Page 31 - 高中物理小题狂做·必修第一册RJ·II
P. 31

!
         !
         !     !"#$%&'(!)*+,- !"! !
          !"
                                                 ! " # $



                    !"#      ! $%&'(                     " !/!% ! Ð$ ÑÒÄ$ÓÔ>°Å6Õ$()*=|A
                                                         "  ÖÈ$# !hi# "WX" GH34$}`UרÉ6Õ
                   )*+,! ! -. ! /01                      "
                                                         "  ()*# #hi" ()*$6ÕÙ­¶·Ú# $hi!
        !!" ! #$%                                        "
                                                         " !!!' !!ÛK# GH2Ü>Ý/# !Þß'()*# Ý
        &!' !!!"#$%&'()*" "!+,'()*" #                    "  /BÞßà $12áâ£ãgäå# 5Ý/>}`
         !-./'()*" $!%&012%&"#$34'                       "
                                                         "  $# !WX" "ÛK# GH2Ü>æ# !ç'()*# æ$
         ()*! 56 #!                                      "
                                                         "  áâ£ãgäå# cæ>}`$# "WX" #ÛK# GH2
          2345 !"#$%&'()*# +,-./012                      "  Ü>ç#% ×èé稻ê& >!ëì'()*y~ç
          3# 423+,-*5,6789:';<# =>?(                     "  $}`$# #hi" $ ÛK# íîï$ ðñï $òóQ
                                                         "
          )'!"@.A'BC! DEFG+,-'HIJ# K "                      ô# EGH“”$12}`U# “”$?@BCDV!
                                                         "
          L.MNO/PQN+,-!
                                                         "  LM# V!9:;<# $WX!
        (!) ! 34789:;<# =>934$?@# A>9                    "
                                                         "            )*+,# ! *6 ! 78
         34$?@BCDEFGH$IJK78LM! NO% "
                                                         " !!) ! U  õ>öU $÷Ã# EU ø±2ù×ú
         PQ?# REGH%PSTU# %PV!9:;<# ! W
                                                         "  òó# Uû>öU <# EU ø±2ù$>×ü<!
         X" YZ[EGH\]^_`aU=V!b\]9a; "
                                                         "  % ×ý& ˜þ×üÿ!# F!>U  õ# ! WX"% "²
         <# 8cdefGHg# "hi" jEkl$mnK$o                    "  #& ˜þ$%$U # 'U  õ# "hi"% ×&& ˜þ
         p9qrs$tuEvw# x>!n'()*y+z                        "
                                                         "  '($%$ÿ!# 'U  õ# #hi"% "²& 2ù×ü
         $# #hi" 6{=|$()*# 234}`$~V7 "
                                                         "  ÿ!#% ×)& 2ù×üÿ!# *'U  õ# $hi!
         >=|$# $hi!
                                                         "   9:;< RSTUVWF'*X# Y*Z[*\# Y
        *!% ! 6%&'()*# €>}`$# 5 !hi" GH "
                                                         "   *Z[*XX]# 5^_`&Habcd!
         €$€k‚ƒU# 7LM€$?@BCD# V„…†                     "
         ';<# 5"WX" 6‡ˆK‰€'()*# ‡ˆK…                    " #!' ! +,-$÷Ã'%&' # c!" <'j./<# ¨
                                                         "
         x€>"## 5 #hi" GH€$€kŠ‹U# =7 "                    012×3j.*U# # <$áâj.'()&' # $ <
                                                         "  $áâj.'*&' # !hi" @4Æ" 5 % $ $ 678q
         LM€$?@BCD# =7„…9:;<# 5 $hi!
                                                         "
        +!% ! EGHŒP$}`Ž!%P‘’STU# "                      # <# @49¨0}` *& ' # 6¨:}` %& ' # !
                                                         "
         ŒPB%P$?@$ CDV!LM# V!„“”9:;                      "  '&+*& ',%& '+-& ' # # WX" # $ " à òó'
         <" +,E•–4—˜™!GHš›œžŸ$U                        " )&' # @4Æ" 5 % $ $ 678q# <# á;'()&' # "
                                                         "
         U# }`[Bš›$?@$ CD=7¡LM# =7„“” "                     hi" @4Æ# <<£# 5" $ % $ $ 678q# <# á;'
                                                         " & # $hi!
         9:;<# 56"!
                                                         "
        ,!'                                              " &!% ! =J>9É?·UûBU  õ²@2ùÅU
                                                         "
        -!" ! @¢£¤¥¦oj$§nE% vw&# >!¨©ª                   "   ø±$×ü<B×úAú! …BÉ?·)' . (C'/D
         `$«n'()*# ! WX" @¢£¤¥¦oj$§n                     "  d>C' ',. ( /E"' ) ( '/F=GÅC'/F# '/Fö
                                                         "
         ¬e­}`# >!n®$®¯'()*# "WX" °± "                     $>Æ&H'/DI'/$U  õ# AC'/Fö$>
                                                         "
         ²³V´# 6{=|$()*# 234}`$~µµ                         Æ' '(. ( /DH'/DI./$U  õ# "WX!
                                                         "
         >=|$# #WX" ()*V!¶·6{# ¸¹!%&' "                    (!"! GHJK±# <$}`U# JK$?@=7L
                                                         "  M# =V!„JK9a;<# ! hi" JK}`ÿ!K#
         ()*# $hi!                                       "
        .!' ! %P¥º¨»¥T# ¼”!%P'()*# 9q                    "  JK±$# <12ÅLM$áâ=Näå# "hi" J
                                                         "
         ‘’»½º¾# ¿!%P'()*# ‘’À%P¥» "                       KO`g"PQ$á;(+*!%0) " )+1 " ) # c * $ +  
                                                         "  $òó'1 " ), ) # #hi" JKÆ* ROq+ R$ÿ!
         ¨ºT! Á€$ÂÃN‘’¥»¨ºT$ÂÃ?# c
                                                         "
         €±$Ä' !€'()*( 9q‘’12ŀ¥ "                       K# # <£ã$á;(,+ ' ) ) ( , ( + 2,23 " ! ) #
                                                                                      )
                                                                                           )
                                                                                                     )
                                                                                              颚
                                                                                 颚
                                                         "
         º¨»}`# ¿9q‘’ƺǽÈ! V´ÁÉ9q‘                      " $WX!
         ’ƺǽÈ$ʟ# cËɀÌÍU!ÎÏ$Âà                       " *!% ! % ?æS÷%%4' & >ö!# )2&±T% 3U& >
                                                         "
         ¥»¨º€# 5 #WX!                                   "  öUû# )&.-U.&V)*&>öUû# "WX!
   26   27   28   29   30   31   32   33   34   35   36