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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 f7ut(y2 1qzgronecu6t7*b ;o- i-wbzjr5py: film is exposed in a camera is determined by theoci*y ;u7y7t(12 gb-5bzz:toq j rnewf6rup-

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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 fila9/.b/:7 ;macjl qw.ddkbtexm 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 camj5ck* -e* fmq79rfy/ uwd(yzqs3lbu, era the lens-film distance may be varied by sliding the lens forward or backward with respect to the camera housing. If, with such a camera, asf3qc-k,dm* ue *(zf 5jl7 /9ubrwyqy 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 covers the film with a field of view ta nz s85n3)yle6d;wdthat corresponds approximately to that of normal vision is referred to asnd3;a)6y8eld zw5 tn s 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 telescope to magli)nsrs8.y ) xnify 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 film with a wider field 4/ ixrdcsf2;h*cf. mlof view than that of the eye and through which objects app *if/;rcmc 2sh fxd.4lear smaller is referred 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 different from 7i0j79ahfjpmlpm(u 3q w+ b y4the 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 enrun4fmue;;8*nxlkev nq 45 2ye 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 which an eye can see w5 mkx2qff2/ f134xoduj+ fx mobjects 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 which an eye can see objects clearl stl )k5il5 vrou8::n,(opw xfx.i8 fsy 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 is too long from front to back, thy.rtmd.a.2( z egz g* am/z8vee person is likely to suffer8e gymgv(d taazrz2m.z ..e */ from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can usually be corre h)wm)k5y eu5fcted 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 frj w;uahj:zuclem ,oarm ,qg3:q1k-:0 ont to back, this gives rise to a vision defect that can beo-a:lhewm 3 uru:kz jq ,cam jq:0g1,; 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 from front to back, the pers:j1/ 5kn -wmqwa wj)l(9iicufq0wp,u+d o.xeon is likely to suqunf,w+w a.em1)i uc w9kwpxdj:5iq0-/j ol( ffer from

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Farsightedness can usually be corrected witkmbis,s5.hj4ju:ti8 7s * f llh

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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 visio5y (1qpiz5 wron defect thatziw5o(r1 q5 py can 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 mvr uzy70egqk. jdh. 89nq-+ca7nc8h bdl6on2agnifying 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 vubp 4;,r7y4p rb(ulsoery large diameter objective in an astronomical telescope ib4,4o ypp7 ;usrblur(s

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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*h59dsm)ac7uu tbja,ecl67r refracting telescope. Suppose an opaque screen is placed in front of thej75 9db 7, sr eu*aac6tlhucm) lower 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 ha6ujc ,upjc0x +s uniform sensitivity throughout the visible spectrum, in which of the following cases would you be able to best distinguish between two closely space jucu6,cxj+0pd 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 magnification s(of a4q iok78mv .hd3$m$. 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 expe;hd5e0noa3ajq+px :uct to be able to see the greatest detail when using a mic+ xah 3 qe;a0podn5uj:roscope?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses sufz,ej+ ca3f*fqfer from

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical mirrors suffaac3w s;55zrg6w/b yder from

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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 ability t2ui gf5a4 ykt,o

