山东省滨州市新高考物理实验题100题汇总含解析

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43(Dmᵨnᵨᵯ⊤Eᵯ^⊤ViḄᑁ⌱op᳛“X1U”ᢱᐸstuvwnᵨᵯ⊤⊤xᦪ᝞ᡠ,ᑣᵯ^⊤ViḄᑁd1Q.(2)1{|}EFᵯ^⊤V௃Ḅᑁ67᪷"ᘤᩞᑖj{᝞ᵬ6EFᵯ1(⌱“ᵬ”ᡈ“”)ᔠᳮMᙠᱥᵨ
*l*ᵯ⊡ᐙ᦮.(3)e/fᘤ⌱ᵨ(⌱“Ri”ᡈ"Rd').(4)ᵨFRiViஹV2ḄᦪUiஹ5ᩭ⊤ᵯ^⊤VIḄᑁRஹ¢.73.ᙠ“£¤¥¦¥§¨©FḄᐵLME]¥§Ḅª«Lᦪ”¬᝞ᵬᡠ஺ᐜEiᢞ°ṹ¥§Ḅ²ᯠ©«´5°ṹ⌲ᢞᙠ¶·Ḅ¸¹ºE»Ḅ¥§¼©«஺ᦪ"᝞⊤ᡠS(¥¦½¾¿ÀÁ¥ឋ▲«Ãg=10m/s2)ᦪ"123456°ṹ¼ÄF(g)0306090120150¥§¼©(cm)6.007.118.209.3110.4011.52(1)ᙠᙶ᪗Lu¥§¥¦ᜧJᔆG¥§¼©«XÈÉḄÊᦪᐵLḄ*ᵬ(2)ᵫ*Ë¥§Ḅª«LᦪÌ=N/m஺(4ᶇ67ᨵᦔᦪÎ)74.ᵬÏnᵨᵯ⊤ḄÐᓄᵯ஺ᐸ⊤ᜮÓÔᵯ4=200g,ᑁG=100஺4=2.5஺,Õ=22.5Q,4=2980஺஺

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C.ᵯ¶⊤Aiå²0250pA,ᑁ4=1200஺æD.ᵯ¶⊤A2å²00.6A,ᑁ´0.125஺æE.+jᘤR஺åJ010஺ç
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71Ḅ+C=஺[3]CDE⏚⏀HIJKᨵME⏚ḄNOKKWV=X=nVnV22EPḄ☢OS=Na2E⏚ᑖḄQR஻CSNna2V221.-273࠷TUVWXNYZ9[TUXNVW\]9[p=P0(l+^)`ᳮூ᪆௃ூ௃(D[1]TU[bcᑮḄefghi&Ḅ᤬k\])lim]ᐸn)-273C(2)[2][3]pᔠers\])m᤬k]tḄYZ)P஺ᑣᨵvwxXNḄYZy᤬k\]z{Ḅᐵ}ᨵP----------=k273+/
cP=Po(1+~)ᵫTef᳛9[ḄTUVWXNYZ9[ᡈTUXNVW\]9[[4]ᙠ8CḄXNNO9ᔠ`ᳮḄᓄ஺22.@4m/sூ᪆௃ூ௃(1)পᙠe()Ḅᜐt᤮Ḅ]ᨬᙠ஺ᜐt᤮Ḅ]ᨬᜧᡠᚮOḄ஺ᜐ@(2)[2]᪷ᓫ᤮ᕜ¢£¤¥ᙠ[Cᙢh§᤮¨©[ᑣᕜ¢©[s)T,஺8ª«ᔊḄt{:%=2T

72O'B'ᔊḄg:t=1.57'2@gL,ᑣ:Z,=—=2TKt,=—=1.5Tv2qr4”,v=—V1=4m/s஺223.1.0CE6.91.5ூ᪆௃ூ௃3VḄhᵯe⊤(ᵯkᦋgj-g9VḄᵯe⊤hᵯe⊤ᵯkὶ᦮g(/ᵯe⊤⚪ᑖ᪆ᵯkkᑮᵯe⊤ᦪg3V,ᑣ¢ᵯkkᑮ〉¤Dᵯe⊤ᦪg3U=±x3V=L0V9(2)[2]ᵫ⚪ᵯe⊤Ḅj-g3V,ᑁkfg2kQ,⌕ᦋᡂ9VḄᵯe⊤᪷ὶᵯ§Ḅᱯ1¢ᡠὶḄᵯkᵯkwg2x2kC=4kCᦑᵯkw⌱C©ᙠᑖeᵯ§.gª⁚~^;kᘤ⌱ᵨkrHḄᓽ⌱E(3)[4]ᵫ®᜜ᵯ§¯§ᵯe⊤ḄᵯegU=2.3Vᑣᵯ°Ḅᵯ^±gE=2.3x3V=6.9V[5]ᑁkg

