggx xr -xb,vay2ters into a medium of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally travelizl2cu(-5b 1r,t+ elvmi3-x qf sxe7gkng in air, enters a piece of glass (index of refraction 1.5cfqmgl2e-,t5 7v l 1u+3sxr xbz(ki -e0), 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 traveling in air, enters gjv)8 nyodyn9xt4s0nw43; b da piece of glass (index of refraction 1.50), its wavebn9n;4 v40tndy 8)3y ojdsxgwlength

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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 narrow rne9*v+jf d+def+*9j+dn d rvslit?

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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 61p; 0 lmm/z8mcl2(lbeqxzpz large objects such as buildings, whereas light is nq x62z0;lmlm e /lz8 c(bmppz1ot noticeably diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsi.x+e h(wmk7dlb+zfstb j2e( 4ble for alternating light and dark bands when light passes t(kf t x+.bj+2hdbwz4e7l(em shrough 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 z:gxnkjv ultl7 0k71;to be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say tzg. hb5iv l3ji z-u wl5,(8znhrd;, ujhat two light rays striking a screen are in phase with rhz zdi 3i,jg5unu,bl5v;hz( w 8 .-jleach other?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at 8nrn):4( fwrhcx-2ob/bn (fq lo;n3 taqpx+a point P. If the maximum constructive interference is to occur at point P,4/8obrf)x ; c2atbnnn :oawfq(r(h3 x-q +npl 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 at0cms7d*y6/xrl 4 akp)4svppy point P. If the maximu d*/pl40pa6 )s7kc xyvms4rpy m 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 central bright spot in/2z6ppk6-oy:es-us o n bhsn. a double-slit experiment, light from each ozbk os/:psh2e .nspy66 uno- -pening 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 eithr1 (;) c6od oaczcqcz,er side of the central bright spot in a double-slit experiment, ligq(cc ozd,6o1rcc;)azht 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 th ns9xp6v/ jeuqfz (9/dw3o p)ke central bright spot in a double-slit exqo (kezwuvpxpd)/f6j93 s/n9periment, 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 separay5 ,g,a2hk 1cudhij :5gwa xn5tion between the slits decreaseswgn5gy,hhdku5 ca xi1 5j2a:,, what happens to 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 distance between adjacec h hmbn(zc /lw)41ukhww8n3 9nt maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit 4/9 w)8nw hu(hz3mwc cln1kh bseparation 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 payp ia5mue ;)0hth $P_1$ 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 slby1 x. j4s veo+ ypr0ljw8xh);it experiment arrives at a point on the screen one-half wavelengj s4 owx)+heyv8 xbrj;p1l.y0th 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 vp(wt+0tib8;zkxzj6 obtain interference fringes in a double-slit experiment if the separation of the zp(k6b8jtv ;t0wx i+ zslits 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 interference paz)ws(z-nfb+ v1l uan5ttern using monochromatic lig- (fzsauw5vb+l1n zn)ht 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 pris,b: nx,ssu ebjwh:3 q/m separates white light into different colors isw,:s uxhneb: sb3q/j,

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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 szx7; c52a)kczfw * x agc+v1eform 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 is7f q 7vzlrl*0/lto-qa called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nm is caf (dzo+xt;vd4lled

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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 refroxis73ak -97xbpzg 8a )qm ml*action when passing from air to gg873ok m 9 )-bax7al*ismqzxp 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 m* dtmxl --0d l8g,d lf(.eaoithe smallest refraction when passing from air to gl,at l-di8(g-lxme0m. ddo fl *ass?

