2020年高考真題海南卷物理試題詳盡解析高考復(fù)習(xí)模擬題模擬試卷押題

物理II動第I卷6，每小題3分aPPPSa點PeaaaAPDaPAvvvv122．．1．22Bl2222lBB22222倍24倍2倍．3倍．倍DFPFv2，ff2PFvFvkvv2vD2fRmPQ時，PQ的OPR111QmgRmgRmgR．．．432mgRD．4Cv2RFmNF2mg，Q，N，v1112mgRWmvWmgRmgRC222ffq，+q2llM?m為5–q–3?22?15?23?1A21qEl31qEltt2，EM52m2M52mM3Am272?7倍12727RR2RR．．．．2C12hxvt,hgtxv2得20g0M行g(shù)g74ggR2MmR2GM74Gmgg=行RRC同行地行地MR2行地R2地45分30yQxbOaxOQby軸O，baOa點aOxQba點bAOOBOaCObba點DO塊b和ca和b和cS和21aS1bS2caa的aS和Sl和lg11212agalll211112maST、cTa受l11+Ta=gABSTT=，1l222xllCD滑，12FFABfNsincossincosθmFm(ga為sincos，F(xiàn)m(ga)cosa，Nfm(gam(gaCD圖1○RR，V00R0]R0VRR時RR5倍，001UnUVV1R以U12R52Un20VVUA1BUUnU==+=以1212000200022n2，CD第Ⅱ卷題第第題6分題9分）。051230或．S和SμFRR1212○VVC+-C-VR2+S2S1R1S1ER1E圖(c)圖(a)圖(b)SSS2212U．0102030405060t/sR和S。21或U/V6.005.004.003.002.001.000102030405060t/sC+-R2R1S1E．R和S212題分題分，lR中BmvRB()2Blv22））vRRREBvl①②E2RPR(Bvl)2P③Rfmg④⑤1fIBl2IF=f+f⑥12⑦Blv22F⑧Rb2m=．2Oaa，bbc2hm/s）3cvsbsvt①②b1hgt22R1mgRmv22b③④bcv1mghmv2⑤2cvvcosx⑥ccvbvvvcyxbv2gh⑦⑧yvbvv22yb23vm/s⑨x，4hRM，Np。，A0NpR13(Rh)R132334，）A0MgNpNp3R2A0A0mNMmgpSnm，A0NpR2S4R2n積A0MgV13aan4413V(Rh)Ra33。33NpA08mA和BA與BBgpBB觸AAB0VpSS0A與BBpp1①2pSpSmg10pSpSmg②21??pSpSmg③0pVpV④⑤11pVV)pV12，A與BV1AVVSl⑥VlpSS04xP的x2y/cm12分對23分3412分0。012345x/mPxxPxE2sBAxxxxCxxx峰xDPxxxE8R。與玻璃磚的底平面成（（）32R22O角θ為θ=γ①111）θ2θ>γ②21）θ3θ<γ③344i為3④12Aθ12θ4=4nγ⑤⑥⑦θ=γ4γ為Rl4E=1E21EE)E=EEn21nnn1故，E=、5E=EE．454X8Aα、Y和αZm和mcαα粒12M(Mmm)c(