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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 principi-ebb (m;zbll6cj- )z le.
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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 stxe4 l + (vr)zvd:0ozgratement?

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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 lim(d4dz4f4ipeimx*b- jd1c8 h ght is attributed 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 ytwbom u) apiz8 *2wd(.c f3d-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 enters into a medium of different optical densit. mrajb8 x -g1ymkc88gv ucf(rr)9* jsy,

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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 nm5 t 95lb;7 hdt3l7ymxs oxjbz*), originally traveling in air, enters a pij ht9o5b77x;3dyls5xlbm z*t ece 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 traveling i5dz+ 9yq 9cufrrgv 61qj b*(g/zg uw3q.3oxo mn air, enters a piece of glass (index of zxogrcb9 zoq6r59 /vuw+q.(3d*qgmj 13uf gy 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 ;f ztgci78h j1narrow sli gj ch;1zt8if7t?

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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 build7+dutm4m+e r1v.zhmi ings, whereas light is not noticeably difframmrhv d1i. +7uzm4 e+tcted. 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 liaj965lrou/ z x(-3lj r.9kvps xsf7ojght and dark bands when light passes thl- uvkx 6j/(zfroj9.5 jsra37x sol9prough 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 coherent if thw or*ltvam p82zir3 27ey

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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 strikingma0i 2aow+zic6b :u2l/ 3nvkg a screen are in phase wii cm ngo6a2a0lvuk:+ wiz23/bth 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 different pathe1, gfmlhr:17ce3by5pf m b5ss arriving at point P. If the maximub3lrepe1y751: mf ,5fhcm bsgm constructive interference 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 differei1tzhn: f6fdka. 2fmk i2wunj+,pg5 0nt paths arriving at point P. If the maximum destructive interference is to occufipa.f2 56:htkw fi1, nj 20dg+mnzku r at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright spot in a d;me*yh.odit8fz / 1 rzouble-slit experiment, light from each openiz* fm.o;/d 1zrh8 tyeing 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 douxr.+;x- 08blxo /s o) tenxbm1ubwuu5 ble-slit experiment, light fr5 wsbxtruo1-m.8)bxxuuo le xn ;b+/ 0om 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-sli+dy3lpz)zhq h3 jad32 t experim2q +3yh3dla3)pjhd zz ent, 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 separatio6oe.b3uitx85a5-kf g, i9dhwy ; tgukp5u r2nn between the slits decreases, what dke955f6gn,kaig.83h2 5ouutpw b tiyx-r u; 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 djwv1je j*7b)nl .omy; ai:y-hv 8u1h the distance between adjacent maxima on a remote screen is8y wa17.m jidne-j;*joh:vvl y1h)bu 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherentetvg*o2 dj2e) 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 (y7r5qkw6 pgz of a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wavep(5z6y7 kqgrw 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 fringes in a double-slit expe98l4 u:hvc; nxul un2lriment if the separation of the slits is less than8l4u u;l: vun2 x9hcnl 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 adjk axo sn9e-0 jdrr v9t9, 3vaxiv38g:lacent maxima in a double-slit interference pattern using mondnr:,0t9a vki3exx v9 gs39r-vo8 aj lochromatic 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 ie t( j /- (aatez13+vebb pg09g1yafdcnto different colorsaja(d peye+1a eg3/tc1(-fbvg 9 0tb z 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 afwb a9vi 7 4t3-3hkmp6(n-m8zu kpnro rainbow 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 shorteihmeao5lsz/ /haaba3 -k8 3)fjb0a7kr 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 longer tha,o6uf6 u* nai8o809pk i3( xfiol kaqnn 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 fv;+nj,vx 7( ad5zbg kprom air to glass?vjzd,nxg;5 va7 + pkb(

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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 r8dd0zquzei ;1 efraction when passing from air to dq 8z e1i;udz0glass?

