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习题练习：Physics Unit25: Optical Instruments
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 作者: admin  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 fil:jkw-fnmx8dq ertv/3ex 3 3-0(oj z e-en 0jtfm is exposed in a camera is determin0-8r3jx3k: x nv e-0jz-(m3tjenqeow fe f/dted 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 in ab(cfd /az,:ghwtr0 wp2z+1dx 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 tqdw c:wo,tgqxf 0ygw6dg )+01he lens-film distance may be varied by sliding the lens forward or backward with dtw :,c 0q1wg f)0yd6qgxo +wgrespect 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 correspondv. 8hrkqkt;x yy-3u/q s approximav x;8/huqkr-. t qyy3ktely 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)s ryr yh:mh-:escope 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 th(a 9 u:aio)sio qc:*8e*g qnvme film with a wider field of view than that of the eye and through which8:)qgqoen 9 *acs mv*uai :oi( 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 ways is a camera different from the human z xb 9 2szu;m/p,ijlby+b(u,o 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 t 4n:, yl1zxk 3zaxsy0che 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.;c n)vupf:52l*j;b 1xr yb,ioh wwvv which 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 a3uwej+tn d6o1 t which 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 is tooscz9 d)if- ynio)c:: q long from front to back, the person is likely to suffyo::szn fqd )c)ic -i9er from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can ususr(7hv z3k4o r a1)t+4z8i l.agottjb)pxgw ;ally 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 givq8)i igxq5ke)es rise to a vision defect that can be corrected by usingiqk)i)8 qexg5

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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 b t- k9se ofjn6)a.7xf k9hl5mjack, the person is likely to suffem) h9e6l.ks k5-79a jf txnojfr from

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Farsightedness can usualp0,fip s 4ggw5*wsn)rly be 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 to8gi6sat/h 7 +9shc hi5l1isz e a vision defs 5+l h ea78hsi1s9zgihtic6/ ect that 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 magniflbn,:l3s5fx wmq ; u:yuebb((ying 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 diameterfw r9r.6u*3m6gxls5o ad;pkn objective in an astronomical teln wr fgukps.x3;l56*ormd69 aescope 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 tel )l1ycrxyq h0(cq0w 1vescope. Suppose an opaque screen is placed in front of the lower half of the objecxr1 y( q00yc)v q1clhwtive 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 throughout the visifedu c +n79s0xrz,z1lble 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 telescopex9zld u0cs + zre1,f7n 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 h o.edtb bv:hakz -0q+(as 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 be able to see the zn y- c1jt:0q,xcuydwc 7iz.8greatest detail when using a microscopen,dij0 y-wc 1tcyzu7zx8.:qc ?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses sufd1 qfho8r52snon ,imhv)mq b+.a1 8;jrgf *qefer 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 froixrp2l zu wsw3j (/;6em

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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 abilitp c5 w7nkspndw6(bru.2e,bg v36* dzt b9kl i5y 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 happens to its reso/io )ds-fx+as)4 hluylving power assuming that all other factors remain udi)xyh+/ ulso a f-4s)nchanged? 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 habe) eu :8ewxu1s a far point of 18 cm. What lens (in diopters) will allow this person to see distant objects clearly81bx:e uwu) ee?

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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 ny pl,c2u92k kof lens should be prescribed if the glass is to be worn 1.00 cm in fr,un klc 29kpy2ont 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 have power of -0.15 D. What isb:el2z9p-jv1qm 7d(kqxa 9b mm v4x;c the perso-ca4pd9b mvv2 kxzl 9j7m(;qxq:me1bn's far point if 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 farsightedn sf,lbi)./rw jess where the uncorrected near ps/l)b.rj ,wi foint 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 100 cm. l 1ttzbww88vwz j6r:;She places reading glasses close to her eyes, and with them she can comfortably read a newspaper at a distance of 25 cm. What lens power is r:1t8;vr6zljtb8 ww wzequired?

