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Practica de Fisica No. 8 5im11

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Page 1: Practica de Fisica No. 8 5im11

8/19/2019 Practica de Fisica No. 8 5im11

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PRÁCTICA NUMERO 8

INSITUTO POLITECNICO NACIONAL

CENTRO DE ESTUDIOS CIENTIFICOS

 Y TECNOLÓGICOS NO. 4“LAZARO CARDENAS”

LABORATORIO DE FISICA III

PROFESOR: FERNANDO PONCE HDZ.

PRACTICA NO. 8

“EFECTOS DE LACORRIENTE ELECTRICA”

”ALUMNO: CASTILLO ZENIL OMAR ALBERTO

GRUPO: 5IM11

BOLETA: !1"!41##"

FECHA DE ENTREGA: 5 DE FEBRERO DEL !15

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I. NOMBRE DE LA PRÁCTICA

EFECTOS DE LA CORRIENTE EL$CTRICA

II. %USTIFICACIÓN

L& '())*+,-+ +/'-)*'& 0)(2'+ *3+)( ++'-( & '*)'2&) 0() 2,'(,2'-() 6+-7*'( ( ++'-)(*-(. E-( ++'-( &, 2&) & +,96+,(2+; ++ + 02,-( + 3*-& 0)7'-*'(; -*+,+, 6<-*0+ &0*'&'*(,+'*+,-=>'&; *,2-)*&+ ? (6/-*'&.

P() +-& )&@9, + *60()-&,-+ + +-2*( +0+)*6+,-& + -&+ ++'-(.

III. OB%ETIOS

+)*>'&) 2+ & '())*+,-+ 0)(2'+ ++'-( + -*0( 6&,/-*'(; '&)*>'(;26*,(( ? 2=6*'(.

I. PREREUISITOS

P&)& + &26,( 02+& )+&*@&) +-& 0)7'-*'&; + ,+'+&)*( 2+ -+,& ('(,('*6*+,-( *2*+,-+:

& C(,'+0-( + '())*+,-+ +/'-)*'& C(,-*-2'*9, ? 2,'*(,&6*+,-( + 2,& )<2&' C(,'+0-( + *(,*@&'*9, M(+( &-96*'( + B()+ P)*,'*0*( + '(,+)3&'*9, + & +,+)=&

. BREES CONSIDERACIONES TEORICAS

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L& '())*+,-+ +/'-)*'&; '*)'2&,( 0() 2, '(,2'-() 6+-7*'(; 02+& &)2&) & ( ++'-( + -*0( 6&,/-*'(; '&)*>'( ? 26*,(( ? '*)'2&,(0() 2, ++'-)(*-(; & ++'-( 2=6*'(.

E ++'-( 6&,/-*'( + & '())*+,-+ +/'-)*'& 2+ +'2*+)-( 0() +

0)(+() D&,/ H&, C)*-*&, O+)-+; 2*+, )+&*@( 2, +0+)*6+,-(2+ +3& 2 ,(6)+. E +0+)*6+,-( + O+)-+ '(,*-*9 +, '(('&) 2,&&6)+ )+'-( ()*@(,-&; *-2&( +&( + + 2,& &2& *6&,-&&)<2& '2&,( 0() + &&6)+ '*)'2+ 2,& '())*+,-+ +/'-)*'&; & )<2&*)& ? + '(('& +, 2,& 0(*'*9, + +2**)*( '2?& *)+''*9, +0+)0+,*'2&) & &&6)+. S* + *,3*+)-+ + +,-*( + & '())*+,-+; ++,-*( + & +3*&'*9, + & &2& + *,3*+)-+ -&6*/,.

E-+ +0+)*6+,-( +62+-)& & )+&'*9, 2+ +*-+ +,-)+ & ++'-)*'*& ?+ 6&,+-*6(; )+&'*9, 2+ '(,*-+ +, 2+ &)++() + '(,2'-()

'(, '())*+,-+ + ')+& 2, '&60( 6&,/-*'(; '&60( 2+ +&0&)+'+ &*,-+))260*)+ & '*)'2&'*9, + & '())*+,-+ +/'-)*'& 0() + '(,2'-().

