UNIVERSIDAD TÉCNICA DE MANABÍ
INSTITUTO DE CIENCIAS BÁSICAS FACULT FACULTAD AD DE CIENCIAS CIEN CIAS MATEMÁTICAS MATEMÁTICAS,, FÍSICAS FÍ SICAS Y QUIMICAS INFORME DE LABORATORIO ASIGNATURA: FÍSICA Y LABORAT LABOR ATORIO ORIO I
DOCENTE: ING. RENET PALMA BASURTO BASURTO
INTEGRANTES: ANCHUNDIA ANDRADE HENRY BRAVO MOREIRA IRVIN ESCOBAR ESCO BAR HURTADO HURTADO STA STALY LYN N MOLINA PIN NELSON MOREIRA MENDOZA MENDOZ A ANDRÉS
PARALELO: “C”
TEMA: MRU - MRUV
RESUMEN La pr!"#!a $%& '& ((&)* a !a+, & &( (a+,ra",r#, pr&"&#* &/,'"rar (a' r&(a!#,&' &0#'"&"&' &"r& &( M,)#/#&", R&!"#(1&, U#2,r/& 3MRU4 5 &( M,)#/#&", R&!"#(1&, U#2,r/&/&"& Var#a, 3MRUV4. La pr!"#!a !,'#'"#* & ",/a & a",' & "#&/p, 5 p,'#!#* & % !%&rp, & &'"& !a', % !,61 & a#r&7 &( !%a( '& &'p(a8* ',+r& (a p(a"a2,r/a !, (a a5%a & % ',p(a"& &( !%a( pr,p,r!#,a+a $%& (a )&(,!#a 5 a!&(&ra!#* '&a !,'"a"& a, a'1 a &/,'"rar &( MRU & &( $%& '& r&a(#8* % ',(, #"&", !, +arr&ra' 2,",&(9!"r#!a p,r &(a"& &( !,61 & a#r& '# %'ar (a p,(&a '#&, % &/p%6& /a%a( 5 &( ',p(a"& (, $%& (, a5%& a &'(#8ar'& 5 MRUV $%& !,'#'"#* & !#!, #"&",' !, "r&' +arr&ra' 2,",&(9!"r#!a' %+#!aa' & p,'#!#,&' #'"#"a'7 (a' !%a(&' p&r/#"& /ar!ar &( "#&/p, & &( $%& &( !,61 pa'a p,r &((a' 5 (a' r&:#'"ra & % #'p(a5
OBJETIVOS •
•
•
R&!,,!&r 5 , #&"#2#!ar (a' #2&r&!#a' 5 r&(a!#,&' &"r& &( MRU 5 MRUV. O+'&r)ar 5 &"&r/#ar (a )&(,!#a 5 &( "#&/p, & % !%&rp, /,)#9,'& ;a!#a )ar#a' p,'#!#,&' &'"a+(&!#a'. O+"&&r !,,!#/#&", para r&pr&'&"ar & :r2#!a' & p,'#!#* )&r'%' "#&/p, (, ,+'&r)a, & (a pr!"#!a & (a+,ra",r#, !, r&'p&!", a( MRU 5 MRUV
INFORMACIÓN TEÓRICA
Movii!"#o R!$#i%&"!o U"i'o(! )MRU*: U /,)#/#&", &' r&!"#(1&, !%a, % !%&rp, &'!r#+& %a "ra5&!",r#a r&!"a7 5 &' %#2,r/& !%a, '% )&(,!#a &' !,'"a"& & &( "#&/p,7 aa $%& '% a!&(&ra!#* &' %(a. N,' r&2&r#/,' a 9( /&#a"& &( a!r*#/, MRU. E( MRU 3/,)#/#&", r&!"#(1&, %#2,r/&4 '& !ara!"&r#8a p,r<
M,)#/#&", $%& '& r&a(#8a & (1&a r&!"a. V&(,!#a !,'"a"&= #/p(#!a /a:#"% 5 #r&!!#* !,'"a"&'. La /a:#"% & (a )&(,!#a r&!#+& &( ,/+r& & !&(&r#a , rap#&8. Pr&'&"a %a a!&(&ra!#* %(a.