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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 plathhx :b-mj,z t8e with parallel sides, atm8 :bj-,xhzht an angle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant lv:j(. ojwuwy 8ight source. If she now holds up two fingers, with a ver(:vuo wywjj. 8y small 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 diffraction6bcuz.x; 8f8he, c kcu experiment, if the width of the slit increases, what happens 6hce kfu.,cxzc8u b;8 to the 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 t2kdkiie5 /kkr(, shs /he other one hk,5e ks(kii2 /hrs/ dkas 6000 lines 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 se;6,7ls zoofb79jn bzm6+(q od bn3n u-ds tm:mparation, the only difference being that one grating has 3 slits and the other 4 sli36:on 6 ojsblzsdnonu,z (+-m 9 mmbfq7d;t7bts. 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 refleczefv mgcl ;8+0xzt)0q5rcqe ht: 2(mntion 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 interfer;pm:cc1 oxk1ayzg d79j7k-z9g e:xas e constructively or destructively, depending on their phase differ7 :md: p9;yzcgazkskj-x1a 7 91ocg xeence. 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, strikes an air bou3 t jwi g/ q2c-f5/ 6);mxlrvxesna;pgndary, there igl /x rx2 sv; p;t6 3aig-e)f5ncmwjq/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 tdmkfpqb )02 aj9 dpsn:0w6(tiraveling in air, is reflected by a glass surface, there ismn 2(sq 9 k)pfji0dbd awp6t:0

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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 whie/ xos9j xu+d:te light. As the film becomes very much thinner than the wavelength of /ex:uxd o9js+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 waveleg 3wa 5/-;hkx;fuia6p;ozhpg ngth of light in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non- hpo ;u-haw;k 3xag/ 6z;gpif5reflecting 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 n u(xd,v(- mlru-)mx jflat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are ob- ( mdmuvu)x(nlrj,x-served. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certa id+kks (owbme6 on4cqpmjr (m5t1).3in sunglasses can reduce glare from reflected surf. 6om3okin5 jwd)4rec (1bm st(+ kpqmaces?

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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,ylg*kjec1ig:jh) . js en)4 n0 the direction 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 obtaizocxj +a,jts ,uh, 94gn polarized light in a dichroic material like a Polars z4o t9jx,aju,,g +choid 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 Pol ,;:h/*xl+ jdbqemx fejr ig66aroid films are perpendicular to each other, what iq +6hb;:6x/g*m ejldj f x,reis 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 sur 0q2y 3ig9 xrdrfkaz 5/--kletface 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 orte;xzc7 erc7d -i3g.p *f43clc jm;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 NOTqerh9 (pmiqlso*4dcb))pvv 9 l0k5o4 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 appeaet iki/q5+5o bm3 ngq4( hql.srs to be more blue toward the zenith (overhead) thanq sg3+t5( l5qikh4qm .e iobn/ it does toward the horizon. This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelengtp7+w j:w*1;l82xge jjs kmmluh of 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavel1ljelu2wm;x + 8 k m:pjw7*sjgength 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 vacg(;*(l jbgl9.wu hplguum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light inside th ( lub 9g*jp;.gghl(wle 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, wad+5o zr/ptd9hich has an index of refraction of 1.50. What is the speed of /+5da9o rzpdtthe light in 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 trakwiq4(y)r+ukwu n7ujvt 2)b(vel 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 y-w1 s(rtjh3pg++4q xzg5v qafound 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 forj:bresu+un+3 *p j4,-jhfq gund 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 apar, gg j4r ,j3urqc; +s21qvgj:x+dtw kbt. Monochromatic light falls on these slits, and produces a fifth order interference fringe at an angle oj r+21rqku:;x sg d,w+t3g,cvgj q 4jbf $32.3^{\circ}$. 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 nhdesi/)vt d*0e x.x: um falls on a double-slit and the third order bright fringe is sv0.d iex/*htx:sued )een 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 slit experiment, if the separation between the two slits iskpicy r51a8j+cd8wj ) 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between thrc8 8k1pa cwjj5di+y) e 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 mm, and two wave0fkd.np alzgq 5a 62cp au.l06lengths, 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 patk5 zluf 0gn2paa.0da.6 6l cqptern 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 b6l,6za pc4gjnm falls on the slits. If there is a screen 6.0 m l4ajg cb 6p,z6away, 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 incouxr( 93b35;hj a4h ijp *zvteident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-order bright f z5 4o(pjihvj utx*3a9h3e; brringe?

