2022年江苏省苏州市中考物理试卷（附答案详解）

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2022
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25MJT=G²h=40Nxlm=40/,ᑣÔÕµ/᥅¹ᡠÂḄÐ᜜ÄW=mS-W²=100J-407=60/f;(1)°±²³´ஹµ/³´¶·Ḅ᥅¹ØFµḄ¼,F150N(2)Ù▭Û²³´40N,ØḄ¼,ÂÄ400/,³´ÆḄÇÈᦔ᳛75%,ÔÕµ/᥅¹ᡠÂḄÐ᜜Ä60/஺ூ᪆௃(1)ᵫ@}n=2,ᑭᵨ°±²³´ஹµ/³´¶·Ḅ᥅¹F=ØFµḄ¼,F(2)ᑭᵨuᱥn0ᓣḄᑭᵨ஻^=G/iᨵᵨÄᑭᵨ77=^x100%³´ÆḄÇÈᦔ᳛ᑭᵨW¥=14/"+WÐÐ᜜Äᵫ⚪}Ð᜜ÄᵫÔÕ²³´,ÂḄÐ᜜Ä/ÔÕµ/᥅¹ᡠÂḄÐ᜜Ä6ÞᑖÆᡂᑭᵨß²=ÔÕ²³´,ÂḄÐ᜜ÄGàTÔÕµ/᥅¹ᡠÂḄÐ᜜Ä஺§⚪ὃ©ªáᵨ³´Æ⵺Ḅ¼,ஹᨵᵨÄஹÐ᜜Ä/ÇÈᦔ᳛Ḅ±ãJKÐ᜜ÄᵫÔÕ²³´,ÂḄÐ᜜Ä/ÔÕµ/᥅¹ᡠÂḄÐ᜜Ä6ÞᑖÆᡂYᐵX஺28.ூᫀ௃(1)ᵫ@ä}4=8/âI=0.5A,Lᑣ^åᵯ36»Ḅᵯ4=IR=0.54x80=4V,R¯çὶᵯéÛ¥ᵯ>ᔜᑖᵯê/ᡠaᵯëḄᵯU=U+U=8V+4V=12KLR(2)ì@ᵬÛḄRᣚᡂ/Lï᪵ḄðñRLḄᵯU=^U=1X12V=6V,1Lᵫ@ä}/ò=0.454ᑣ10sᑁï7ðñôὑḄᵯöW=Ult=6Vx0.454x10s=2771L1L1L(3)ì@ᵬÛR/LᵫçὶᦋøὶLḄᵯ/L=127,ᵫ@ä}IL=0.6/1,2ᵫùú^û~üý^åᵯ3Ḅᵯþ஻=3==1-54KHS2¥ᵯþ/=4£,+/R=0.6/1+1.54=2.1,᦮ᵯḄᵯ᳛PU=UI=12Vx2.1A-25.2W஺(1)ᵯᵯ1226⚓ᐳ31⚓

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28Ḅᐵ®(3)ᵬ¯pḄ£n*Gᵬ=ntᵬg=50xIfT3kglON/kg=0.5/V,x)¨¯mᙠᵬ¯pᵫᱥḄ°mᩩ²>iᵬ¯p³´Ḅmn*F=GX=m¨g=100xUT3kg=IN>0.5N,}]b³´µ¶£nᜧḄmn஺x10N/kgᦑ'ᫀ)*(1)ঝVᨵXᑴᱥ᣸\]Ḅ^_ঞ᝞vᡠঠ]01(2)ᱥḄ`a(3)1b஺(1)ঝ᪷fXᑴg"h>iẆkᱥᡠlmnḄᜧᱥoᙠ]pḄq1ᨵᐵ⌕Xᑴ᣸\]Ḅ^_ঞᵫvᵬpB>i}rᱥ᣸\]~nᙽḄf}¸ᦋgᱥoᙠ]pḄq1Xᑴ᣸\]^_Ḅvঠ᪷fXᑴg"h¹ºgḄ"gᓄḄ"$¼mnᜧgᓄ"½PḄᐵ®(2)ᵫv¨>i}rᦋgKᱥḄ`af}ᑖ᪆᝛ᡠbjkḄ¿⚪(3)᪷f°mᩩ²?ᵬ¯p³´Ḅmnᵬ¯pḄ£nÀÁ@AÂ஺C⚪jkÃÄmnᜧḄÅὃJXᑴg"hḄLᵨஹ¢£hmnஹÆÇÈÉᳮᱥmËᩩ²ḄLᵨᙠᑖ᪆¿⚪r⌕¦$ÌÍ"E^_ḄÌÍ"EgᓄḄᡈº_ḄÏEÍgᓄḄᡈº_Ḅ"ÐÑKGHABḄº_஺32.ூ'ᫀ௃0.59Òᜧ0.200.5LூM᪆௃M*(1)ᵫ⊤pᦪfiᵯÕ1L=10.0cmrᵯÖ)0.604ᵫ×ؼÙ>@ᵯÕÚḄᵯÕR=Ü=Ý=50,I0.604ᡠlsnÞᵯÕÚḄᵯÕ)ß=0.50(2)জᢥvᵬáâᵯãäᔠ\ᐵ,ᙠᵯÕÚåæçèéᜳM,ëᵯÖ⊤Ḅᦪ)0.504ᵯÕÚḄᵯÕRÚ='=í=60ঝᵫv¨iᵯÕÚஹ%ஹᵯÖ⊤ஹ\ᐵîïáQᙠᵯð᩽åèéᜳM>ᦋgᵯÕÚáᐭᵯãḄÕó^ôõçgÕᘤᵯãv᝞vᡠ*÷ᢝMùºgúRQᐭᵯã᝞v¨ᡠ஺äᔠ\ᐵ}rᵯÖ⊤Ḅᦪ)0.204