E ++'-( 67 +3*+,-+ + & '())*+,-+ +/'-)*'& +; *, 2&; + +'&+,-&) + &&6)+ 2+ & '(,2'+. E-+ ++'-( 2+ &60*&6+,-++-2*&( 0() + =*'( *,+ %&6+ P)+'(-- %(2+; 2*+, +( &+6(-)&) 2+ & '&,-*& + '&() +&))(&( + *)+'-&6+,-+0)(0()'*(,& & '2&)&( + & *,-+,*& + '())*+,-+ 2+ '*)'2& 0() +&&6)+; & & )+*-+,'*& +/'-)*'& + '(,2'-(); ? & -*+60( 2)&,-+ +'2& '*)'2& & '())*+,-+. E2*3&+,-+ 6+'7,*'( + '&()

E-+ +'( '(,('*( '(, + ,(6)+ + “L+? + %(2+” + )+0)++,-&6&-+67-*'&6+,-+ '(, & +'2&'*9,:

!."J I R- '&()=&

D(,+ + & '&,-*& + '&() +,+)&( +, '&()=&; I + & *,-+,*&+ & '())*+,-+; R + & )+*-+,'*& +/'-)*'& + '(,2'-() ? - + +-*+60( 2)&,-+ + '2& '*)'2& & '())*+,-+.

E ++'-( '&()=+)( + & '())*+,-+ +/'-)*'& + +*( & 2+ +, 26(3*6*+,-( & -)&3/ + '(,2'-(); ( ++'-)(,+ '('&, '(, &0&)-='2& 2+ 2+&, >& +, /. D2)&,-+ +-( '(2+ & +,+)=&'*,/-*'& + ( ++'-)(,+ + -)&,()6& +, +,+)=& '&()=>'&.

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E ++'-( 26*,(( + & '())*+,-+ +/'-)*'& + 2,& '(,+'2+,'*& *)+'-&+ ++'-( '&()=>'(; +-( + * )+&&6( +-+ + 0)(2'+ 2, ++'-(;2+ & 0+)*& + & +,/)*'& '*,/-*'& + ( ++'-)(,+ *)+ + -*+,+2,& '(,3+)*9, +-& +,+)=&; +, +,+)=& 26*,(& (,&++'-)(6&,/-*'&

E ++'-( 2=6*'( + +3& & '&( '2&,( 2,& '())*+,-+ +/'-)*'&&-)&3*+& '*+)-& *(2'*(,+ '(,2'-()& + & ++'-)*'*&;+,(6*,&& ++'-)(*-(. L& '*)'2&'*9, + & '())*+,-+ 0() 2, ++'-)(*-(0)(3('& & +'(60(*'*9, + +-+; ()6&,( 2-&,'*& *+)+,-+ +,& -+)6*,&+ ( ++'-)(*-(. E-+ +,96+,( )+'*+ + ,(6)+ +++'-)(** ? 2+ M*'&+ F&)&&? 2*+, ()62( & +?+ 2+ *'*+)(,0(*+ & 6+*'*(,+ '2&,-*-&-*3& + +-+ +,96+,(.

I. EUIPO Y MATERIAL EMPLEADO

1 A&6)+ '(, '(,-&-&, + 1! '6 + (,*-2 + !. 66

1 &))& 0+2+K& + '&)9,

1 &))& 0+2+K& + *+))(

1 (*,& + 4!! +0*)&

(),+ '(, &*&()

1 )<2&

4 '(,2'-()+ +/'-)*'( 0&)& '(,+*(,+

1 760&)& + ".5

1 0()-&760&)&

1 (2'*9, '(,'+,-)&& + 2&-( + '()+ +, &2&

-)=0(+

1 -)(@( + 0&)&>,&

1 3&( + 0)+'*0*-&(1 2+,-+ )+2&+; '(, 3(-=6+-)( ? &60+)=6+-)( *,'2*(

II. DESARROLLO DE LA PRACTICA Y CUESTIONARIO

1. C(,+'-+ ( &0&)&-( + &'2+)( '(, + *&)&6& + '*)'2*-(6(-)&( +, & 76*,& + )(-&-()*(.

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. C(,+'-+ & (*,& + 4!! +0*)& & '*)'2*-(; +,-)+ (0(-+ ? &0=2+( '(, + )+9-&-( 0+)*& + & 2+,-+2,& '())*+,-+ + !.8 A. &'+)2+ 2,& )<2& & & (*,&;)(+7,(&; &,(-+ ( 2+ (+)3&; +0*'&,( + 0()2/+ +,96+,(.

