Page 139 - 高中物理选择性必修3
P. 139

37
                    37
              1 × 10 J ( Å P = 1 × 10 J/ s) . V<«Ìs}£ø™ì»|AG÷°f,ýð•UŠÈ
              jÝ%:s. ( 'âã&®­e*$)
                   ( 3)«¯ð•',LUŠÈjÝ%áyý4´VñmY‰.
                                                                41
                   ( <Ìò@%*¯:UŠÈ6sX/ M =3 ×10 kg,016s2® 1u =1 66 ×10                             -27  kg,1u
              "#‚ 1 5 × 10   - 10  J %Ìs,X16s m = 0 0005 u,ÝA6s m = 4 0026 u,|A6s
                                                                                   α
              m = 1 0078 u,j91 ν %6s/Ë.)
                p                                                                                                   @
                                                                                                                    A
                   8. +˜›01c[UÉò01ÌþW^=mZ%K¥. þey­p[ä“                                                          <
              tu.
                   ( 1)ØÙÚ、’Š、‡ÐїÏ{EF!01w01A%STûûñmW\s%
              …†. þÇ]¾j%®,Ûm´,%áy4Ô.
                                       广东教育出版社
                   (2)!‰<8ŠUV6šÎOVió,+,LÎOP%§6QRW
              5hST,Ž 5 - 2 /[nOP!k&ƒFj%ùú‡ý,þ=ªwmM
              %SÅc".ò´.

                   ( 3)!¤j1°fãjéy¹Öj1pæ,æò、xòcLåÏk
                                               2                                12
              òñt9r. j1!xòj<5 1                 H A70pæ,!Låj<5 6                 C A70
              pæ,ì»70<89/6§70‘’. v°fãjÖj15=>%^A
              UýLJ®7,JKí•\-,Y£&Æ70&',òxòcLåñt9                                                  Ž 5 - 2
              r,Ñnpæe'MÄ?


                   9. {EF,STmW&n̗9 238 ÷4åeë(,£P—Aë(s1sy% “ _
                        Ö
              `”———j1§a°fã. ’°fãj—ò%Aë(2¹ 239,M¸÷qÏÎmÖj
              1,Õ}!°fKïð%9 238 ±²ó÷49 239,9 239 N;«,KÂÆ β l÷ó

              ÷4¹ 239. þ¯{p[ä“tu.
                   (1)þÎÏÖj1§a°fãë(§a%bó.

                   ( 2)«¯£(j³ê%_`,wm".%A°fû¥,qÛ-A°f˜’.
                   10. 01£&·ÌW¨©@¤&·/§%ÌW(,­%q;UOd1. ÜÂ,!vn
              ¾¸ä,c01j n = 2 ÌWì%X1¨©@ n = 1 ÌWì(q;UOd1,P2ù"f%

              ÌsÿC¹ n = 4 ÌWì%X1,—[db01,ƒ·Vi¦ñefef,.ƒnûBdb
                                                                                A
              01%X1¦ñefX1. õÕc01ÌWgB<89/ E = ,Bj n = 1,2,3,….
                                                                             n
                                                                                n 2
              A 2õÕk*,Qì»efX1%úÌ2y.?
                                                           222
                   11. !»EƒFj,&·=>%nA ( Rn)Uý α l÷,Îm% α :1%æ45ƒ
                                                            86
              @fE4è?,nAl÷ó%uv£= ( ÅTA)c α :1-ù=ª.&«%UV!ƒF
              jæõïùú. ý­ α :1cTAæõïùú%UV[t,q\-ƒÂ·:1ùú‡ý%

              "Û.È.
                   12. ! β l÷jkÙ­&nÅ/ “ j91 ( ν)”%:1Îm. j91%§6^=
              ª,z{!ghj¿ë){. 1953 A,{EF,î#W&·^òhc){T34%gh

                                        1 H %A°f,)l¼zgWj91%€!.
              Ȕ,Éòj915òj 1
                                                                                                       . 133 .
   134   135   136   137   138   139   140   141   142