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      ߿Ҫʽ֪Rc

      rg2024-06-18 22:02:02 ߿ ҪͶ

      ߿Ҫʽ֪RcR

      ƽ\ӹʽY(ji)

      ߿Ҫʽ֪RcR

      1.ˮƽٶȣVx=Vo 2.QֱٶȣVy=gt

      3.ˮƽλƣx=Vot 4.Qֱλƣy=gt2/2

      5.\ӕrgt=(2y/g)1/2(ֱͨʾ(2h/g)1/2)

      6.ٶVt=(Vx2+Vy2)1/2=[Vo2+(gt)2]1/2ٶȷcˮƽAǦ:tg=Vy/Vx=gt/V0

      7.λƣs=(x2+y2)1/2,λƷcˮƽAǦ:tg=y/x=gt/2Vo

      8.ˮƽٶȣax=0;Qֱٶȣay=g

      ע

      (1)ƽ\DŽ׃\ٶȞgͨɿˮƽĄֱ\cQֱw\ӵĺϳ;

      (2)\ӕrg߶h(y)ӰcˮƽٶȟoP;

      (3)cµPϵtg=2tg;

      (4)ƽ\Еrgtǽ}PI;(5)\ӵwxмٶٶȷcܺ(ٶ)ͬһֱϕrw\

      ԭӺԭӺ˹ʽY(ji)

      1.ɢԇY(ji)a)(sh)ĦӲl(f)ƫD(zhun);(b)ٔ(sh)Ӱl(f)^ǶȵƫD(zhun);(c)^ٔ(sh)ӳF(xin)ǶȵƫD(zhun)(؁)

      2.ԭӺ˵ĴС10-1510-14mԭӵİ돽s10-10m(ԭӵĺʽY(ji)(gu))

      3.ӵİl(f)cգԭӰl(f)B(ti)Swr,Ҫݗ()һlʵĹ:h=E-Eĩ{ܼSw

      4.ԭӺ˵ĽMɣ|(zh)Ӻ(y(tng)Q) {A=|(zh)(sh)=|(zh)Ӕ(sh)+Ӕ(sh)Z=늺ɔ(sh)=|(zh)Ӕ(sh)=Ӕ(sh)=ԭ(sh)ҊP63

      5.ȻF(xin)󣺦侀(ǺԭӺ)侀(\ӵ)侀(L^̵늴Ų)˥׃c˥׃˥(а딵(sh)ϵԭӺ˰l(f)˥׃õĕrg)侀ǰS侀ͦ侀a(chn)ġҊP64

      6.˹̹|(zh)ܷ:E=mc2{E:(J)m:|(zh)(Kg)c:еٶȣ

      7.ܵӋ㦤E=mc2{mĆλkgrEĆλJ;mԭ|(zh)λurĦEλuc2;1uc2=931.5MeVҊP72

      ע

      (1)Ҋĺ˷(غ׃p˾׃Ⱥ˷)Ҫ;

      (2)ӛҊӵ|(zh)(sh)늺ɔ(sh);

      (3)|(zh)(sh)늺ɔ(sh)غ,(j)Œ,_˷̵PI;

      (4)P(ni):ԭӵܼY(ji)(gu)ҊP49/ԭӵơҊP53/ͬλ(sh)䑪ȾͷoҊP69/غ׃ʽʽėl˷ѡҊP73/p˾׃ɿ؟˷ҊP77/|(zh)Y(ji)(gu)JR

      ķ乫ʽY(ji)

      1.䶨ɦ=i {;i:ǣ

      2.(е|(zh))n=c/v=sin /sin {ɫɢҊмtСn:c:еĹ٣v:|(zh)еĹ٣ :ǣ :ǣ

      3.ȫ䣺1)Ľ|(zh)Mջ՚Еrl(f)ȫRCsinC=1/n

      2)ȫėlܽ|(zh)|(zh);ǵڻR

      ע:

      (1)ƽRҎ(gu):ɵȴ̓,cƽRQ;

      (2)RҎ(gu):̓,⾀߅ƫ,λ픽ƫ;

      (3)⌧wSǹȫČHáҊP12,ŴR͹͸R,ҕRǰ͸R;

      (4)ӛNWxijҎ(gu),÷()Ҏ(gu)ɡ·Ŀ·Dǽ}PI;

      (5)׹ͨ^Rl(f)ɫɢҎ(gu)ɣϹ⿿߅ҊP16

      늴ʎ늴ŲʽY(ji)

      1.LCʎ·T=2(LC)1/2;f=1/T {f:l(Hz)T:(s)L:늸(H)C:(F)

      2.늴ŲЂٶc=3.00108m/s=c/f {:늴ŲIJL(m)f:늴Ųlʣ

      ע:

      (1)LCʎ^,^rʎ;rʎ^;

      (2)˹f늴ňՓ:׃()a(chn)();

      (3)P(ni)ݣ늴ňҊڶP215/늴ŲҊڶP216/o늲İl(f)cաҊڶP219/ҕ_ҊڶP220

      wĠB(ti)

      ضȣ^w̶;΢^ϣw(ni)ӟoҎ(gu)t\ӵĄҳ̶ȵĘ־

      WضczϜضPϵT=t+273{T:Wض(K)t:zϜض()

      weVwռ(j)ĿgλQ㣺1m3=103L=106mL

      pλewlײڶa(chn)m(x)ĉ˜ʴ≺

      1atm=1.013105Pa=76cmHg(1Pa=1N/m2)

      2.w\ӵcg϶;ײ˲g⣬໥΢;\ʺܴ

      3.wĠB(ti)̣p1V1/T1=p2V2/T2{PV/T=TWض(K)

      ע:

      (1)wă(ni)cwweoPcضȺ|(zh)P;

      (2)ʽ3lһ|(zh)wʹùʽrҪעضȵĆλtzϜض()TWض(K)

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