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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 from his eyes-5mhcc f5fwkvr+0; owzt ul6:, if he wears glas:5k rt+zf5l 0cc6umf; v wwo-hses 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 foca7 jn2l+e m-7b 0xvedtml length of 10 cm. A person has a near point of 25 cm. jnt b0edvm72 lem+-7x What is the magnification 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 foo) - l6* yl 4 bf5v7hjl/it2vjqbr*gzucal length of 10 cm. A person has a near point of 25 cm. What is the magnification of the lens for that person when the g) 6-5j/ht u2* vy ilfrb4bjl*7zqlovir 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 c2bdo:lne6jf4 zzf kwwv2z9 txw54-* cm. What is the magnification if the image is viewede c9o:zf4v2d jz5w*fbwnwk zt42l- x6 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 f17qo miis3yw *ocal length 5.0 cm as a magnifying glass. What is the maximum oq1*m7wii s y3possible 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)jp uiil8)y 2m7ax, vc cm as a magnifying glass. What is the magnificationj)2 i 8xuy,7ipvm a)cl 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 focalbthg1 k s,:jnnk c8j:h v-.1wk 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 gtn : k, kvjsw:j- k1h1bhn8.ca telescope, what is the maximum magnification 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 lmwf560tds1 q 9d3phdfqk4-ca)oii4u engths 2.0 cm, 4.0 cm, 8.0 cm, and 16 cm. If you were to use any two of these lenses to build a telescope, wd4 qw5i4dh9 aop0 uf iq3f6s)d-1kc tmhat 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 length of 200 cm and itsvknav/*-kci wbh; b-3h6pej1 ,fu31n xlc.ff eyepiece has a focai h33bucn-abf6-* fclfn1j. kkp; ,ve h/1xw vl 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 astronomical. p+7hj//0,h *s: ijtx/y:qi pclhpn5j khngy telescope with a magnification of 10. If the :tjk phi,y:*q +75/n/g.hl0yj/hxj sp pnich telescope has a converging lens of 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*c 0rezujb(g/(u * rrc astronomical telescope with a magnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the resulting length of the cc(j(g*r0u/r eru *z btelescope?

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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 is limited to a length hw 5ju4j lo; 24a2mmhvof 20 cm, what is the approximate focal length of h4lu42oa wmhvjj2;5 mthe 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 eyepiece of fo7: jcx*tlh;5cgu j.wtcal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm from the objective. Hoglxhuw*jj7 :tct.c 5 ;w 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 eyepiekqw/uekpesdn +-2tc6zwd8 8u/7jf 3b, z7 xcd ce of focal length 20 mm, adje-tk x8us87 c 7 p,/2bqwcndwk/+f6zz ej3d udusted for minimum eyestrain. 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 has an objective with a focal length of 3.00 mm xgpz27:x 0ew i r4k*czand an eyepiece g72z*w0pize c4 x:krx of focal length 6.00 cm. If the two lenses 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 6ha 4 uiy9 p; dmj16nlwos.b2awith a focal length of 8.0 mm. What is the focny.dp a4j lh;bs1aw2 o6ui 96mal 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 cobf1wo 6n ) p8;ecv cdrhddy)/0nstellation Orion has an angular separation of 10-5 rad. If the wavelength of the light from the system is 500 nm, what is the smallest aperture n yo d/bw1h;)8fdrv6ed0c)cp(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 apar9alkdcns-zz9 /vk m aa/z(cyr; g);r/t. If the focav/lmaz9)-/ngs;9 ;ay(kc/k razc r dz l length of the objective 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 thenz s,2)suh q4 rp+awg. illumination is increased. By what s) uqhsna,z4gw+. p2 rfactor does the minimum angle 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 o1zh+3be o c0zlrbit by the space shuttle. What angular resolution could this co+h01be3 zlztelescope achieve if the wavelength is 500 nm?

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