Physics Book Solutions

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Unformatted text preview: wL . For two capacitors in parallel, Ceq # C1 0 C2 . d ! w( L ! h) K !0 wh !0 wL % Kh h &amp; EXECUTE:! (a) The capacitors are in parallel, so C # 0 0 # ! ( . This gives '1 0 d d d) L L* % Kh h &amp; ! (. K eff # '1 0 L L* ) (b) For gasoline, with K # 1.95 : L&amp; L&amp; 1 1 % % full: K eff ' h # ( # 1.24 ; full: K eff ' h # ( # 1.48 ; 4 2 4* 2* ) ) 3L &amp; 3 % full: K eff ' h # ( # 1.71. 4* 4 ) 1 L&amp; 1 L&amp; 3 3L &amp; % % % full: K eff ' h # ( # 9 ; full: K eff ' h # ( # 17 ; full: K eff ' h # ( # 25. 4 2 4 4* 2* 4* ) ) ) (d) This kind of fuel tank sensor will work best for methanol since it has the greater range of K eff values. (c) For methanol, with K # 33 : EVALUATE:! When h # 0 , K eff # 1 . When h # L , K eff # K . FG CURRENT, RESISTANCE, AND ELECTROMOTIVE FORCE 25.1. 25.2. IDENTIFY:! ! # &quot; &quot; # #! SET UP:! \$#%!&amp; # '(%%!) ! EXECUTE:! &quot; # !# # +'#( ,-+'#%-+'(%% )- # '#./ &quot; \$%* 0# ! EVALUATE:! 01234567!81!893:;4&lt;!;&amp;45=6)!1&gt;!1?@6;8)!:A!6&lt;6;851)848:;)B!8&amp;:)!:)!4!&amp;C=6!421CA8!1&gt;!;&amp;45=6#! IDENTIFY:! ! # &quot; &quot; # #!!D)6! ! # \$ % &amp;7 ' !81!;4&lt;;C&lt;486!8&amp;6!75:&gt;8!E6&lt;1;:89! &amp;7 # ! SET UP:! \$ # G#. &quot; \$%F. !2 !' # !! % # \$#(% &quot;\$%!\$/ !0 #! EXECUTE:! (a) ! # *F% 0 &quot; # # .#HG &quot; \$%!F ,# ! # .%+(% )- (b) ! # \$ % &amp;7 '# !!I&amp;:)!=:E6)! &amp;7 # ! .#HG &quot;\$%!F , # # \$#H. &quot;\$%!( 2 )# ! F. \$%' +G#. &quot; \$% -+\$#(% &quot; \$%!\$/ 0-+, +\$#' &quot; \$%!' 2-F - EVALUATE:! &amp;7 :)!)24&lt;&lt;65!8&amp;4A!:A!JK423&lt;6!FG#\$B!?6;4C)6!!!:)!)24&lt;&lt;65!:A!8&amp;:)!351?&lt;62#! 25.3. IDENTIFY:! ! # &quot; &quot; # #!! ( # ! &quot; ' #!! ( # \$ % &amp;7 ! SET UP:! ' # +, &quot; *- ) F B!L:8&amp;! ) # F#%G &quot; \$%!' !2 #!!I&amp;6!;&amp;45=6!1&gt;!4A!6&lt;6;851A!&amp;4)!24=A:8C76! 0 * # \$#(% &quot;\$%!\$/ !0# ! EXECUTE:! (a) &quot; # !# # +G#%%!,-+\$#%%!)- # G#%%!0# !!I&amp;6!AC2?65!1&gt;!6&lt;6;851A)!:)! (b) ( # 25.4. 25.5. ! G#%%!, # # \$#G\$&quot; \$%( !,&quot;2F # ! +, &quot; *- )...
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