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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 doubled, whaj rt3ad)1 hde vs**sj;t happens to its resolving power 1j*e3sr )s;ddt*jh vaassuming that all other factors remain 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 person9xgy eno4qi- pf lnde6o8cz:*497cll has a far point of 18 cm. What lens (in diopters) will allow this person to se4opq:e47cnzlxf 9g-d * l cl i8noy9e6e distant 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 clearly objects more than 70.0 cm away. What power of lens ow0s.2der2 lu should be prescribed if the glass is s0.od weurl 22to be worn 1.00 cm in front of 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 glasse a k1g hqu -z+y9z3zy0fz5u5tfs whose lenses have power of -0.15 D. What is the person's far point 5t9gkzzhuy fq z1a+-y05 3fzuif the glasses 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 needed to correct for farsig80ytog,g2/p*an qc zuhtedness where the uncorrected near point is 75 c*u,2gypq8tzg a /0on 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 person is 100 cm. /qc +zvp) v,fmd1jvyb:/wf p5ayzt ,1 She places reading glasses close to her eyes, and with them she can comfortably read a newspaper at a distance of 25 cm. z v 5/tpmyf:1 d,pb /y,af)1czwj+qvv 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 newspn y9xit12ozt ol) g2,td/ku 1maper held 25 cm from his eyes, if he wears glasse291 z/u,ogn 2t k)xdt 1ilytoms 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 has a focal length of 10 cm. A ped(*m pe,b u 9xrhc+ v:o9)yi5c-ldsberson has a near point of 25 cm. What is the magnification of the lens for that person when their eyes are focused at infcs*(cvxoh,i 9 rle9: bm5 be)pdudy+ -inity?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying lens ha9cx6 b3d pyr.ys a focal length of 10 cm. A person has a near point of 25 cm. What is the magnification of the lens for that person when their eyes are focused at ypxb3r9c d6. ytheir 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 7.0 cm. What is .px xz*ka aej:)/lb7qthe magnification if the image is *a /abj)7.e xk xzpq:lviewed 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 converginj7d:o4ig6j ue8-a e0*cq bzhag lens of focal length 5.0 cm as a magnifying glass. What is the maqj-d60 4i:cugbzeh8ajo7 ae* ximum 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 convergifws5 d3if8vko6 b5s *yng lens of focal length 5.0 cm as a magnifying glass. What is the magnification if the person's eye is r fssf85k3ywi ob5d6v*elaxed?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You have available lensesc/d* xn 8aebg( of focal lengths 2.0 cm, 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 magnifadcb/8nexg(* ication you could achieve?

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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 lenediejryt f(-+27 kg k:u*rs+h3ml*nn gths 2.0 cm, 4.0 cm, 8.0 cm, and 16 cm. If you were to use anykfhrunrl+-ejm sg+yk i* 3ne2:( *dt7 two of these 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 telh7,pt+3-z k h j(iwixzescope has a focal length of 200 cm and its eyepiece has a f i 7pzj(i zhk+,wxh-t3ocal length of
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 astron p/ljv07 bem8ak78 yevomical telescope with a magnification of 10. If the telescope has a converging lens o lejmk /8ep7aybv v780f focal length 50 cm, 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 1in .nrkn(sh6a magnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the resulting leng.s1 nn6 kh(irnth 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 )oblqqb:o; ldgd1//g a 10X telescope. If the telescope is limited to a length of 20 cm, what i/)lqdgobg o 1l;qd/:bs the approximate focal 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 fakj6. 5ccbf4bqr vn;/ocal length 1.4 mm and an eyepiece of focal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed5qva;/cr fj6n kbc .4b 1.5 mm from 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.byza8;9izdr-6 a5 zh t4 mm and an eyepiece of focal length 20 mm, adjusted for minimum eyestra6zthbrz;58-ai dy 9zain. A blood sample is placed 1.5 mm from the objective. 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 x etwfu:l/ qib0 )8li:5ruh)mhas an objective with a focal length of 3.00 mm and an eyepiece of focal length 6.00 cm. If the two lew)/eb) urqt:5mi hfi0l xl8:u nses are separated by 40.0 cm, what is the total magnification?

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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 and an objective wit8k3mpqdo(bkpww.p )q q.a 17bh a focal length of 8.0 mm. k7k)3p wa p1.boqw(pd. q8 bqmWhat is the focal length of the eyepiece to give a total magnification of 240?

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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 Ori44j 9-pufs5 x abkc;rnon has an angular separation of 10-5 rad. If the wavelength of the light from the system is 500j -x 4sc5f;9krbp anu4 nm, what is the smallest aperture (diameter) telescope that can just resolve 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 resolve objects which are 0.010 mm apart. lm td t lv/8-lxh2q-bw oj/go+x5/n2d If the focal length of the objective is 4.0 cm and the //+tdon 2h2lwtqg /xbl m 5l8jovdx--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 - pd iwkknkai-1f8- x-hia .:y3.5 mm to 1.5 mm as the illumination is increased. By what factor does the minimum angle of resoluti -:aakh8-iidf-pk xy-iknw. 1on 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 Sp.ny1y(0 ql e m14xtlspace Telescope has been placed into Earth orbit by the space shuttle. What angs( xltmey n.yq0l1p 41ular resolution could this telescope achieve if the wavelength is 500 nm?

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