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习题练习：Physics Unit25: Optical Instruments
本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 120 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；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。本试卷的直接作答链接 https://51fly.win/test120.html
 作者: physics  发布日期: 2023-05-01 10:00    总分: 51分  得分: _____________

答题人: 匿名未登录  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 expo/ lajjq k:i.p ns8+;oised in a camera is determined b;i.kpj jn+lqsa:oi/8y 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 reachib xgkgy*st:6ea 441ix ng the film 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 camerahc ,xzvzsdc0r a l8y*o0 fsv.,+,gzy2 the lens-film distance may be varied by sliding the lens forward or backward withg0h0od cf+lyvr.zs*8 ,2vca,y,zzsx respect to the camera housing. If, with such a 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 covers the film with a field of view that corr3o :z/d h5bue7jlu3ks ud*4 uxesponds approximatel54ks7udu /:3x* z hedj3uluo by to that 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 tel cg v3x,9fx 8unkutev.y8 u01x50ypwoescope 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 film with a wider field of view than that of/dfnqn:b u2b7x0ueu 2 the eye and through wh22:u /neud0 fxb7nb quich objects appear 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 z , .m,n.iimq iy/5zvlways is a camera different 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 eyew3aik(k zg)o) 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 objeq71isk4 ,ma( z4z xvvacts 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 eye2t r;m/0 svgyn 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 is too long from front to back, the person is l2 *vf9v d feg1xow* tk9gpjw k8u;v+r)ikely to suffer ffdf1 )wjvxutke rgp;*9o2gkw* vv8 +9rom

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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 corrected wit)wjqi3) /, n 4jhpv. 0uiewktah

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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 visio2p wza5qm,zh: n defect that can be corrected 2,h pmqz5awz: 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 frrbh90t2w y sv*am:s :jom front to back, the person is likely to suw0r j:t m:yssva 29*hbffer 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 co3+vq q tn rregoe64h.cw i150srrected 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 x; (h5, idvudngives rise to a vision defect that can be corrected by hud n 5v,d(xi;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 magnifyiwoi u /56srh5mng 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 very large did(pzku7u6 y2 oameter objective in an astronomical telescope is(ouyuk d6p27 z

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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 opaque scre jum w (o9+ijn,mjc)3ben is placed in front ofc+mm9 ijob( wj) 3unj, the 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 fdv(j g3*x1fu has uniform sensitivity throughout the visible spectrum, in which of the following cases would you be able to best distinguish between two closely spaced stars? (The lens referred to is the objective lens of the telescope usedgv 3ju(xd*f 1f.)

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A refracting telescope yl1mo( 3y-edzwi e;(zm1ge/8nlx ) gyb sv:n 0has a magnification $m$. 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 expect to beqgh 4+j+vhlc(ot 6acll )l9x* able to see the greatest detail when using a microschvqjh9l4+t*cal gc6 + )(llx oope?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses suffea6mx;z7-uuq7r n ger0 dd2p7a ucg9xd 3/2vyxr 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- 4kp 5ji4dk,uz g+ e3*izbmaq 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 micros.,klggm25- rw /bom fhcope refers to the ability 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 doubled, what hap4sv oh1j,zoqg*s.n qbfu x8+(pens to its resolving power assuming that all other factors remain unchangegox 8bhu+.snsqz jq(*4,ov1 fd? 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 ofn6xilsl fu5ess; 6. 46o6pncx 18 cm. What lens (in diopters) will allow thl4len;ss.cfsi 65p6 x 66ounx is person to see 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. Wha0 ))i g,zxn josh)/uxlt power of lens should be prescribed if the glass is to be worn 1.00 cm in frontgl )iuh z/,jxxno)s)0 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 glasses whose lenses hap;,b/0sdwjv9 d( gxg cve power of -0.15 D. What is the person's far point if the glasses 9cv;g0 wpxb sgdjd( ,/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 neededj)gdju*t 12g v to correct for farsightedness where the uncorrected near )*gdjuv1 j t2gpoint is 75 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 100i/x0r(.z y)ankv5 brp cm. She places reading glasses close to her e)vzyar5 x.r i/p(n kb0yes, and with them she can comfortably read a newspaper at a distance 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 nebl) 0 cx tln 2s.)6swsl6gvhv/m:kcu2wspaper held 25 cm from his eyes, if he wears glass2svbk sc )muh 6l l26vwc.stx /:g)l0nes 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 person has a near poi1w-yhped avx(a :uv, 7nt of 25 cm. What is the magnification of the lu:(-1a wv,yhvd x7p eaens 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 hasg 7r9v3 ,7ny1bocxsro a focal length of 10 cm. A person has a near point of 25 cm. What is the magnification of the lens for thav s97o3b or1xny ,7rgct person when their 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 7.0 cm. Whasv+w2 ;vl;o ndt is the magnification if the image is viewed by a relaxed eye;+v2sn; ld wov?