E( MRU "ra+a6a >#!a/&"& !, (a '#:%#&"& 2*r/%(a D,&< d v= t
v: V&(,!#a 1: D#'"a!#a #: T#&/p,
R!+(!!"#-$i." /(0'i$- 1!% MRU A( r&pr&'&"ar :r2#!a/&"& (a )&(,!#a & 2%!#* &( "#&/p, '& ,+"#&& %a r&!"a para(&(a & &( &6& & (a' a+'!#'a' 3"#&/p,4. A&/'7 &( r&a +a6, & (a r&!"a r&pr&'&"a (a #'"a!#a r&!,rr#a. La r&pr&'&"a!#* :r2#!a & #'"a!#a r&!,rr#a & 2%!#* &( "#&/p, a (%:ar a %a r&!"a !%5a p&#&"& '& !,rr&'p,& a (a )&(,!#a.
Movii!"#o R!$#i%&"!o U"i'o(!!"#! V-(i-1o )MRUV*:
E( /,)#/#&", r&!"#(1&, %#2,r/&/&"& )ar#a, 3MRUV47 "a/+#9 !,,!#, !,/, /,)#/#&", r&!"#(1&, %#2,r/&/&"& a!&(&ra, 3MRUA47 &' a$%&( & &( $%& % /*)#( '& &'p(a8a ',+r& %a "ra5&!",r#a r&!"a &'"a, ',/&"#, a %a a!&(&ra!#* !,'"a"&. U &6&/p(, & &'"& "#p, & /,)#/#&", &' &( & !a1a (#+r& )&r"#!a(7 & &( !%a( (a a!&(&ra!#* #"&r)#&7 5 !,'#&ra !,'"a"&7 &' (a $%& !,rr&'p,& a (a :ra)&a. Ta/+#9 p%&& &2##r'& &( /,)#/#&", !,/, &( $%& r&a(#8a %a par"1!%(a $%& par"#&, &( r&p,', &' a!&(&raa p,r %a 2%&r8a !,'"a"&.
Movii!"#o R!$#i%&"!o U"i'o(!!"#! V-(i-1o !" !$0"i$- "!2#o"i-"E /&!#!a !('#!a &( /,)#/#&", &' %!#2,r/&/&"& )ar#a, 3MRUV4 pr&'&"a "r&' !ara!"&r1'"#!a' 2%a/&"a(&'< ?. La a!&(&ra!#* 5 (a 2%&r8a r&'%("a"& ',+r& (a par"1!%(a ', !,'"a"&'. @. La )&(,!#a )ar1a (#&a(/&"& !, r&'p&!", a( "#&/p,. . La p,'#!#* )ar1a '&:> %a r&(a!#* !%ar"#!a r&'p&!", a( "#&/p,. La 2#:%ra /%&'"ra r&(a!#,&'7 r&'p&!", a( "#&/p,7 &( &'p(a8a/#&", 3par+,(a7 )&(,!#a 3r&!"a !,/, p&#&"&4 5 a!&(&ra!#* 3!,'"a"&7 r&!"a ;,r#8,"a(4 & &( !a', !,!r&"a & (a !a1a (#+r& &( !%a( "#&& )&(,!#a ##!#a( %(a. E &( MRUV7 (a a!&(&ra!#* #'"a"&a &' r&pr&'&"aa !,/, (a p&#&"& & (a r&!"a "a:&"& a (a !%r)a $%& r&pr&'&"a :r2#!a/&"& (a 2%!#* )3"4 La )&(,!#a ) para % #'"a"& " a, &'< v ( t ) =at + v 0
)Si!"1o V %- v!%o$i1-1 i"i$i-%* 3
E MRUV '& "ra+a6a !, (a' '#:%#&"&' 2*r/%(a'< V f =V 0 + at 2
V f
=
V 0
2
+2
( V
d
0
+
V f )
2
ad a x =v 0 ± ( 2 n −1) 2
2
. t d =V 0 .t +
at 2
MATERIALES Y EQUIPO
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COIN DE AIRE
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DESLIZADOR