73ூ³᪆௃(1)ᵯ§µᵨὶᓽᵯe⊤¶ὶᙠᵯ°Bzᵫ·ᵯh⊤ᑁk¸¢ᑣwµᵨᵯh⊤4¹ᵯ°Ḅᑁyᵯ§᝞ᡠ஺(3)᪷º=º(ºº¼½¢ᵯ°Ḅᵯ^±gº=1.45V,ᑁkgº+ºº===¿Àº=1.30~,ᦑº=!30º(0#0º=0.60º;(4)ᵫÂᔠᵯ§pÃPÄ¢º=º+Åź;OºÆ=º£(⁠,_ouU¤º7=஺º=0,ᑣᨵË=ººÌÍ=º஺³º=ź=Å஺LJLJLJ:C®¯C®ூ³᪆௃ூγ௃(1)[1].᪷ᵯ§
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79ூᑖ᪆௃ூ+&௃(1)[1][2].,Ḅᨬᜧ/=.+᳝$&=4.01+4.0()+3.99*1-2s=i.00m/s01nz3T6x0.02012ᨬ36456,7ᐵ9:;<7=>;/a~9F(3.25+2.97+2.60)-(4.00+3.81+3.52),=------------iߟH-----------LxICT?2m/s22=-1.73m/s29x0.042ফ[3][4].᪷@Af=ma=0.6x(-1.73)N--1.04NB,ᒴ>;ᱫEFGHFᜧᓽᨵF=fᑣ,ḄKL᳛/p=Fv=fv=1.04x1W=1.04Wnim36.EG⊤OᦪI,V⊤OᦪUy-/?ᵯRST&᪆1.5O.f0ூ&᪆௃ூ+&௃(1)[1].G⊤UV
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82&Ap=kS¼ὃ⇋ᵯZ⊤ḄᑁHᑣ?=?-ÂᑣS¬Ḅ²᳛ÃuᡠAÄḄᵯH᳛©ᨵÅÆ஺1»39.ACூ&᪆௃ூᑖ᪆௃ூ+&௃(1)পzᵨ“xlO”ᢱÉÊ3W"ËᵯH:Ìᢣ┐qÏÐÑᜧᨬ3ÒÓÔᢸ¤qÖ×ØᩭµÙÚWᵯHḄHi_/w⊤ᢣ┐ᙠiᵯH▬ÜÝᦪ=Þß◤ᣚ_Ḅâ᳛ᣚ“xl”ᢱâ᳛3◤ãäÉÊ3lW"ᦑACåæBD┯Þnᦑ⌱AC(2)[2]ᵯᵯ;éᨵ3V,ᦑ⌱ᵨᵯe⊤Vi("p0~3V,ᑁHëᜧ)níRḄᵯZᨬᜧᵯZ/,3=—A=100mA0130ᦑ⌱ᵨᵯZ⊤Ai("p0~50mAᑁHî12஺)ÚWᵯHHiïᵯe⊤ᑁHᵯZ⊤6⌱᜜ca[᪷@¼ᵯHbccᙠᵯe⊤ᵯHᨬᜧᵯe/U=1A4=50X10-3X30V=1.5Véᵯe⊤VI"pḄðn¼ÚWᵯHGiᵯHjὶᑣñòᵯe/U=4(:+R)=50x10-x(30+50)v=4Vóᑮᵯe⊤Ḅ"p/óᑮW"õ"öæḄ÷Ḅt;uHᘤzᵨᑖecaᦑ⌱ᵨHiḄt;uHᘤR1,ᵯRS᝞SᡠOூ&᪆௃ூᑖ᪆௃

83ூ+&௃(1)᪷@ᙠᒴubø>;ù4ᑁḄúᙳü4ᑁ±ÖḄýA0.4sþḄ0.3-0.14/:m/s=0.4m/s0.4,.i.0.32—0.240.2sþḄ/v=----------------m/s=0.2m/s,0.4u—M04-02ᑣᩈᙽḄa=-----='"m/s2=1.Om/s2.t0.2(2)⌱ᩈᙽẆḄᩈᙽ☢ᔣḄina=mgsmO-/jmgcos0gsinS-a஻=cos61ூ௃⚪Ḅᐵ"#⍝ᒴ&'()*Ḅ+,ᙠ./01ᑁḄ3ᙳ567108Ḅ90:;<=>?@ḄAᳮC*᥅EFᦪḄ⊤IJ.41.10150600ூ᪆௃ூᑖ᪆௃ூN௃᪷PQᔠSTUV/=>RiW#XᵯZᨬᜧ0]^ᵯ_ᨬ`ᓽb⌕dU“0”஺8fghijஹl⊤mnopq⁚s*&_ᘤRḄ_uvAᵯZ⊤ᢣ┐ᢣᑮ10mA8ᜐ(2)ফᦋ}~ST⊤Ḅᑁ_E1sR=—=~Q=150Q8410x10-3r[3]2mA8ᜐ᪗p15=(—^-150)Q=600Q11t2x10-342.4.50l⊤m180ூ᪆௃ூᑖ᪆௃ூN௃Qᔠᐵ&ஹS2,GRipὶq⁚s*&_ᘤR,ᮣᵯZᦪh=0.90mA,᪷Ppὶᵯᱯ=>RiḄᵯZ

84.R,I.=-^1.=3.60mAᦑ0ᵯᵯZ/=4.50mAফ2ᦋ}ST⊤~⊤ᑁᨵᵯ᪷Pᵨᵯ⊤“jlC”Ḅᱯ⊤mMhol⊤m3᪷PST⊤ḄAᳮSTq0ᨵE135R.=—=O=270QI5x10-3o]ᵯ_~C⊤ḄᵯZI=0.60mA,ᵯ7ḄᵯZ/=5/=3.00mAᑣᨵFᵨ+ᔆ6=180஺43.B4AḄ_ᜧ6BḄ_ூ᪆௃ூᑖ᪆௃ூN௃(1)ᵫ6¢ᳫ¤3)*¥¦Fᙠ¦§'(¨`ᳫAᙠ©7)*Fªᢝ¥☟®)*ᜧ`¥¦¯°d±¢ᳫ²³fg¯¦ᦑ´µ¶¯¦ᦑB°d஺ᦑ⌱B(2)2¢`ᳫ·¸¹ºfgḄ»¼ᑖ½hiஹh2ஹh3,`ᳫAᙠ¥¾01/ᑁ²³Ḅ»ᑖ½%—112®h2—h3᪷PAx=gT?WT—*%*%(3)3`ᳫA¿Àᙠ`ᳫBḄ~¨ÁFAᳫ)*>Â7ᡠ¤3_ᜧ6Bᳫᡠ_஺

8544.BwṺḄ☢1.53ூ᪆௃ூᑖ᪆௃ᐝ~☢ᐝ~ᴻ☢ᙳᵨL᪷NᳮGᵨ┐GᐭᐝCᢚᐝ.ூ5௃(1)ᴻẈḄᐝ~☢ᵨG☢Ḅ☢ḄS᦮Ghᢚ᳛Ḅ¡GB¢L(2)/j¤¥G¦§wṺ☢¨☢L(3)ᐝ&᝞ᡠ©:，:Jr+丁J+++J+斗+—:：・J*十J+、1.•J+七1+A-++++•¬+᳝ᔢ᳝ᓝ--H-++V-I-•••I¯T+++H+TT*1-v++*+++++++-53°±²¨>[¢±³Ḅ´µ//,ᐝḄᐭ·/4,ᢚ·/ὡGᑣsin4=¼53L½¾798,.2.2sind0.798…sin/.=2().521,ᡠIÆᴻẈḄᢚ᳛஻=----L=-----=1.53V2.22+3.62sin20.52131¬2+.%)/g(S3-Si)/?45.—(.?|+s2)f402ூ᪆௃ூᑖ᪆௃ூ5௃(1)[1]ᡭB.QGÍᱥ½ÏḄUBVWACÒḄSᙳUBGᡠIÓ=^^=3(Õ+$2)/LফØᳮᡭZC.QGÍᱥ½ÏḄUBI=^^=($2+⎃)/LবᵫÛUBḄÜÝ

