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习题练习：Physics Unit25: Optical Instruments
本习题练习试卷来源于51fly国际课程 (https://51fly.win)， 为试卷打印版，您也可以在网站平台(https://autoconfig.51fly.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 120，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autoconfig.51fly.win/test120.html  教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。
 作者: physics  发布日期: 2023-05-01 10:00    总分: 51分  得分: _____________

答题人: 游客未登录  开始时间: 23年05月01日 10:00  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The length of time the shutter is open and the film is c)ucctenj90,pox/ki,v/ + m b exposed in a camera is dete,ijo//mvc +cbce9p0u)k,xtn rmined by the

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The amount of light reaching the film :e.2mrvl+pl f in a camera is determined by the

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single-lens reflex camera the lens-film distance may be varied by q3 oeh 2*:tptwe p-, pjbxrh0 hyyiov+o; f328sliding the lens forward or backward with respect to the camera housing. If, with such a 2h0fp3qyr8:o2 ex vo o h;jhpt tpi*-wby+3e, camera, a fuzzy picture is obtained, this means that

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that cofogbbd 6drcoj y(5) ,5vers the film with a field of view that corresponds approximately to 5)bf(,o c5djd gboy6rthat of normal vision is referred to as a

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that acts like a te *mn;gr csyf-1n.,or blescope to magnify images is referred to as a

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that covers the sug+ s02e ut3gfilm with a wider field of view than that of the eye and through which objects appear smaller is refetg0s32+gu es urred to as a

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following ways is a camera diffe cs 136ri1ubprrent from the human eye?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principal refraction of light by the g95r.l)-( m crzyczpa eye occurs at the

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The closest distance at whzko2s , li*cw(ich an eye can see objects clearly is

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The farthest distance at wi db lzn+)hy59hich an eye can see objects clearly is

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a person's eyeball inf3rr. mg. 9 t1uf:leys too long from front to back, the person is likely to suffer yf ref.m:nru.3l g91t from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can ut9 .(tlodvav9 sually be corrected with

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the human eyeball is too long from front to back, this gives rise to a vohw6ax8gt q 0 plg*3k6vx84yyision dexhl0oka 886p gxt6yw qg*3v y4fect that can be corrected by using

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a person's eyeball is too short fx+4i) p zratqu4yb0l**-w 0ne vvt7 qfrom front to back, the person is likely to suffer fromf*+vn*tle)y q4a-z bq7pwxu0 4tir 0v

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Farsightedness can usually b2djs+-lj cn3iq (b 4-:dktsqpe corrected with

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the human eyeball is too short from front to back, this gives rise to a visiol*hq: q(4h ym +czgpb,n defect that ca 4ylbqm qg:ph*h+ (z,cn be corrected by using

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What type of lens is a magnifyihwy2y1dn w-9uh4va+f8onf34 f d6c v ing glass?

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An important reason for using a v zubh cl;1l5dlt -ytzm1t(c03 ery large diameter objective in an astronomical telescoztlylm1d c (1uct0h-z ;b t3l5pe is

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider the image formed by a refracting telescope. Suppose an orp52-s3 c 5se*qywnsopaque screen is placed in front of the lowq c*25 yroswne35 p-sser half of the objective lens. What effect will this have?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Assuming the film used has uniform sensitivity thr.dq z2 unhh,2zqg 1cnawl396moughout the visible spectrum, in which of the following cases wznn2muhg, hzal.q61 92c dq 3would you be able to best distinguish between two closely spaced stars? (The lens referred to is the objective lens of the telescope used.)

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A refracting telescope has a magnificat *(s2c+ w dhl9ffky(btion $m$. If the objective focal length is doubled and the eyepiece focal length is halved, what is the new magnification?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  With what color light would you ek*v +x 0 1gxklry,a*uexpect to be able to see the greatest detail when using a micr ,vkl*e*10gxu +xay kroscope?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses suffr0t1m4cn 3 ppaer from

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical mirrors suffer fromn;f 9l.7qp.f78 5cwonir 0lu 1o mhkae

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The resolving power of a microscope refers to the abilj rv l(sk2(r9y.:w b4ukoa s1jity to

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the diameter of a radar dish is doubld lp *(qn3ll-ued, what happens to its resolving power assuming that all other factors remai*dlul(lq3p -nn unchanged? Its resolving power

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A near-sighted person has a far point of 18 cm. 4n3lprratxiih+7w;.xev/;3 yscr 9o What lens (in diopters) will allow this person to see dista ;sxi.9y;7vax3hle rr 4/3nc + potrwint objects clearly?

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person cannot see clea u3s/tv e2cc) i: 6v*v(lmzjiorly objects more than 70.0 cm away. What power of lens should be prescribed if the glass is to be worn 1.00 cm in front ofvje6: *isv t uil 2/)v3(zmocc the eye?