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BARRERAS FOTOELÉCTRICAS COMPACTA
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CABLES DE CONEIN
•
DOBLES NUEZ
•
•
•
•
VARILLA REDONDA DE MM SOPLANTE DISPLAY MEDIDOR DE TIEMPOS PIE CNICO
45 COJÍN DE AIRE Y DESLI6ADOR E' % apara", & (a+,ra",r#, %"#(#8a, para &'"%#ar (a' !,(#'#,&' & %a #/&'#*. E( r#&( !,'"a & % "%+, & '&!!#* "ra')&r'a( !%araa !, %a '&r#& & p&r2,ra!#,&' p,r (a' $%& 'a(& a#r& a pr&'#*. S,+r& &( r#&( '& !,(,!a !arr,' $%& '& &'(#8a ',+r& %
!,(!;* & a#r& $%& '& 2,r/a &"r& &( r#&( 5 &( !arr,. L,' !arr,' '& /%&)& & &'&!#a '# 2r#!!#*. S,+r& (,' !arr,' '& !,(,!a p&',' para &0p&r#/&"ar &( !;,$%& & ,+6&",' & #2&r&"& /a'a. E( '#/%(a,r & r#&( & a#r& p&r/#"& /,#2#!ar (,' par/&"r,' /' #/p,r"a"&'< /a'a'7 )&(,!#a&' ##!#a(&' 5 !,&2#!#&"& & r&'"#"%!#*7 p%#9,'& ((&)ar a !a+, %a :ra )ar#&a & &0p&r#/&",' !, !;,$%& &('"#!,'7 , &('"#!,' 5 p&r2&!"a/&"& #&('"#!,'.
75 BARRERAS
FOTOELÉCTRICAS5 F%!#* & /&#a &(&!"r*#!a &( "#&/p, 5 #'p,'#"#), !,"a,r. Pa"a((a & !#2ra' (%/#,'a'7 #"&rr%p",r & '&(&!!#* para /,,' ,p&ra"#),'7 "&!(a RESET7 !(a)#6a BNC para ##!#, 5, &"&!#* &0"&ra & (a /&#!#* & "#&/p,7 'a(#a TTL para !,"r,(ar &$%#p,' p&r#29r#!,'7 !,&!", & a(#/&"a!#* 3;&/+r#((a' & //4.
85 CABLES DE CONE9CIÓN5 %&:, & !a+(&' & !,&0#* para (a %"#(#8a!#* & !#r!%#",' & +a6a "&'#*. La' par"&' !,%!",ra' & /&"a( &( &!;%2& '& &)#"a & /a&ra 2#a+(& & '&r !,"a!"aa' p,r % r&)&'"#/#&", & p('"#!, 2#6,. La' "#ra' & !,"a!", &'" ;&!;a' & !,+r& r&)&'"#, !, 1$%&( +&r#(#,. La !a+&8a &( &!;%2& "#&& % !a'$%#((, a0#a( para (a !,&0#* &( !a+(& a#!#,a(7 (a '&!!#* &( p(,/, @. //@7 !apa!#a & !ar:a p&r/a&"& @ A.
5 DOBLE NUE6
Ua ,+(& %&8 &' par"& &( /a"&r#a( & /&"a( %"#(#8a, & % (a+,ra",r#, & $%1/#!a para '%6&"ar ,"r,' /a"&r#a(&'7 !,/, p%&& '&r ar,'7 a:arra&ra'7 p#8a'7 &"!. E' %a p#&8a $%& p,'&& ,' a:%6&r,' !, ,' ",r#((,' ,p%&'",'. U, & (,' a:%6&r,' '& %"#(#8a para a6%'"ar (a ,+(& %&8 3:&&ra(/&"& a % ',p,r"& %#)&r'a(47 /#&"ra' $%& & (a ,"ra '& !,(,!a 5 a6%'"a (a p#&8a a '%6&"ar. Ma"&r#a(&'< T#ra2,, & Ba$%&(#"a & a!&r, 5 !a'!, & +a$%&(#"a.