R= LA BRÚJULA SE MUEVE DE ACUERDO A DONDESE ENCUENTRA LA BOBINA PRENDIENDO EL SUITCH, ALPRINCIPIO APUNTABA HACIA EL OESTE.

". I,3*+)-& + +,-*( + & '())*+,-+ ? )+0*-& &+0+)*+,'*& + *,'*( &,-+)*(). A,(-+ ? +0*2+ ((+)3&(.

R= SE CAMBIÓ LOS CABLES EL AZUL EN EL

ROJO Y EL ROJO EN DONDE IBA EL AZUL, AHORA SE ORIENTAHACIA EL LADO CONTRARIO

4. B&7,(+ +, ( &,-+)*(); +0*2+ +, 2+ '(,*-+ + +,96+,(6&,/-*'( + & '())*+,-+ +/'-)*'&.

R= LO ÚNICO QUE PUEDE PERTURBAR LA BRÚJULA ES UN CAMPOMAGNÉTICO Y DEPENDE DEL SENTIDO EN QUE VA LA CORRIENTEELÉCTRICA.

5. C(,+'-+ 1! '6 + &&6)+ + '(,-&-&, +,-)+ (0(-+; &0*2+ 2,& '())*+,-+ + !.# A ? 0&+ & 0&)&>,&()+ + &&6)+. A,(-+ ( (+)3&(.

R= co !" co##$%&% !" '"#"(" co)$%*" " +%##%&$#%'o# %! %-%c&o +%! c"!o# /% '#o0oc" %! "!")1#% 2"/% %&% %&3 #%c$1$%+o /" c"#4" %!5c&#$c".

#. S* + &26+,-& & *,-+,*& + & '())*+,-+ &-& !.J A 2/ (+)3&+, & 0&)&>,& +0(*-&& +, + &&6)+

R= "/)%&" %! c"!o# c"+" /% !" $&%$+"+ +% !" co##$%&% %)3 4#"+% 'o# %o !" '"#"(" % +%##$&% )3 #3'$+o.

. ++ + 02,-( + 3*-&; +0*2+ + ++'-( '&()=>'( ++'-( (2+ +& '())*+,-+ +/'-)*'&.

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R= S% cooc% co)o %-%c&o Jo/!% "! -%6)%o$##%0%#$1!% 'o# %! c/"! $ % / co+/c&o# c$#c/!"co##$%&% %!5c&#$c", '"#&% +% !" %%#47" c$5&$c" +%!o %!%c&#o% % &#"-o#)" % c"!o#, +%1$+o " !oc8o/% /% /-#% co !o 3&o)o +%! )"&%#$"!

co+/c&o# 'o# %! /% c$#c/!", %!%0"+o !"&%)'%#"&/#" +%! )$)o. E! o)1#% % % 8oo# "/ +%c/1#$+o#, %! -7$co 1#$&3$co J")% P#%co&& Jo/!%

8. C(,+'-+ & 760&)& & '*)'2*-( +,-)+ ( 0(-+ ? 26*,*-)+ 2,&'())*+,-+ )&2&6+,-+ ')+'*+,-+ ++ ! &-& !. A &,(-+ 2(+)3&'*(,+; +0*'&,( + 0()2/ + ( (+)3&(.

R= E! -oco co)$%*" " &%%# )" %%#47" 'o#/% % /)$$&#" !"co##$%&% 4#"+/"!)%&%.

J. S2+-+ + 0(-+ 7,(( & &))& + '&)9, ? +, + 0(-+,+&-*3( '&-&( & &))& + *+))(; *,-)(<@'&( +, + 3&(+ 0)+'*0*-&( 2+ '(,-*+,+ 2,& (2'*9, '(,'+,-)&& +2&-( + '()+ +, &2&. A0*2+ 6+*&,-+ )+9-&-( 2,&..0. + 53 +,-)+ ( ++'-)(( 2)&,-+ 2, -*+60( 6=,*6( +16*,; &2+ ( ++'-)(( + & (2'*9, ? &,(-+ ( 2+

(+)3& +, +(.

R= % -o#)" 1/#1/9" % %! c"#16 2 -o#)" / 4" !" '!c" +%

8$%##o "! "c"#!" &$%% / co!o# #o9$*o 2 % 8"c% co1#%.