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A nearsighted person wears glasses whose lense :au* y iypt:2oq0rda.s have power of -0.15 D. What is the person's far point if the gl:y.qo2tyu0p*i a: ard asses are very close to the eyes?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What power lens is ne/d+c 6p4gg.h.unna fq eded to correct for farsightedness where the uncorrected near point is 6g+a/g nu.n 4h f.dpcq75 cm?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The near point of a farsighted pigp/s/n, v-6z*lhb b( g 8r3abcah4ci erson is 100 cm. She places reading glasses close to her eyes, and with them she can comfortably read a newspaper at a distance*acr -/zbv( 6cibp3gnlhh4gis/a b ,8 of 25 cm. What lens power is required?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A farsighted person can read a newspaper held 25 cm fk4bp f,ei b69wrom his eyes, if he wears glas9 we6f4,kip bbses of
+3.33 diopters. What is this person's near point?

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying lens hasseyl:s x:u2pj7oe , 1g,fj0cqcy-,i t a focal length of 10 cm. A person has a near point of 25 cm. What is the magnificationx,20 itc, oj:e1j 7suyecyf:pg-qs ,l of the lens for that person when their eyes are focused at infinity?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying lens has a focal length of 10 cm. A person has a near8m)yxnqd3 x(q point of 25 cm. What is the magnification of the lens for that person when the)x dyq(83mxnqir eyes are focused at their near point?

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying glass has a focal length of )w0x jqs 9pt6mkqm8tb;pt0 w 27.0 cm. What is the magnification if the image is vi90qtwj sw)ptq6;0t mkp2 xmb8ewed by a relaxed eye?

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person uses a converging lens of focal length 5.0 cmvq *2cgn3fb2a4 sc0si 3o(fle as a magnifying glass. What le0qbs(24 3nvi3cfc *fsgo2a is the maximum possible magnification?

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person uses a converging lens of focal length 5.0 cm as a magnifying glg w1vmn70+nh+l aw,sfg93.ihv ya+ug ass. What is the w+h ga+s+h7 uw03m 9nyv a n,1gl.fivgmagnification if the person's eye is relaxed?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You have available lenses of focal lengths 2.0 cmm(fbpyi. l6+i , 4.0 cm, 8.0 cm, and 16.0 cm. If you were to use any two of these lenses to build a telescope, what is the maximum magnification you could achii(6 yfibp+ml.eve?

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You have available lenses of focal lengths 2.0 cm, 4. 6.u-tx;3zrzjghr3hv yu 85ry0 cm, 8.0 cm, and 16 cm. If you were to use any two of thrhgj3uy-6zyhv;x53r.t r 8u z ese lenses to build a telescope, what is the lens separation for the maximum magnification telescope?

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The objective of a telescope has a focal len fb .(q9osy zy:ic.m ;wumn*.ygth of 200 cm and its eyepiece has a focal length w ;9y.byn..mimyf(q* zs: cuoof
1.1 cm. What is the magnification of this telescope when viewing an object at infinity?

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A student constructs an astronomical telecw5t )ks 5+y+ppsphzirudtl.8 (d6r .scope with a magnification of 10. If the telescope has a converging lens of focal length 50 cm, hpwr68 tk+sdu zy d 5.s5ct(l).p pri+what is the focal length of the eyepiece?

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A student constructs an astronomical telescope with a fpl n7tz9g.sd;p-gvha l n +03iq-j:c magnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the resugsqnzdcgif v9la 7 3.t:-hpn0lj ;+p -lting length of the telescope?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person is designing a 10X t7bwhhp 7+r,czelescope. If the telescope is limited to a length of 20 cm, what is the approximate foca r7,7phb +zhwcl length of the objective?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A microscope has an objective lens of focal length 1w da8p45mr:owvc cc8, .4 mm and an eyepiece of focal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm fpwm8: cv,4aw5rcoc 8d rom the objective. How far apart are the lenses?

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A microscope has an objective lens of focal length 1.4 m3 gay6oxm: h 4 g;er/u0uu+sqnnr8l5qm and an eyepiece of focal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm from the oblmn/5 uaq48:g 36 +x;on0huyeq gsurr jective. What is the overall magnification?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope has an objective with a focal length of 3.00 mm and an;ut. zvclj;0,fq 6hzw eyepiece of focal length 6.00 cm. If the two lenses are separated by 40.0 cm, what is the total magnificatqvfl6tjzwu,ch 0;;z. ion?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope has a 18-cm barrel an9h-kl:pyo/ rsd an objective with a focal length of 8.0 mm. What is the focal length of the eyepiece to give a total magnification of 24or:9 sy/ lpk-h0?

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A binary star system in the constellation Orion has mgd .j/pw,u)han angular separation of 10-5 rad. If the wavelength of the light from the system is 500 nm, what is the smallest aperture (diameter) telescope that can just rj dpu.),mgw h/esolve the two stars?

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope is designed to resolubv -kod2w,- yylw6/nve objects which are 0.010 mm apart. If the focal length of the objective26y/ b-o -kyvldwuw,n is 4.0 cm and the wavelength of light used is 550 nm, what is the diameter of the objective?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The pupil of a person's eye changes from a diameter of 3.5 mm to 1.5 mm as tbl/d9zc+luw0 io80 0/ xqbdnkhe illumination is increased. By what factor does the minimum ango/ xkli+b 0/ ubldwncqdz0089le of resolution change?

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The 2.4-m reflecting Hubble Space Telescope has been placed into Earth orbit wsk ym r3lsu; oq((36ff,rmp3 by the space shuttle. What angular resolutionwyrff;33smsk rom6 up ,l(q3( could this telescope achieve if the wavelength is 500 nm?

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