;5 SOPLANTE E' % "#p, & !,/pr&',r $%& pr,p,r!#,a :ra !a%a( 5 +a6a pr&'#*7 p,&/,' &!#r $%& &'" a /&#, !a/#, &"r& )&"#(a,r 5 !,/pr&',r.
<5 DIAPLAY MEDIDOR DE TIEMPOS M#& ;a'"a )&!&' '#/%("&a/&"&. I'"r%/&", & /&#!#* & "#&/p, />("#p(& para %a )ar#&a & ap(#!a!#,&' & (a &'&a8a7 '#&/pr& $%& (,' "#&/p,' '& /#a !, pr&!#'#*. La %#a &( "&/p,r#8a,r "#&& !%a"r, pa"a((a' & 1:#",'. E( arra$%& 5 (a paraa & (,' !%a"r, "&/p,r#8a,r&' #&p&#&"&' #!,rp,ra,' ', a!!#,a,' p,r (a ap&r"%ra , !#&rr& & !#r!%#",' &(9!"r#!,'7 , p,r /&#, & +arr&ra' & (%8 % ,"ra' 2%&"&' & '&a( TTL.
=5 PIE CÓNICO Y VARILLA
Para a(,6ar )ar#((a' & p&r2#( r&,, !%ara,. C, )a!#a, 3@J0K//4 & (a '%p&r2#!#& & ap,5, para !,(,!ar(, ',+r& %a r&:(a :ra%aa 3p.&. ?-4 5 p,&r &'p(a8ar(, a (, (ar:, & (a r&:(a Ma"&r#a( a!&r, !, /a#((a & p('"#!, D#/&"r, /0#/, & '%6&!#*< Para )ar#((a' r&,&aa' ...?//Para p&r2#(&' !%ara,' 0...?@0?@//S%p&r2#!#& & ap,5, //P&',< apr,0. @:
PROCEDIMIENTO PRACTICA EN EL LABORATORIO )MRU* < 45 R&a(#!& &( /,"a6& r&'p&!"#), !, (a a5%a &( r&'p,'a+(& &( (a+,ra",r#,. 75 E'!,6a &( #)&( & a#r& &( ',p(a"& 5 , (, !a/+#& %ra"& ",a (a &0p&r#/&"a!#*. 85 U+#$%& &( #'p(a5 & "#&/p,' & /,, & 2%!#,a/#&", “S” !,/, ##!a (a 2#:%ra 5 C,(
(a' +ar
2," (9!"r#!
"a
(a' #'"a!#a &
a'
",/a, & !%&"a $%& (a pr#/&ra +arr&ra &+& &'"ar %+#!aa p,r &(a"& &( &'(#8a,r , pa"1.