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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 parallelf),u5 ij55jd4 yq*ijztuz9hq sides, at an angle betweentfu55 u5yhz d4),*jqi9 jqji z $0^{\circ}$ 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 hold p tcgd-js3)1as up two fingers, with a very small gap between them, and looks at the li ajsct- 3gp1d)ght 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 the slitcrz1 .r1 ggt x3ayrem)h ;x+;g increases, what happens to the width of the cen1xg r. 1 zat y)gchm3xrr;eg+;tral 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; oning3yq:j mtm k:s 1/-qe has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement compariq 3qjksg:/ y1:nit-m mng 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 th,h,qcgz1jvrzolptw q r tn1(b)08(.qe 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 statement concerning the separation betwe1,g r( tq,0r. n)1owhv8qjtcblq zzp (en 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 ss,c 8o6vu78 c mahr3mslick are caused by reflection 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 conmmwy)2uk 2 p9mstructively or destructiu2p)k9mwmy 2 mvely, depending on their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikwn /jy6w2md f0es an air boundary, there i2dw nfmy/j06 ws

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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 travelcsv3 4xyj( ltv4poe/ (i*/ ioting in air, is reflected by a glass surface, theo(v /ycj 4/(t te 4xp*3siiovlre is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes veryp5bb /kbb,pv ak50ne ( much thinner than the wknb5(5 aev0 , /ppbbkbavelength 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 mu cd5:m0,l9qdf5hk.1dkd p hxinimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength?u,xl 5k .cd:fd5mqdh 1kp0h d9 (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 andfl2h5e8hp:a0r vscw.1gw z + z illuminated 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 glass platehp2w le.5+w 8zrzah:0 fgv cs1 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 sunglasses can rednn +9 yn1/ sikfdg..eb3db2s*s5xr nfuce glare from reflxrs.25f *d3 bndbg.nnfysise9 n/ +1kected 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 polarization is defpsl* ; wpb(sb;ined 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 ixktg92ft *2ngn a dichroic material like a Polaro fk9gx22gnt* tid 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 perpendicular tjkiw2. 5tdmm6qih2l0o each other, j.i0lqmkw2t2 hid6 5mwhat is the percentage of the incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surfac10q-h ovs9 kxddiiwb:ix t3 )(e 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 greates4gf: akmyb) +6mdhy8nt 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 exhibitennr 1*iwt29i +z+yjuf d?