86(2)[4]ᵫÏÐÑÒUVmg—kmg=ma,/=ஹ@,V$34Óᐭᦪuf=40Hz.ூ௃⚪Õ⌕ὃ×@Ø´µ¶ÙឤUV?@ஹÛÜᦪPᑖ᪆.ÝÞß⚪Ḅᐵ"Á<᪷PÛÜᦪPàCᡭ.Ḅ90ஹ᦮º>ÂḄ±⚪⌕ᱯ½ãäḄÁᡭ0ᘤḄ⚣᳛¯ÁçèᵨḄ50Hz.46.DFG0.808.942.0ூ᪆௃ூ௃ᵫéêéW#ᡠ]ᨬᜧᵯZë2A,ᑣᵯZ⊤h⌱ìDফᵯᵯ*íë9V,◤⌕ïᵯð⊤ᦋ}ᡂ9VḄᵯð⊤òὶᵯ_ᑖð6V,Áᵯð⊤^ÂḄ2óᵫòὶᵯᱯW#ᑖðᵯ__uᵯð⊤ᑁ_Ḅ2óë8KQ,ᵯ_ôh⌱ìF[3]ᵫ6⌕]^õᵯö?▭Ḅᵯ*í®ᑁ_ø?@ùús*&_ᘤh⌱ìGফ[4]ï^Â3VḄᵯð⊤^Â᡽ᜧ9V,ᑖðᵯ_ᑖð6V,ᑖðᵯ_ᑖðÁᵯð⊤¢üᵯðḄ2óᵫ⚪äW#ᵯð⊤ᡠᙠýᵯð2.40V,ᑖðᵯ_¢üᵯðᵯð⊤¢üᵯðḄ2ó?@0hªᢝþfg¯&ᦋ&᧎
ᵯ⊤ᦪ0.80V,ᵯᑖL60V,ᡂᵯ⊤᡽ᜧ;(3)[5]ᑖᵯᵯᵯ⊤ᵯḄ2ᵯ⊤ᦪU,ᑣᵯ3U,ᙠᔠᵯᵯᵯ!"Þ=3஺+/(ᔆ+&)᦮ᳮ%&U=_LE—33ᵫ(()%*()+,-.Z?=-E=2.98V3ᵯᵯ!"E=8.94Vয()0᳛Ḅ23

87,Y+R,2.98—1.0k=--------=--------------=131.98ᵯᑁr-2.0Q47.ᡭ67ᘤ1.864:;ூ=᪆௃ூᑖ᪆௃(1)@ABᐜDEᡭ67ᘤᵯFDEᵯ!GḄᵯH(2)᪷JKKL=MNO᪷JK_L=QNOH(3)᪷Jv=wr=,oDRᔠ(SᑨUQNOḄ;ᓄ.ூX=௃(1)@ABᐜDEᡭ67ᘤᵯFDEᵯ!GḄᵯH(2)YZ[!ḄNOᜧ\_—;~□Q.oA^஺`/஺QNOKbHc===eTccc/c=64ccc/c(3)᪷Jv=(or=,c)D,fv-D(Sgh6ḄiM%*s:;.48.ᵯ⊤BD3Vkl@AmkᐵBUk-1.3x10^)2.0opூ=᪆௃ூᑖ᪆௃ூX=௃(1).[1].ᵯ⊤BD3VHkl@AmkᐵBUk;(2)@[2].(S᝞(:

88ঝ[3][4].ᵫsI*3ᓽ—=X+RISAAᑣu-x(SḄ0᳛,P7.8-2.0.._k=—=--------=11.3S0.6=&p^.SxlO^Q-mᵫ(S%*x=0w=2.0஺%*ᵯx⊤ᑁ2.0CLঞ[5].ᵫyzᑖ᪆%*ᵯx⊤ᑁ3iMḄ0᳛{|}ᑣᳮ~zᵨᵯ&Ḅᵯ᳛ᐸ@
oop஺49.CDᔠூ=᪆௃ூᑖ᪆௃᪷J@AḄ@Ahᳮஹ⌕LḄQOᑖ᪆⊝᥅ᵨ@Ag◤⌕ᵨOYZz6Ḅ.ᵨᜩ\¡¢£ᑁ¤ṹḄ¦§\᫜¡©☢«¬Ḅ¦§᪷J@Ahᳮ®@A¯)°±@AḄhfᓽ%L=஺ூX=௃(1)²]y\¡¢£ᑁ´ṹẆ¶3)᪷J!·¸ᳮ%*¹Fx=~Mv~-gMv1ᐸF%yᵨ\᫜y¡©☢Ḅ«¬Ḅºᩭ¼½xYZz¾6¿Ḅ.M\¢£ᑁ¤ṹḄ¦§%v3B6ḄNOf◤⌕ḄᱥᳮYZz¾6¿Ḅ.x,\¢£ᑁ¤ṹḄ¦§M,\᫜¡©☢«¬Ḅ¦§m,ÂNO:ᜐᳮḄ7ÄḄRÅᦑCDÇ®AB

