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1、f87 1 1- 1 1.Vs/t 2.Vt2-Vo22as 3.Vt/2V(Vt+Vo)/2 4.VtVo+at 5.Vs/2(Vo2+Vt2)/21/2 6.sVtVot+at2/2Vt/2t 7.a(Vt-Vo)/t VoaVo()a0aF2) 2. F(F12+F22+2F1F2cos)1/2 F1F2:F(F12+F22)1/2 3.|F1-F2|F|F1+F2| 4.FxFcosFyFsinxtgFy/Fx (1)(); 2,; (3),; (4)F1F2,F1F2() 5 124.163.72.* 2008-7-1 20:44 4 1.(, 2
2、.FmaaF/ma, 3.F-F´,FF´ 4.F0 5.FNGFNG 6.壬P67 :崦, 塢 1.F-kx F:k:x:Fx 2.T2(l/g)1/2 l:(m)g:r103f 3.ff 4.:ffAmaxP175 5.P2 6.vs/tf/T 7.(0棺332m/s20:344m/s30:349m/s() 8. 9.() 10.:P21 1 2 3沨, 4 (5) (6)P22/P173 124.163.72.* 2008-7-1 20:45 5 (仯 1.
3、pmv p:(kg/s)m:(kg)v:(m/s) 3.IFt I:(N•s)F:(N)t:(s)F 4.IpFtmvtCmvo p:仯pmvtCmvo 5.pppp´m1v1+m2v2m1v1´+m2v2´ 6.p0Ek0 7.p00EKEKm EKEKm 8.p0EKEKm 9.m1v1m2: v1´(m1-m2)v1/(m1+m2) v2´2m1v1/(m1+m2) 10.9-() 11.mvoM E=mvo2/2-(M+m)vt2/2fs vt:f:s (1); (2),; 3:; (4)(伫幹),; (5)(6)
4、溽P128 1.WFscosW:(J)F:(N)s:(m):Fs 2.Wabmghab m:g9.8m/s210m/s2habab(habha-hb) 3.糡WabqUab q:CUab:ab(V)Uabab 4.繦WUIt UVI:(A)t:(s) 5.PW/t() P:(W)W:t(J)t:(s) 6.PFvPFv P:P: 7.(vmaxP/f) 8.繦PUI() U(V)I(A) 9.QI2Rt Q:(J)I:(A)R:()t:(s) 10.IU/RPUIU2/RI2RQWUItU2t/RI2Rt 11.Ekmv2/2 Ek:(J)m(kg)v:(m/s) 12.EPmgh EP :(
5、J)g:h:(m)() 13.EAqA EA:A(J)q:(C)A:A(V)() 14.(,) 103f Wmvt2/2-mvo2/2WEK W:EK:仯EK(mvt2/2-mvo2/2) 15.E0EK1+EP1EK2+EP2mv12/2+mgh1mv22/2+mgh2 16.仯()WG-EP : (1), 2O090O 90O180O90o() 3糡硢 4糡235(6):1kWh()3.6106J1eV1.6010-19J*7Ekx2/2 1.NA6.021023/mol10-10 2.dV/s V:(m3)S:(m)2 3. 4.(1)rr0fr0ffF (4)r10r0ff0F0E0
6、5.W+QU() W:(J)Q:(J)U:(J)漰P40 6. 崫壬仯 仯漰P44 7.273.15 : (1), (2) 3), (4),r0FF (5),W0Q0 (6) (7)r0 (8)P41/P47/P47 124.163.72.* 2008-7-1 20:47 6 1. Tt+273 T:(K)t:() V1m3103L106mL p1atm1.013105Pa76cmHg(1Pa1N/m2) 2. 3.p1V1/T1p2V2/T2 PV/TT(K) : (1), (2)3壬t()T(K) 糡 1.(e1.6010-19C 2.FkQ1Q2/r2F:(N)k:k9
