แบบฝึกหัดบทที่ 16 ไฟฟ้าและแม่เหล็ก 1

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Transcript of แบบฝึกหัดบทที่ 16 ไฟฟ้าและแม่เหล็ก 1

Page 1: แบบฝึกหัดบทที่ 16 ไฟฟ้าและแม่เหล็ก 1

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10. 3*'* *&1, 0(! .4 !/ %.% ,0* *&!*'/* F-$*'"2'' 2 *'( !"# ,/("#

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17. (1"#$(< a b c !/ d >* *&2 *&' 1 ,2 ,3, 4, 5 >14$"'2 *& ?

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2.A&*'&/ $./0!** Y '!"#B'&/ $ 3.20 !! 1(01, /8*B'=30&*$%(/ $./0- / 5.0 ?(/8*14"# 1.6 ×10-19 2</) ( 1020 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 3. !**&0(A1'14"#"$&(0$ 5.0 ×104 2</ */$ /-&(!**1'!"# 20 //!! '(, 1A-&!**"$& .( ? ( 694.44 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 4. / $./0&0(/8* 5.0 ×1028 * *'/<* / $=30&*$ 2.5 *(//* A&/8*!*'/* 2/3$& %$2 8 /3/ 0.30 //**' 1!"#'-$-&/ $ ? ( 6 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 16.2

5. 1$/( $2 *'(0 '(/%(* *& !/!"#B'* *&G(*'<'!0/'(,$"#*'(O %2 =0 '(2 *'(!/!"#"$& $(< 1(02 2 *&%(* *& ? ( 5 )

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16.3

11. (1"#$(< !$($/(=30!(2/3"#!/2 *&5-%(!** ' !$(2 =0 '(2 *'(0 '(% %(!** C !/!"#B'!** C 32 *&/" &*$! X !/ Y 2' x !/ y */,$ 1(0!(2/3"#!/2 *&5-%(!** C ?

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18. 2 *&%(/ $0/8/&&0(&B'</( 1 G** 1/$/(0/30(-3A<2/3$& (!$( 1(02 0%((!$(2/3 ,0$-0&5=*&%(0/8!/(!$(' 1.98 × 10-7 !/1.7 10-8 .0 * */,$ ( 0.325 1,0 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 19. 3,!**03(& *'!41!"# 0.25 !! B'* *& 8 .0 A&*'!**!%1!"# 0.16 !! 1(0!(2/3"#!/2 *&5-!** ? ( 1.41 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 16.5 *& &%+,"#

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21. 3,!**&G(*'!4"*'* *&%$ 5.6 .0 !"#- (112''-$ A&!**!*'/&!(2/3"# 1.5 . /* !/2 *&5- 0.1 .0? ( 1 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 22. (1"#$(< C >!0/'(,$"# A >!* !/ V >. /** 1(0 . 2 *& 0 '( X !/ Y ( 1.33 )

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1. =/(("#/3("* *&((- (1- / 30 ( 3,240 2) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... 23. * *&* 2 *& 1 .0 100 .0 !/ 1,000 .0 A&,* *&!*'/* "*'!**!(2/3"# 3 . /* !/2 *&5- 0.5 .0 2 *'(0 '(/%(* *&>'" ? ( 2 ,2.99 ,3.00 , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 24. !** 423(0(!(2/3"# 9 . /* %F-0&!"# 0.4 !! $2 *'(0 '(0 '(% !**"$& 8.8 . /* 2 *&5-%(!**2''-$ ? ( 0.5 ) , ............................................................................................................................................................. .......................................................................................................................................................................... .......................................................................................................................................................................... .......................................................................................................................................................................... 25. 1< 2 *'(0 '( A !/ B 2''-$ 3,* *& 30 .0 *'0 '(14$ A !/ B 2 *'(0 '(14$ A !/ B -2(0/(12''-$? ( 3) 8 3 4.8 )

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26. (1"#$(< A&!**"'2 *&5- 2 *'(0 '(/%(* *& 3 .0 2''"? ( 1 )

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