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Óᔠ@AḄ@▭ÕÖ஺50.0.4700~32.40~107.5ூ=᪆௃ூX=௃(1)[1].×ØÙᘤḄÚ¸O0,ÛÜÝØÞOᙠ47ßᜐ
().47()mm஺(RÅ
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Ýâ0.001mm,
0.470mm)(2)ফ[3][4][5].ᵫãᘤäᦪ®¸ᘤᩞ஺ᵯᵯ!"4.5V,æᵯ⊤⌱ᵨ0~15Vᐸᢣ┐éÞg\B⌱ᵨ0~3Vðñ஺ᵫᵯêëᑖ᪆hᳮ஺ᵯ⊤Ýᦪìí:;ᵯx⊤Ýᦪ;ᓄîïð
ñᜧᵯ⊤ᵯoDòKóìᓟõöᵯᵯ!"÷ᨵ4.5V,ᵫõù¸ë7Ä*ᵯx÷ᨵìúûᦑᵯx⊤⌱ᵨ0~10mAðñ஺4%
ñᜧᑣBÐᵯx⊤ᑁDᓽS?üâb஺ᵯ⊤ýéḄ)ᑣÝᦪ4U=—x3V=2.4V53ᵯx⊤ýéḄ“ᑣ
ᦪᐭṹḄூ᪆௃ூᑖ᪆௃ூ௃(1)ᜐᳮᒴᡠᡭḄ!"#$%ᵨ'(.ᐵ+,-'(ᔜ/0Ḅᱥᳮ23"At456789ᑁḄ;<="t4◤67Ḅ899◞"᝞AB5/CDE/C"ᑣ45FCḄ899◞t=O.ls,(3.68-3.51)xlO-m,!ᐭGH$%"=0.16m/slIGJKᵨᨬMENOP

90RNḄ;<=#"H$%o=0.15m/sL(1)᪷TUḄᦪT"ᔠᳮḄWXYᙶ᪗Ḅ\%]"KU^_`%abIcdaᜧ"Jfghiᔣᜳl45஺nop.ᵫrstFḄvw0Wxᑮ1Nzᔠ〉"|aᑣw0ᑮ3m/sizᔠ〉.W}\%"᪷TᦪTst/CḄ;x"~/CᵨEᩩ4ᩭ"fᙶ᪗EC.᝞Uᡠ.(3)ᜐᳮU⚪⌕2UḄ_᳛ஹCஹCஹ☢723"dsᳮ0Ḅ23ᑣ⚪~ᑓ|.fYᙶ᪗6|cC"Ccᢞṹ8"b¡¢ᵫ$%"ᓽ¤¥b¡¢ᨵ§"wr§Ḅᩭ¨ὃ⇋«᧕Hᑮᫀ"¯°ṹḄ"|ᙠ(1)ḄU⊤³´µṹḄ¶"|·ᨵὃ⇋ṹḄ.52.22.50(22.50~22.52ᙳG)C23.()(22.723.2ᙳG)ூ᪆௃ூ௃(1)[1]º»\%¼Ḅ½\%f¾¿ÀÁhÂ"ᵫᦪG»r8¾¿Ḅ22.50cm(2)[2]A.¾¿ÃÄᨵ"¾¿ÅÆᢈ8ᵫÈÃÄÉᯠᨵEtḄË"ᦑ¾¿ÅÆᢞ8ÍḄ%"ÎdÏÐѾ¿ḄÒ%"A┯Ô;B.ÆᢞḄÖṹa"ᨵGd×¾¿Ḅ¾ឋ▲%"B┯Ô;CD.ᵫÈ:AFk=EArᓽkf¾Ḅ0AFÛ¥ÜḄÝ0Axᨵᐵ"f¾¿ḄÃÞᐵ"Cs"D┯Ô.(3)ß᪷TUᨵ:,AF300X10-3X9.8NXI,k=-----=-------------------------N/m=23.0N/mAA-(33.2-20.4)x1O-2àᜧ1áâᜧ

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ᵯ⊤ḄᑖᵨᙠḄᵯᜧ᪷2Ḅ᳛!"#ᜧ.54.bD/1(R”+&))+(/]+2)rL46V-1.49V0.80M).860Qூ᪆௃ூ௃(1)[1].%&ᘤᩞ)*ᯠ,ᨵᵯ⊤./0123ᵯ⊤4ᵯ⊤G5ὶ73ᵯ89:ᦋ<ᡂ>ᜧ?@Ḅᵯ⊤஺4ᵯ⊤AiB#ᵯ8Ro5ὶ9ᦋ<ᡂ73?@CU=+6)=3X10-3X(10+990)V=3VḄᵯ⊤Dᑣ(a)ஹ(b)23GὃᵯIᐸ)ᔠᳮḄMb[2].CᵯNḄᑁ8>Pᡠ:RSTᵨ>Pᨬᜧ#ḄVWX8ᘤᨵᑭ
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ṺBṺ᫜Ḅ,ᓽP?M◤⌕ᜧ
ṺBṺ᫜Ḅ?m.ফᵫ஻஺=2.1(kmᡭx{ᘤᙠᡭDx{Ḅv=%஺óô.=ফ10+3.90)x10"0.50m/56T6x0.02(3)ᳮ==-ᑣḼḄᜧ2¡¢Xᜧ.ᦑD⚗¥¦.56.§¨Babூ᪆௃ூ௃(1)[1].©<{7⌕ª«¬®¯°ᜐ
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95W0.12v=----------m/s=2m/s000.02x3ᡠYPo=0.300x2kg-m/s=0.600kg-m/sবOᵨ[RSḄT>Mᙽ1\Mᙽ2Ḅ>\]^(Mᙽ1viV,=—:------m/s=0.983m/s10.02x3Mᙽ2V22.1x10-3v=~~~~----rm/s=3m/s20.700xlO-3Y9Mᙽ_`OᵨY[RSḄT>ᜧp=nqV[+m,v=0.300x0.983kg-m/s+0.100x3kg-m/s-0.595kgm/s2(3)[4]ᑖ᪆;a7
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ḄADḄᨵ_AD_4.53cmVÿ=75.5cm/s3x0.02sᓽᵯḄ஺ᙊᕜᑣv75.5cm/sn=----=--------------«48r/s2TCR3.14x0.50cmম[3]ᨵᙠ"#Ḅ$%&'()ᜧ+Ḅ,-.ᢥᵯ0ᨵ1#,3ᑮḄ56ᜧ஺65.783.02.()6868ூ;᪆௃ூᑖ᪆௃ூ?;௃@7AᘤᙠᵯCDEFᑮG⁚ᵯIḄJᵨ@ᱏPᔣN@R5O8ᵯCPᵯAO8PᵯI7ᜧᵯQᑁAᵯS7ᜧᑣCTᵯSO8ᓽᵯARoᵯSO8ᵯIO8ᓽᵯIUVᘤ1ḄWᦪ78஺ফ[2ᓅ3].ᵫ[ᔠᵯC]^_`a3hRo=E-(I1+I2)r7b34=----------------ᵫᦪcdadefDḄk=-----ᵨ+,ᵫeadb=1.50k=lxl0-3;3E=3.0Vr=2.0(3)[4][5].ghiDUVᘤ1j_5ᵯAkὶᐙ'ᵯS⊤oᵨᵫ(ᵯIUVᘤ1ḄᑖIoᵯIUVᘤ