7、.0109N•m2/C2Q1Q2:(C)r:(m) 3.糡E103fF/q)E:糡(N/C)糡q(C) 4.糡EkQ/r2 rmQ 5.糡EUAB/d UAB:AB(V)d:AB(m) 6.糡FqE F:糡(N)q:糡(C)E:糡(N/C) 7.UABA-BUABWAB/q-EAB/q 8.糡WABqUABEqdWAB:AB糡(J)q:(C)UAB:糡AB(V)(糡),E:糡,d:(m) 9.EAqA EA:A(J)q:(C)A:A(V) 10.仯EABEB-EA 糡AB 11.糡仯EAB-WAB-qUAB (糡) 12.CQ/U(,) C:(F)Q:(C)U:()(V) 13.C
8、S/4kdS:d:糣 P111 14.糡(Vo0)WEKqUmVt2/2Vt(2qU/m)1/2 15.糡Vo糡() 糡:LVot(EU/d) 糡:dat2/2aF/mqE/m : (1),:, (2)糡,糡,糡,糡,糡 3糡糡P98 (4)糡糡,糡 (5),渽糡棬,棻 (6)1F106F1012PF (7(eV),1eV1.6010-19J (8)P101/P114桲P105 124.163.72.* 2008-7-1 20:47 7 1.Iq/tI:(Aq:t(Ct:(s 2.IU/R I:(A)U:(V)R:() 3.衢趨RL/S:(•m)L:(m)S:(m2) 4.IE/(
9、r+R)EIr+IREU+U I:(A)E:綯(V)R:()r:() 5.繦繦WUItPUIW:繦(J)U:(V)I:(A)t:(s)P:繦(W) 6.QI2RtQ:(J)I:(A)R:()t:(s) 7.:IU/R,WQWQUItI2RtU2t/R 8.PIEPIUP/PI:(A)E:綯(V)U:(V) 9./ (PUR) (PIR) () RR1+R2+R3+ 1/R1/R1+1/R2+1/R3+ II1I2I3 II1+I2+I3+ UU1+U2+U3+ UU1U2U3 PP1+P2+P3+ PP1+P2+P3+ 10. (1) (2) ,Ro IgE/(r+Rg+Ro) Rx IxE/
10、(r+Rg+Ro+Rx)E/(R+Rx) IxRx (3):()off 103f (4):, 11. UUR+UA IIR+IV RxU/I(UA+UR)/IRRA+RxR RxU/IUR/(IR+IV)RVRx/(RV+R)RA Rx(RARV)1/2 RxRV RxRx , RpRx 1)1A103mA106A1kV103V106mA1M103k106 (2)仯仯, (3),裻 (4), (5),E2/(2r) (6)弰P127 124.163.72.* 2008-7-1 20:48 8 1.,T),1T1N/A•m 2.FBIL(LB) B:(T),F:(F),I:(A),L
11、:(m) 3.fqVB(VB);P155 f:(N)q:(C)V:(m/s) 4.(),() 1:,VV0 (2):,a)Ff壽mV2/rm2rmr(2/T)2qVBrmV/qBT2m/qB(b)İ,()©: (1) (2)P144(3)/P150/P156/ 1.綯 1)En/tE綯(V)n/t:仯 2)EBLV() L:(m) 3)EmnBS綯 Em:綯 4)EBL2/2 :(rad/s)V:(m/s) 2.BS :(Wb),B:(T),S:(m2) 3.綯 *4.綯En/tLI/tL:(H)(L)I:仯∆t:I/t:仯(仯) (1)P173(2)谭綯仯(3)1H103mH106H(4)P178/P180 1.eEmsint iImsint(2f) 2.綯EmnBS2BLv ()ImEm/R 3.()EEm/(2)1/2UUm/(2)1/2 IIm/(2)1/2 4. U1/U2n1/n2 I1/I2n2/n2 PP 5.,´(P/U)2RP´:P:U:R:裩P198 6.129e34:(rad/s)t:(s)n:B:(T) S:(m2)U)(V)I:(A)P:(W) 6 0111439112507
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