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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 (awuapm66 b7t blue toward the zenith (overhead) than it does toward t6bu7a( pmt6w ahe 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 pasf 5v7nzm c1k2wvvywn9 8-*wh+cwi o*sses into glass, which has an imkn -fyvh 59+vc*1wc28 zwowviw *7snndex of refraction 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 into glass, w7y ogxuu4v+ r6qc5y l6.)xevhhich has an index of refraction of 1.50. uy4gucqv5oye )x6x hv76 .rl+ 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 vc ,2utnn s02)yy holg.lit* e8acuum. It passes into glass, which has an index of refraction of 1.50. What is the speei ceg22ns)t.l 80tuohn*y ,yl d of the 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 travel a2m+ir6li nm g-t $1.96 \times 10^8 \; m/s$ 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 wwmmd +0+ (qck+;sbj mat $1.96 \times 10^8 \; m/s$ 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 travevc u+r)x:penryj-10wro2a s)l 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 falllae m f8d9o..qs on these slits, and produces a fife.almd. o 8f9qth order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and thegae0 9f,m+dte;hx eg 5 third order bright fringe is seen a+e0,ah;e9x mgf5 g dtet 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 separationnu-bh61 csd 4x between the two slits is 0.050 mm and the distdh1-n x46cbus ance from the slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 zwanctu)by)ky;(+cl s zo47* 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 brigtsybyo4 nu)7 )(cwak c; +zz*lht 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 iqj8-s o w8*fh634 nm falls on the slits. If there is a screen 6.0 m away,ohis-8f w8q*j 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 incz9 s p7k9sr-ptsk(8qoo :k/s qident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright frir pot:sqq/ sz k7op9 98ss-kk(nge 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 yswm( oi8 s7(qys)0k*)b kdqqand 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 twsm*y ( i)q78o(s0ks ) ybkqdqhe 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 .x3 bas9f+ssz g +v )f 4nld1tl+(oahelight (wavelength 670 nm) if +(e3g1 l+)a.bhla os4n+t9z x vsdsfs 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 single slit of widthch1x2wd qf(//1 l n rmzfm5,fb 0.20 mm. What is the angular widbm lf5h1frm n/d,/ 2zqf(1 wxcth 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 hx+o;w 2*v qhe+:aoo8+ feqvq0.050 mm wide, is illuminated by light of 550 nm wavelength qqa+fh+2 o:;wv vq+8*oehoe x. What is the 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 687f r+yvii-/z )v nm is incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be pl) +-fyvvz iir/aced 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 the di:.7nc o )w *a-whw()lco;n ufzvjd 3veffraction pattern is produced on a screen that is 1.5 m from the sli 3 -wuj h;v)ofa vl*:cz)ncw 7.(nodewt. 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 incid.zcu* ukkf 7uu9zde .0vpx *g,ent on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find th kx z,u 79depf*cuukzu*0.v g.e position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of widvm1r3odxh o l17z1k9iwu yqp/+o:;n zth 0.300 mm. An observing screen is placed 2.00 m from the slit. Fin 1ohp kwoi9q1/ +nuzvl 3ory;dx 1z:m7d 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 lif:e7tsd 7d6 yynes per centimeter, its second order :dy77sfe6y d tmaximum 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 cm7dwe+ qk1c/qjt.y fnx -6kyc ,. The angle between the central maximum and the fourth order maximum isc yf/q6 ,nt-7dk kejxw.c y1+q $47.2^{\circ}$. 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 ruleep.qef; 8ji ddko*4k7 d with 50,000 lines. The second-order maximum iske4. 8 podf* ;j7dikqe 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 o++ +cmns:e e8dg1jh7 cdh 1fgvf 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic sourcdje8f e+ccmh1v+ gg1h7d:sn+e 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 peyo+z- :77wun5. gkm km, yrayvr centimeter ruled on it. What is the angular separation between the second and the third orders yw v: zy-r.o7m nk7 yu,5km+gaon 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 spreaog 1ogjv-5,rd;ad;g,mo j qq4d out into spectral hues by a grating. If the grating has 2000 lines per centimeo5gg4mojd1 a-gqrv q o, dj,;;ter, at what angle will red light (640 nm) appear in the first order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. Ify(*)ibyu fm )5(nd mys9pqg* d the first-order maximf 5sm)ydq yi( dp)u9ny m*bg*(um occurs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is inczzak*yp7l m+ru-, fw,ident normally on a grating. If the third-order maximum of the diffraction patte uy+,z*kpwzmr-7a, flrn 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 nmv- s 2g3eiwtx+ is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed 3ex+viws-gt2 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 fro5 f g1ef:cu7gb9ol/j em another glass plate at one end by a strand of someone's hair (diameterjl71eo9fe g f:/b5gu c 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 ind:l)s bmplnjmqh05qco( 5+kq- ex of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incm5q( 0ll qhpmq 5k-+s j):nobcident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). What iku.ve idk.g6 ,s the minimum thickness of film that will give an interferencev g.d k,6iuke. 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 nonreflecting film coating (nqpxf2,bi) /f o = 1.30) on a glap bi/) ,qox2ffss lens (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 beamrq1vjwe,0i+2eiypqz 0e a)tn/k )2i q of unpolarized light and the intensity of the t1iwn) taz eqj0pkiyr2/, 0eq2vi) +q eransmitted light is 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 its preferred directisfk3jbr3e(1 uwc 5dt4 on 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 angle of bd9g;4r d6*um ij9vvr gumi6vjr; d49d9v*rb$57.3^{\circ}$. 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-analyzer combination. The tranwap*u,zd5 f*pb+a giya(1 /xssmission axes of the polarizer1(/w*+sf*byzapga ixup 5 ,da 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 wg9.;h;gvjpg*l *ty(gew,akb hen its image reflected in calm water is completely p*9he;l gv,b;gkw(t*g.ajpy golarized?

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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 th0ds; w;d rw dz)va2hd)rough a polarizer and then an analyzer. In this process, the intensity of the light transmwd;zd a)dv;0h) d 2wsritted 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 inwg i8zml:3nk9a0qb 1zhl;1 co vacuum and reflecting off a piece of glass of index ocm98 zwnkgbi:; a l 30h1lo1zqf refraction 1.48?

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