992DᵯIpq58(rh5,ᡠpqtuḄᵯSWᦪvwxḄ'ᵯCyCᵯS⊤ḄᑖIaz{ᶍ}ᦑyCᵯIwxḄᑣefEzyIᵯIᔣ᝞eᡠWᦑefjᙶ᪗ḄO8ᵯpq5O8efḄ᳛7ᜧᦑᑁApq58(rh5஺,mg—(m+M)a66.1.18m/s1.50m/s2஻=----------------------Mgூ;᪆௃ூ?;௃(1)[1][2].&ᦪḄ◞T=0.10s,Sj=9.50cm>S2=11.00cm>sj=12.5cm>s=14.00cm,4ᡭCḄᜧ8ᐭᦪ53v=1.18m/sc_a,+a_(5+5,)-(5|+S)2432a~2~4Fᐭᦪ53a=1.50m/s2(2)[3].ᩈᙽஹṹấṹᡂḄ¡ᵫ¢£¤¥_`3mg—pMg=(M+m)a;3_mg-(m+M)a஻Mg67.¦§1.015g=—2ூ;᪆௃ூ?;௃᪷©hi0ᳮ⚪¬ad◤⌕ᵨ¦§pqAᑮᐝᵯ±Ḅ²³ᦑ⌱¦§(2)[2].20ᑖḄµ᪗ᓱ§·xv0.05mm,µ᪗ᓱ§Ḅ¸§¹ᦪ1cm,µ᪗§¤3º¦¸

100§»¼¦½ᡠzµ᪗¹ᦪ3x().()5mm=O.15mm,ᡠzᨬ¿¹ᦪÀlcm+().15m=1.015cm.(3)[3].᪷©ÁÂÃឤḄ⊤Å-ᨵmgh--niv2ᑭᵨ8ᳫÈ$ᐝᵯ±ḄÉᙳᩭÌÍᨵdv=᦮ᳮÏᨵ=%t2d2ᑣ᳛k*d2a3kd268.+1CDH5Qூ;᪆௃ூᑖ᪆௃ூ?;௃]^⊤ᑁÐᵯQÑ᩽jÓ⊤Ô&ÕᑣᵯÔÖ⊤ÔᡠzeDaE×ᵯI⊤Ḅ“+”ফᵯI⊤jᑖSᵯAkὶazᦋÝᡂᵯS⊤ᵫeWᵯCeadpqᵯSEÞßᐵSᢁᔣ1(2)[3]Dâ¦15Ḅ“xl”ᢱḄ]^⊤D5ᵯA15஺]^⊤ᑁAä(D5ᵯA]^GåᵯCᵯIF15/=±=*=0æA=100mAç15ᦑᵯI⊤E⌱èC[4]'ᦋÝᡂ]^⊤×ᐭ¼ºGåᵯAᵫ⚪¬ᵫ(]^⊤ḄᑁA15Q,ᑣEJK-&=15஺1gᦑ@7Aᘤ⌱D;ম'ᦋÝq%0-15VḄᵯS⊤Ekὶ¼ºA5êU-I&Rg=15-0.1x2.5஺=]47.5Q401ᦑ_5ᵯA⌱H3বযïᵯA5ᢣᙠ¥ñᓽòᵯI4&

101375mA4&ᡠzópᵯAE15/?=--&=(——15)஺=5C1"75x10-369.P100mA&ôூ;᪆௃ூ?;௃(1)UH2]õᵨᵯ⊤Ó⊤Ô×⊤Ḅö÷øᦑᵫeadPõᵨᵯ⊤ḄÓ⊤Ô(õᵨᵯ⊤pq⍳úᵯIᵫÖ⊤Ô1⊤ᵫÓ⊤Ôu⊤ᦑadÓ⊤ÔEjbÕ×;ফ[3][4]᪷©8üýḄþÿ
ᵯᵯ_0="=^=—A=0.08A=50mA□n2.Jᵯ25)□==஺=M25Qᦑ!ᵨᵯ⊤$ᵯᢱ&'⌱100mA)*+ᘤ'⌱R1(3)ম)*+ᘤ-.ᵨḄᑖ12345ᦑ637᝞7ᡠ:(4)[6]᪷<7=
>?@ᵯ1ᵯI=78mA=0.078A,ᦑABḄᵯ2200^8(5)[7]Cᵨ!ᵨᵯ⊤ᵯ᫏ᵯBEFGᵨᑮ⊤ᑁḄᵯJ5ᓽ⊤ᑁᵯJᵯ*LMᑁḄᜧO!ᵨᵯ⊤ᵯ᫏ḄPQR5ᦑSḄᵯTUVWXY-XZḄ஺70.-)ᙽM\ᐝᩩḄ_`MmglDt

102ூb᪆௃ூeb௃\ᐝᩩfg5hiBjk5lᵨmᙳogpqrstBog5ᢱᐝᩩhiᐝᵯuḄogdv=d(2)[2]v)ᙽM\ᐝᩩḄ_`M,ᡲxMyṹ{|i&5}~Ḅ*11d,/Ek=—(M+m)v2——(m+M)"(—)22tV⌕Ḅᱥᳮ)ᙽMᢱᐝᩩḄ_`M.(3)[3]᪷<⚪
5}~LᓽᡲxMyṹḄ5JEp=mgl(4)[4]ឤ5◤Ḅᐵ}-1d2mgl=—(m+M)-(—)'-"/75ABC┯5D஺ᦑ⌱D஺71.ADBG3.0ᜧ5ᑁᵯḄWᒹᵯ⊤ᑁ5ᡠlᜧUVWூb᪆௃ூᑖ᪆௃ூeb௃(1)[1]AB.¡ᵯJ¢£ᨵᵯ*L5ᦑFᵨ¥¦⊤$3ᐸᑁ5ᦑA5B┯¨CD.¡ᵯJᑁ©ᜧ5ᵨᨵᑁḄªᱯ⊤SḄᵯ*L©ᜧ5ᦑC┯5D஺ᦑ⌱AD,(2)[2]ᡠ¬ᘤ®ᨵᵯ1⊤5¯Wᵯ°±5²hi³ὶ¯Wᵯᦋ¶ᡂᵯ1⊤5᪷<(1)Ḅᑖ᪆
W°F5ᡠl⌱ᵨ¸4ᵯ¹ᵯ*LMᑁ5ᮣ»ᵯ⊤$33ᵯ¹Ḅ?᩽5Sᵯ0.32mA,⌱ᮣ»ᵯ⊤A2M+½5ᡠlV'⌱¾Ḅᘤᩞ-BG஺[3]¢⚪-ᑭᵨ¸4ᵯ¹ᑁÁᵯ*L5ᵯ᝞7ᡠ:ÂS_||~<<--------[4]ᵫÈᔠᵯ¥¦¯ÊE=/(R+r),+ËS