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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 cm as a magnifying glass:1py jks1cdv-sytf4 jk,t 2h+. What is the maximum possible mag:1d2j-hysv4 tfysp1k jc,t+knification?

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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-2kcjb ,wfukj5q :e 2j a magnifying glass. What is the magnification if the person's eye i5qc-wjej j2,kub kf2:s 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 20 l1lod 5hb9yyux :vmfieeu-6udh1 ,.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 magio2mdybde vh fuhy:l,-u0 xlu15916e nification 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 lengths 2.0 cm, 4.0 cm, 8.0 cm, and 16 cmf ti j.r6c5j,0:zu bfe. If you were to use any two of these lens:r,itbfej f.6uj0cz5 es 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 fo1-b g;uh- : 2 -dn*huv chktubje.q)docal length of 200 cm and its eyepiece has a focal l bhug. kd2*e vqchohtubn-ud-1-j);: ength 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 astronomical telescope with a magv6l6 nc sdsrs7ggubm6p*i 6-fz(f+0 tnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the focal length of the eyepies fsg7 gu6*mzrds cf-66lvi0+n (t6bpce?

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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 magni 46kr:pv0qtq-:xl wzofication of 10. If the telescope has a converging l6w0-lp:vzq4ro:x t q kens of focal length 50 cm, what is the resulting 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 telescope. If the telescope i,v ;okgw.:v1nrlr eu,p6byb 8s limited to a length ovyrrbgv 1 ul n.op8:,w;bek,6 f 20 cm, what is 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 focal length 1.4 mm and an eyd viv-) 9+hcbfv o98phepiece of focal length 20 mm +vdvhh8 fbi9) 9ocvp-, adjusted for minimum eyestrain. A blood sample is placed 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 1.4 mm and an eyepiece of focz7xkh8: gb-x jal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm from the objective. What is the overall magnificatiob 7:kxg hjx-z8n?

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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 object0xv dn zk9c7n4ive with a focal length of 3.00 mm and an eyepiece of focal length 6.00 cm. If the two lenses are separated by 40.0 cm, dz nc79k4xn0 vwhat 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 with a focal length o( , q fu)ux4ctivm-1mqf 8.0 mm. What is the focal length of the eyepiece to give a total ma m qu-q,f mc)4xtuvi(1gnification 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 Orion has an angula 9pfpk::yhg9teu jd4e66l 4um r separation of 10-5 rad. If the wavelength of the light from the system is 50u:9mjpe 49 dpylu6ghtefk6:40 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 t3f f(g 70m:aq+we jwhxo resolve objects which are 0.010 mm apart. If the focal length of the objective is 4.0 cm and the wavelength of light used is 550 nm,qw +gxj7 3fh(efm a:w0 what is the diameter of the objective?

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单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The pupil of a person's eye chang83nczor jd99ies from a diameter of 3.5 mm to 1.5 mm as the illumination is increased. By what factor does the minimum angle of resorc 9i8 3jozd9nlution 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 Spacebn fsoooh,0 e */mx:g* Telescope has been placed into Earth orbit by the space shuttle. What angular resolution could this telescope achie o/o fho ,gn*ex*m:b0sve if the wavelength is 500 nm?

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