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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, strikes a pa p38swp( zp5mlain 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 besam85z pw( pp3tween 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 li: myc4p-i* -b s( 6o4axdvikrj9r .hkjght (wavelength 480 nm) and red light (wavelength 670 nm) is incidr6xm-v(.kkb4jr* id9 p c ijho: ysa-4ent 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 single slit of width /3g;oh02l 2ngr bcxw8qe(cpo0.20 mm. What is the angular wigowhr /;p(ncb 3g0 xe8lcq2o2 dth of the 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 0.050 mm wide, is illuminatedwoyy7-/hc *gni7 nu -o by light of 550 nm wavelength. What is the angular separation-y nyh7un /i owc*-g7o 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 sli8.9eqho0kkldk t j1 3xby 8-ipt 0.75 mm wide. At what distance from the slit should a screen be placed if tpokl 0 98q3t-iy1k e k8djbhx.he 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 i6b; 6gzllo ixf;e3lg40qsdot am8k+6ncident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What 6si;+zx6360ematolglbl; fg8 o 4kq d 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. An p (z*4vn ar2 os3etudfh2rc-( observing screen is placed 2.00 m from the slit. Find the position ozups2 4 ra e(fh*v2tco(nd3r-f 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 0.30 2f71j8 qarzre0 mm. An observing screen is placed 2.00 m from 1a2 7rjr8q efzthe slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeter, ivo) +6 1 w6jo ;bslg5( gn 2mvxpy-oxhk8al+nats second order maximum is at 2v1o8a msh;xvolk66gnjo ( nbpgay5)+wx-l+$62.4^{\circ}$. 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 linegldn3+* q c7fmyz7sn /s per cm. The angle between the central maximum and the fourth order maximum is3 + m*g77yzdn/lqf cns $47.2^{\circ}$. 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 thas0* : *okc)8zhsv ukwqs4s qo7t6,-kykbha t,t is 75 mm wide and ruled with 50,000 lines. The second-or8 ztvy)q 4o*ss,wska-*o hu0k6tcks,bkqh: 7 der 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 prod k /ez7l7vpiq,u am3a8uces 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 wavelea8 7k,7/ uaplqmv zie3ngth of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it. What is theyrsar );gh1jkz21g- c angular separation between the second and the third orders on the same side of the central order when the gratingz11rrj2syc ka-g)hg; 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 13) qd j+t0dllqn ygex/h 85wxgrating. If the grating has 2000 lines per centimeter,hd 31/+gwtlel 50jyxdn)xqq 8 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 ghppg4p(s n .x/ mh(aq1rating. If the first-order maximu pahp nxmpg(/qs4(1h. m 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 o:/oeb jeoj qhw o;tx7i(w+ 2:bf wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffrjo :( i jx7;hbeotqwe2bo:w +/action 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 l/s1yykd sjcos2w9 0 *of wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed ascy d9l2oy j*sk0 ws1/t $32.0^{\circ}$, 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 bmix zv)z g3gy;*6 ey8hy a st h;3 6m)ixg ez*yvzgy8rand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. Wf3;/gm.qxss23 ikjzy3r p c*shat minimum thickness of this bubble will ensure maximum reflectance of norm zmg*i 3sq3fry/c2 3s;.xsk jpally 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 illuqlz z * z:4y.4jsbyrb(minates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incid4 q: y(*zrl s4bjzzyb.ent 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 nonrefle-b9 w)nlh i6hfcting film coating (n = 1.30) on a glass lens (n = 1.50) for wave 9nfhil6-wbh) length 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 ligh rs(2 f(t bih s;:2xch+vysish gdq459t and the intensity of the transmitted light is 1. A seco r2: di9xsf(shsb(v+y;igq hs2cth45 nd ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direction a)) nd-1bkt fwr5u *ntrotated $30^{\circ}$ 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 strik+kau;k ogc) xmkya+ y+3 irl40es a flat piece of glass at an angle of ka kr 4ig o ay0;+lu+x+)ykcm3$57.3^{\circ}$. 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 througle s 7q b60low1b7i7k94asjlgh a polarizer-analyzer combination. The transmission axes of the polarl9 s kg74bba710l j6owl7qesiizer 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 imcq0:x8lei5w sk7 l+ sqage reflected in calm water is complete5li 0 qskx+w l7csq8e:ly 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 polarizer and then qp.u7od8y:4u t wfo9xm1r/bfan analyzer. In this process, the intensity of the light transmit ow/y984mxd.uf7f: b 1qrpt uoted 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 vacu3.a0- nt4sloi yrsxt+um and reflecting off a piece of glass ty0sirs -t.an l+ox43 of index of refraction 1.48?

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