103᪷<7ÌḄÍ᳛⊤:ᵯ*L5SᵯJÏḄᵯ*L25-0E=a3.0V10.4-2.0মᢥ᯿AVÓ45ÔḄᵯ¹ᑁ-ᵯ⊤A2Mᵯ¹?ÕᑖᵯÖM5AᑁᵯḄWTUVWXYᜧ஺72.(1)3411(2)ר67᝞7;(3)Ri(4)u,uஹூ᪆௃Ù⚪ᑖ᪆Ú(1)ᵨ!ᵨᵯ⊤SḄᵯ1⊤Ḅᑁ34x1110=3411஺¨(2)ᵬ75ᵯ1⊤V2ḄᵯTRiWX>5hiᵯ1⊤V2ḄᵯFÜᶍ5ᦑᵨhiRiḄᵯÞhiV1Ḅᵯ5ᑣ±ᜧ¨ᦑᵨ×ᵯ±ᔠᳮ¨ᵯ63᝞7¨(3)V)*+ᘤ⌕ᵨᑖ1ᵯ5ᦑᵨ⌱àW±ḄR”R=Uஹ_UL(4)᪷<¥¦¯Ê
ÚVlU,U[U,-U\ὃäÚᵯ1⊤Ḅᑁூåæäç௃A⚪Cᵨᵯ1⊤Á¯Wᵯ¯ᵯ1⊤Ḅᑁ¨ᐵè-⌕éêVḄëᳮ5ìUᑖ᪆VíᩭḄ}~5ïᔠÕᑖᵯḄ¥¦¯ÊᩭᜐᳮVḄA⚪-ª¸4ᵯḄᦋñV5ò±ó⚨5-⍝ὃö÷øVḄù⚪.

104t/7Nூ*᪆௃ூ-*௃ᢥ᯿⊤1ᡠ3ᦪ5ᙠᙶ᪗91:;<ᵨᩩ?@ABᓽDE⌕GHIJDKLḄ;Aᙠ@NEOPQ?@Ḅ;ᜧSᙳᒴᙢᑖXᙠ?@YZE[\QᜧḄ;]^_┯aEbcde஺u.64n2HQ.8C.64II-J^20O(2)2᪷5⊤hi/=ᦇ(*-y)kl@Ḅm᳛⊤opqḄrs9ᦪEᦑk=—=28N/mAx74.1ᐭᵯw3Vxy⊤zḄ{|sᜐ10135ூ*᪆௃ூ-*௃(1)~ᣚᐵsBᐭ1Eᵯ⊤ᵯR2ὶER<ὶE<ὶᵯEᑣᑖᜧEᦑᣚᐵsbBᐭ1Eᵯ⊤_ᜧ஺ফ᪷5ᵯḄ“”ᔠᑁᵯDᵯbAᐭ஺(2)3ᣚᐵSBᐭ“5”Eᵯ⊤ᵯὶELᵨᵯ⊤ᵯw⊤஺4_-^-+/J&=3VU=/g&+(3)5¡⁚xy¡{£¤b¥ᢣ┐[ᑮxy⊤zḄ{|s@©ª஺6«¬᳛“xl”ᑣ^ᵯḄ10xlQ=10Qo®Lᵨᵯ⊤Ḅ1ᵯᓽᑁᵯᜧE¬᳛“XI”ELᵨᵯ⊤Ḅᑁ15xic=15஺E¬᳛

105“X10”B5!ᵨᵯ⊤Ḅᑁ15x100=1500,ᑣ!ᵨᵯ⊤Ḅᑁ+ᓄ135co75.30.3F+ூ᪆௃ூ௃[1]üṹýᙢÿᩈᙽᐸᜧᵨḄᓽ5~1Ḅᑖফṹ!ᙢᩈᙽ#ᙠ%᥅'()ᵨ*ᒴᨵf=4mgᩈᙽ-ᩈ.Ḅ᥅'/ᦪ஻=0.3[3]ᵫ2ṹ!ᙢ3456789(Ḅ-:Ḅ;<=ᐵᡠ@5ABCDEFCGḄ᥅'/ᦪ-H▭JKL5M஺76.0.400%ᵨ1.90OPPQRL4)——ூ᪆௃ூ௃পপTUCVᘤḄXYZ[ᦪ\0mm,U]Z[ᦪ\4().()x().()lmm=0.4()()mm,ᑣCDJ\0.400mm(2)[2]ᵫ⚪`aOPPQᵯc᳛Ḅf\2.0x100~3.0x10-7஺.mEᵫhiCDaOPPQjk\0.400mm,lmnoaOPḄRpᨵ20cm,ᵫᵯcYqGOPPQᵯc\&=,vᨵOPPQwQw☢y,zᐭhiᦪmGOPPQᵯc|0.4Q(஺~2.5xl(T7dᵨᵯ⊤ஹᵯ⊤jCDOPPQḄᵯᐸᵯᵯ⊤ᦪ5ᓛ஺◤⌕YJᵯc-OPPQὶ\᦮(+)CDᐸᵯᵯᑣᵯ⊤ᓛ஺L᦮(&+Rஹ)-ᵯ⊤ᵯ⊤ᑁcᨵ

