Page 43 - 高中物理小题狂做·必修第二册·RJ

!
. / 0 1 !
!
$%
% % % " »F &2*!&Q ! $KL!
% & &Tal‚Üs$WX 1( )2 1( 5 7
&
&
& & & " '!" ! w­#\ìP)%Ûß(Ag)ˆ! ¶/0g
"
% & " ( &
颚
& 1( ! º»(2%) 颚 6 - ' .! " ( ! š 1 321 . ! º»(2 3 . ! e\uPŸ\ìP!
!!! S“í­t×,w­ò°-çqÛgUV´–! k "
" ( % & % &
% " T>lsd»?1 3 & .5F @2 1( ? 1( ) ! Ãb
&
&
!
&
G T )2( 1 3 8 ! G :)2) ! G T +2& 1 3 8 ! G :+2 7( 1( % ¦
& " º»F @2?)!, 1 3 . ! 67al3‚Ü! ?ef»_
V( % g# ­ëí×­=>-4 /P! Tçqal "
" (6;-YJ)!, 1 3 . ! # FG! $ KL# w­#\ì
% "
!
&
‚Ü»( 1 3 82& 1 3 85 7( 1( % ™“ $ " ; tí­ " Pˆ! *(12)/012Þd! *(-YPgh! "
&
" &
% " FG# #\uP! MN2Ó(òó» 7?1 321 ( ) ! º
ò°-çqÛgUV´–! šG/ T )2& 1 3 8 ! G/ :)2 7 .
& "
!
" » 723 1 3 T]^_×s$WX! w­#\uPˆ´
%
!
!
&
&
& 1( % G T + / 2 1 3 8 ! G :+ / 2 7& 1( & ¦V( & g$ ­ë " !
& " Ž%-r(J3 1 3 !FG!
íˆ$ " ; +­Šk-/P! I£J; ­>†Tðˆ- " (!*" ! w­T # PŸ$ P*(™lp,1 3 8 ! w­
"
% & " # {[®Vw­-*(™l3€g>ltè™
/P! ˆ-çqalI‚Ü! û& 1 3 85 7& 1( %2
& " l! 67w­=>Ÿ $ Pˆ->lw§ 1 3 8 ! # " ! F
"
% , G# w­T# PŸ$ P*(;Y1 3 8 ! "KL# MNa
!
&
1 3 85 7& 1( & º»( &2 颚 3 8! "
& ( " l‚Üs$! w­ŸÛ $ Pˆ†-è™lg
"
()*+#& ! ÍÎÏÐÑ X% # & " 1 3 8? 1( ! $KL!
%
&
!!"! w­e?ԟ=>Ôíw-[®V! ×k*( " &
"
;KY! š>lFq! al3x! ×k-€ $KL! " +!*" ! ñ*(™l-p,¸ç§*(´ñ;-
#!) ! #; PˆèI(gh! „d12'Ÿ*(! " Y! š # G T2 1 3 & .41()+2)!&7%)7'7)A,Q2'Q ! #
"
q/0vwg 3 j # FG# e$ Ÿ# [®'Ÿ*( " FG#  ñ 6 ' - . f ( 0. 21-2)!&7& I2
!
"
tèI-(! (-yFv! .(SpwŽFv! )A'I ! ñ-.f(;YgF . 2 0.&2)!'7'Q2
"
MN]^_`s$WXq/0SpwŽFv! j ! K " %!6Q ! N>lsdW»! ñ->lF¸qç§.f(
L# #$ Pˆ.(„d2 ! wVW2 q/! èI " ;Y! šñ->lFq%!6Q ! !FG! $KL# ñ-
"
-(t*(mçˆ/0\v! j " FG# # ; Ÿ$ " *(™lp,'Q ! ñ->lFq%!6Q ! šñ-a
[®V! (gh! ×k*(;Y! al3x! $ Ÿ# " lp,&!'Q ! "KL!
"
[®(-yFv! ;›Y! al3µpw! j $ " ,!)*" ! †‡?Ԉž% -q/0g 3 ! š 1 % 3?
FG! " (
"
&
%!) ! ¶sWXŸ\êY-=>g5 ! ‰Šœ\YÔ " 0 H2 1 % ( 3 ! 0 H? 1 " 32 1 " ( 3 ! º»0 H2 1 % 3 !
% " ( ( (
\uPˆ {-ì0g5? 5 8>.6)+2 5 ! MNa "
& 1 " %
" 2 ! -€ # FG# # 4 ˆk! +ž-/0( %2
5 % & " 1 % &
l‚Üs$WX1\3 ( 2 1\( ! ?¯œêY\ &
& & " 3 4 %3 & 3 4
" ! " ƒí-=>8 %2 4 2 ! ~5µŽ" l
YÔ\uPˆ! Z½B´íwHr(! þÇI/ƒ-° " ( &( 6
&
(tZ ê Y - * ( v w m ç! k 1Z 3 ?1\ 3 2 " ( % 3 4 &
" ƒí-ì08 &2 2 ! WX†‡ˆ "% =>g
( & " & 3 %9
1\ ! Ãb+óW»êYZ-á¸)êY\-á¸Ü &
5 " 82 8 %5 8 &2 & 3 4 ! ¢¶†‡ˆ " 6-ä0gh™
¡g&=% ! !KL! " *
"
&
&!"! 7íwgÍ/ç! !­#\ìPˆ! alg " lw! š†‡ˆ% -algG21 % 3 82 & 1 % 3 4 & !
% " *
&
G2 1( 51 3 8 &2%*!&Q ! # FG# al-x€u "
& " e†‡ŸI/µ‹! I/-K(´ % ;›Y! vwg
&
Ëç*(7f¦K(;-Y! T§!­efÄt¶(; " 1 % 3 4 &
" F P20 H 8 %2 ! š8ˆž % -alG/2
YF %2&Q ! 67!­alpw&Q ! !FG# e!­ÁÌ *
"
&
% " 1 % 3 4 & G
&
Ÿ\ ì P ˆ! M N l ¸ ‚ Ü s $ 1 3 8 % 5 1( ) 2 " G? F P2 2 ! 8Žñ% -al‚Ü! š
& * &
"
% & ! & 颚 6* " #& 4 ˆkñ% -alüg G ! -€ ! KL# #
& 1( 5 F %51 3 8 & º»( )2 ( - ' . ! " FG# = " &
"
% & 3 4
!
>Y´!­;-Yç§!­-‚>l F &2 1( ) º " & 4 ˆk! *" -/0 ( &2 ( %? 3 42? ! 122
&
& " (