29ᵫûὶᵯãᱯþ×ؼÙ>@ᵯãḄ5ᵯÕR=/?+=£=ᔁ=150,ᡠZRx=15/2-6/2=90ঞᵯḄ▭ᵯ3Vᶍ!"#ᢥᵯᵯ%3U!Ḅᵯ'⊤)*Ḅᵯ'#+,Ḅᵫ&=R,&-Rὁ12ᡝ4256!7Ḅᵯ89:ᜧট%=>◀@ᵯᵯABᵯ8)CDEḄFGHIᵨKLᵯMᦋO)CPQR5S>◀FG஺i.WXYᵬᵯM[ᔠ]ᐵ_`Mbᵯ'⊤Ḅcᦪ%0.204fgMḄhi4jk"ᵯ8WᐭᵯMḄ89%SmnopXᐭᵯM[ᔠ]ᐵ_`Mbᵯ'⊤cᦪ%0.204fgMḄhi8,k"ᵯ8WᐭᵯMḄ89%RBᡂᵨtuvC7wxy%Lem,᪷~ᵫi5*&=᪷~ὶᵯMᱯᵫ5*RB+&=ញᡠSRB+Rx=4”1cmᵯ8Ḅᵯ8%0.50,48wxy%Lem,R=R-R=Lemx0.5/2/cm—O.5L0஺xABᦑᫀ%m(1)0.5(2)Y9ঞ:ᜧট0.5L(1)ᵫ⊤ᦪ~᪷~!ᵯ8Ḅᵯ8ᜧH*ᑮ1cmᵯ8Ḅᵯ89(2)ঝᑖ᪆YᵯMḄWX¡¢£¤7ᵯMYᵫὶᵯMᱯ!7জঝᵯMᵯ8!7¦Ḅᵯ8ঞ⊤c7¦Ḅᵯ8⊤§¨ᑖ᪆▭ᵯ31/ᶍḄ©ª¡¢টᵫL᪷~«ᦔ®Qᑖ᪆¯஺°⚪ᒹ³´µ¶·ᙳᒴᵯ8Ḅᵯ8º»uḄᐵ¼ᱯ½PQ)ᵯ8¾¿LὃÁ=ὶᵯMᱯஹḄÃᵨSÄ«ᦔ®QḄÃᵨ஺33.ூᫀ௃CᔣÉ4ூ¯᪆௃¯m(1)ᙶᙠÌᐶÎᑡÐḄHIÑᑮÒÎ`=ÓIÌᐶκÒÎÔwḄhiÕÖ=Oᓄ5Ø#ÌᐶÎÙ`ḄDE5Ø#ÌᐶÎÙ`ḄDEÚ5Ø#¾ÐÛᙠÙ`ÜÙ`PᔣÝÞᡈ#Ù`PᔣàÞÙ`áuÝÞ஺ᦑ⌱C(2)ᑡÐᙠãäå⍝ᔣÉçèÑᑮₐê☢ᔣìíîÓIᑡÐᙠᔣÉïáÙ`,ð30⚓ᐳ31⚓

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