106—:----=-----«½,-------=-------«OOZRA0.1Q%+64.4Qᑣᵯ⊤᜜B¿^_a\EÀÁÂᘤ0~2஺Ebᵨ▲B¿ÅDÆÇÈÉᨵᦔ^_Eᑣᐸ^_ᵯÍ᝞lᡠoR*Ïববᵯw⊤_0~3V,ᐸᨬᨵᦔ|s0.1V,ÒÓÔ^_1.90V(4)[4][5]ᵫÖNᔜikᵯ᳛◀^_ÙÚÚÛ?Ü4ஹYᵯwUஹᵯ/Ö᜜EÞ◤ᵨ|sà^_ÙÚÚÛásâ஺ᡈ2--30077.10VAi24/ூ᪆௃ூ௃(DপåLᵨᵯ⊤æK⌱èᐵªé“xlk”ᢱE¡{Ò^_EᑣᵯR*Ḅë10xikC=10kC(2)জফíᵯEḄᵯÁî12V,ᡠÖᵯw⊤⌱V2ïðÍ1ḄᨬᜧᵯëE12ñ'=ὡ=I^=L2xl°'A=I.2xlOmAᡠÖᵯ⊤⌱A“ঝ[4]᪷5⚪HEõJDKö÷^_ᐸᑁEᡠÖÀÁÂᘤᵨᑖwiB¿ícᵯ]ᜧᵯEᡠÖᵯ⊤ᵨᑁB¿EøðÍ1Ḅᨬᜧᵯ/max=L2xl()3nAᜧéAlḄ_EᡠÖb<ὶùᵯR”ᦋᡂüᜧ_Ḅᵯ⊤EᑣýþḄᵯÍlE᝞lᡠo:

107ঞম᪷mᵯaRஹḄᵯ\5=3—3RஹḄᵯ\::7ᗞ᪷m¡Yqᨵ:R,=N1X-^--300zᐭ¢G£&=ᡈ&4/h78,yjl2-h2+x.^=(m\/xூ¢᪆௃ூᑖ᪆௃ூ¨¢௃(1)[1].©%ᙽ*%ᑮ«¬m®YᳮGÿg஻g•/-"mgX\=0¢G_hJ/2஻2+(2)[2].©%ᙽA%ᑮ°☢ᨬ²Ḅ\V”ᙠ³´µ☢h¶m·¸¹ºYqGpni|g=niia¢Ga=ngm»¼ᐵ½¾¿GO1=42᧾

108ÀA-BÁÂ\V2,ÃᳮG᪷mAஹBÁÂDÄឤGmiVi=(mi+m2)V2ὶÆ¢GÇÈ=(É+Ê)79.(1)BফËÌবmi2mÍூ¢᪆௃ூ¨¢௃(1)ᵫ⚪`aÎÏḄÎឋÑ®]ᓄ\ᳫḄ®ᑣᵫEÔ!mV?ᓽÖGÎឋÑ®×ᦑCDᳫḄÙDm@ÚᐝᵯÜḄv,\ÝCDᳫḄᙠ´ÞḄ³´»¼ßD@¶àᳫḄjkᙳ5◤⌕CD×ᦑBâãACD┯å.ᦑ⌱B(2)ᵫ(1)aE=-mivi2+—miV22P22ᵫh=gt2G£´ÞḄ¶1=2g᪷m³´çᔣhḄᒴj4éqa:Vl=V=^-227■n121ëgM⊈gX2ᓽEp=miVi+m2V2=—ߟ----1—224h4/7(3)᪷mDÄឤYqaᳫÁ:D\íÁçᔣᔣîÀᔣï\âᑣᨵ£O=miv-m2V26᪷m³´çᔣx=vtG£miXi=mX2280.ðxlOO40009ᵯ⊤ᑁcñᜧ2ᵯòᑁckூ¢᪆௃ூ¨¢௃¡⊤ᑁcᵯòð᩽-ô⊤PKõ᪷mᵯ⊤Ḅöᵨ÷ᑣ“ᵯùâ4úᐭð4úû”aô⊤P-ýCᵯ⊤ð4úK஺(2)[2]Ê⌱þÿᐵ
ᑮ“xi0”Ḅᢱᢣ┐ᑣ⊤ᜧᜧᵯᡠ⌱ᢱ!"#$%ᣚᵨxl()0ᢱ()*+,-./⊤0ᦪ40x1000=40000஺(3)[4]ᵫ456ᔠ89:

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11082.A1.50.40.283Eூ᪆௃ூ௃(1)o]¤¯!"◤⌕ᵯr²+[³*⁚¤´%µᵨ<ᘤᑖD¶/¤·¸ᑁ¹ᵯr⊤ᑁº,ᦑ%µᵨᵯr⊤᜜¶/¼᜜½᡽ᜧᵯD⊤.¿%ᵨ&¥ᵯD⊤Kὶᦑ£ᳮ4᝞4ᡠ0E(2)[2]/-U4O4Ḅ©᳛⊤0ᵯḄ᎔ᦪᵫ4@Ä4Ḅ©᳛«ᵯDḄᜧ§ᦑᵯ«ᵯrḄᜧ§ᜧ/ᐸ£¤·ÆḄᵯ᳛«ḼᵯrḄᜧ§ᜧ/A.¹ᑖ᪆ÇÈᦑA¡¢/B.¹ᑖ᪆UÈᦑB┯#;C.¹ᑖ᪆UÈᦑC┯#;D.¹ᑖ᪆UÈᦑD┯#;ব[3]·¸¡ÊËÌ]Ḅᵯ:ᑣÎᵨᵯ⊤@Ï⌱ZᢱḄxlᢱ/ᵫ40Îᵨᵯ⊤@Äᐸ0ᦪ5(4)[4]nᵯJᑁÐC᜜ᵯNᵯ]ᵯJḄÑuÒ᳛ᨬᜧᵯJḄᨬᜧÑuÒ᳛:

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112(2)[2]Ô<ᵯrḄ⚣᳛F,ᑣÇÖᡭØḄ]ÙÙ◞ᑣ45OÇÖVᦪØÙḄ]Ù5T,ᵫÛÜ9:4=30(57)2A:75(3)ᵫÛÜ9:1,L=v(5T)+-a(5T)22Dv^v+a(5T)EDAÝÞß:J7…)/E3014bi85.80120--170/kkூA᪆௃ூàA௃(1)[1][2].⌱Z[ᐵ¹“1”ஹ“2”Çá]ᵯr⊤.¿ᑖ{2.5mA¥1mA஺᪷jKஹâὶᵯNᱯØᨵ/()(*+)+/2.5mA4ὶåA:&=80஺ᵨ=120஺஺ফ[3].⌱Z[ᐵ¹“3”Çá.¿1mA,᪷jâὶᵯNᱯØ@ÄᱏஹR2Kὶ,¹⊤ᜮâὶḄèᵯ5=:FᵯJḄᵯr⊤ᜮᵯr/Ḅ4ê஺᪷jëᔠᵯN89ᨵE=41(r+R+R3+R)<=

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114(4)[4].
T=Eᓫ᤮VḄᕜ=
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Tijkl.ᣵn9op◤⌕89n9ᦑB┯)bC.ᑭᵨᳫrsᐝᵯ^ḄtᙳvKᩭxyzvK◤⌕89{|}ᦑC┯)bD.ᑭᵨᳫrsᐝᵯ^ḄtᙳvKᩭxyzvK◤⌕T⍝ᢱᐝᱥḄ7op◤⌕89ᳫḄ12ᦑD.ᦑ⌱D.2
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ᨵ,1mgh=—mvᓽ12g—=nrd288.ACᒴv10Dூ᪆௃ூ௃1
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115ூᑖ᪆௃ூ௃Ï7Ðᦪ5mm,ÒÓÐᦪ31.5x0.01mm=0.315mmᦑÐᦪ5mm+0.315mm=5.315mmফঝ[2][3]ᵯ"ÔḄÕᦪR0=14C஺p'(ḄWᳮEÖᵨIᦔyxØÙÚᐵÜÝ1ÉÚᐵ2Ý2ᵯÞ⊤ḄÕᦪßàáâRḄ"ãÉRoḄ"ãßà஺op᪷OIᦔyxḄWᳮTR=14C஺90.ᢱäP2ஹPiḄS1.43ூ᪆௃ூ௃জ[1].ᙠᩈµ¡tçèéêëìíᴻẈðᙠê¡ᙠ¡ñ¹íᴻẈḄkᩩló஺ᯠÍᙠíᴻẈḄèõö1÷¡k᪷ᜧᜮ┐PlஹP2,ûsíᴻẈüýᙠíᴻẈþèõö1÷ᜧᜮ┐P3HÆᢱä1>2ஹPlḄSᵨà᪵Ḅ
ᜧᜮ┐ঝ[2].ᴻḄᢚ᳛sinZAOCAC4.00…Q—_______________—_____—______—j43sin/OOBBD2.8091.600Nᙳᒴூ᪆௃ூ௃(1)ᵫ!"#$%&ᑣ()*+=2+cos+*,-+=/0(2)12345()*67ᨵᢞ:ᱥ<*ᵯ>?@ᵯ>*ᓽ-+=++(+++/+++)*ᵫFG&H,-=Z=_____-ᵯ>JK@Ḅ*LᐭᦪO,-G=600N+ߟr+—+1஺+--------(3)ᵫ1234()*6P?F<*ᵯ>?I,QR᪷OTᔠᵯVḄFG&H,-+=+(++++++W+++)*ᵫXY()*PZᵯ[Ḅᐵ]^-++=++++°,,-Z=._..-ᵯ>bIZcGᡂef*gᙳᒴ0hiḄ:jk*ᵯ[jk*ᑣᵯr-—————>⊤mᦪjᜧ*ᦑ:Ḅopᙠ☠sᵯ>⊤ᜐ0(4)᪷Ouvwxa()*6ᑁ[zᜧ*{|},ᵯ>⊤@*ᑣᵯ[Ri|k*ᓽr+k~{|*J஺

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:2F—Ff=maF=1.0Nf94.1.1695-97ᙳூ᪆௃ூ௃[1]᪷AB+BCVB=V,«1.16m/s2IT[2]ᳮv=v=F=Be+஺஺=i.5375zs஺YmITᱥᨵBᑮC!"#$%&'(!Ḅ*+$%AE=mg/^h=mg-BCp!Ḅ"#$,%&'(!*+$Ḅ-—100%=97%95.Ri1000R(ᡈ123ᘤ)3007500ூ᪆௃ூ௃(Dᵫ9123ᘤḄᨬᜧ3<%1000஺ᦑ?123ᘤ@ᑮᨬᜧAᵯCḄᵯC,%

1181»—=1.5mARDA⊤ᜮGHᦑ<ᵯ3ḄᵯI,%/¤/=1.2mAᦑᐸ3<%R'=jR.=25QAKD<ᵯ3LM⌱ORi.ᦋQRST7⊤UVWSᵯI⊤@ᜧGHDAXᵨ⊤ḄZᑁ3%E%=E=IOOOQᦑXᵨ⊤Ḅ<ᵯ3%0=0=1000஺(2)[3][4][5]ᵫ9\ᵨ]^⊤_ᑁ3ᦑ✌ᐜ⌕cd]^@0,ᓽ@⁚R,\ᵯI⊤GHᓽᢣ┐ᢣᑮ300jiA,7⊤UWḄᵯi᩽ᦑS7⊤Ukᵯl⊤Ḅ“+”Wpqrst[6][7]]^⊤ᢣ┐ᢣᙠI=200jiAvwᑣᵯCḄZᵯI%51,ᦑy_ᵯl⊤Ḅᑁ3%E&=-஺=500^zᵯl⊤$%U,DAᵯl⊤{|Ḅᵯl%y=5/X7?=0.5Vvᦑᐸ$%IV஺96.9.0H}10.0~ὶ0.05ூ᪆௃ூᑖ᪆௃ூ௃(1)@[1][2].@⁚123ᘤR,\ᵯI⊤GiGHᓽ3mAᔠS,ᢝ123ᘤR2,2ᑣ%ZᵯI2@⁚ᵯ3R',ᵯI⊤Giᦪ%1mA,ᵯ3ḄᵯI%2mA,DAᵯ3RḄᦪ%4.5஺஺ᵯI⊤Giᑁ3Ḅ_$<%9.0஺t▭?ᔠS2RCᵯ3*}ᑣZᵯI2ᜧᓽᜧ93mA,ᑣᵯIᦪ%1mA,ᑣᵯ3R

119ḄᵯIᜧ92mA,ᑣDA▭ᵯI⊤3<ᜧ99.0C,ᓽ_$<

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