;5 E (a ;,6a & a",' "9!#!, r&:#'"r& (a' #'"a!#a' 3 4 a (a' $%& &'" %+#!aa' !aa %a & (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a'. <5 Ha:a $%& &( &'(#8a,r , pa"1 !,/#&!& '% r&!,rr#, a "ra)9' & (a p#'"a. =5 R&:#'"r&7 & (a ;,6a &( p%", 7 (,' "#&/p,' 3 4 a,' p,r &( #'p(&5 & "#&/p,'7 para !aa %a & (a' #'"a!#a' a (a' $%& &'" %+#!aa' (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a. PRACTICA EN EL LABORATORIO )MRUV* < 45 R&a(#!& &( /,"a6& r&'p&!"#), !, (a a5%a &( r&'p,'a+(& &( (a+,ra",r#,. 75 E'!,6a &( #)&( & a#r& &( ',p(a"& 5 , (, !a/+#& %ra"& ",a (a &0p&r#/&"a!#*. 85 U+#$%& &( #'p(a5 & "#&/p,' & /,, & 2%!#,a/#&", “S” !,/, ##!a (a 2#:%ra 5 C,(,$%& (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a a (a' #'"a!#a' &'&aa'7 ",/a, & !%&"a $%& (a pr#/&ra +arr&ra &+& &'"ar %+#!aa & &( p%", & par"#a &( &'(#8a,r , pa"1. ;5 E (a ;,6a & a",' "9!#!, r&:#'"r& (a' #'"a!#a' 3 4 a (a' $%& &'" %+#!aa' !aa %a & (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a'. <5 Ha:a $%& &( &'(#8a,r , pa"1 !,/#&!& '% r&!,rr#, a "ra)9' & (a p#'"a. =5 R&:#'"r&7 & (a ;,6a &( p%", 7 (,' "#&/p,' 3 4 a,' p,r &( #'p(&5 & "#&/p,'7 para !aa %a & (a' #'"a!#a' a (a' $%& &'" %+#!aa' (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a.= r&p#"a )&!&' &'"& /#'/, pr,!&', '# )ar#ar (a' %+#!a!#,&' & (a' +arr&ra' 2,",&(9!"r#!a'. UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
ACTIVIDADES:
PRACTICA EN EL LABORATORIO )MRU* < ?5 R&a(#!& &( /,"a6& r&'p&!"#), !, (a a5%a &( r&'p,'a+(& &( (a+,ra",r#,. @5 E'!,6a &( #)&( & a#r& &( ',p(a"& 5 , (, !a/+#& %ra"& ",a (a &0p&r#/&"a!#*.
435 U+#$%& &( #'p(a5 & "#&/p,' & /,, & 2%!#,a/#&", “S” !,/, ##!a (a 2#:%ra 445 C,(,$%& (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a a (a' #'"a!#a' &'&aa'7 ",/a, & !%&"a $%& (a pr#/&ra +arr&ra &+& &'"ar %+#!aa p,r &(a"& &( &'(#8a,r , pa"1. 475 E (a ;,6a & a",' "9!#!, r&:#'"r& (a' #'"a!#a' 3 4 a (a' $%& &'" %+#!aa' !aa %a & (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a'. 485 Ha:a $%& &( &'(#8a,r , pa"1 !,/#&!& '% r&!,rr#, a "ra)9' & (a p#'"a. 45 R&:#'"r&7 & (a ;,6a &( p%", 7 (,' "#&/p,' 3 4 a,' p,r &( #'p(&5 & "#&/p,'7 para !aa %a & (a' #'"a!#a' a (a' $%& &'" %+#!aa' (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a. PRACTICA EN EL LABORATORIO )MRUV* < ?5 R&a(#!& &( /,"a6& r&'p&!"#), !, (a a5%a &( r&'p,'a+(& &( (a+,ra",r#,. @5 E'!,6a &( #)&( & a#r& &( ',p(a"& 5 , (, !a/+#& %ra"& ",a (a &0p&r#/&"a!#*. 435 U+#$%& &( #'p(a5 & "#&/p,' & /,, & 2%!#,a/#&", “S” !,/, ##!a (a 2#:%ra 445 C,(,$%& (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a a (a' #'"a!#a' &'&aa'7 ",/a, & !%&"a $%& (a pr#/&ra +arr&ra &+& &'"ar %+#!aa & &( p%", & par"#a &( &'(#8a,r , pa"1. 475 E (a ;,6a & a",' "9!#!, r&:#'"r& (a' #'"a!#a' 3 4 a (a' $%& &'" %+#!aa' !aa %a & (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a'. 485 Ha:a $%& &( &'(#8a,r , pa"1 !,/#&!& '% r&!,rr#, a "ra)9' & (a p#'"a. 45 R&:#'"r&7 & (a ;,6a &( p%", 7 (,' "#&/p,' 3 4 a,' p,r &( #'p(&5 & "#&/p,'7 para !aa %a & (a' #'"a!#a' a (a' $%& &'" %+#!aa' (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a.= r&p#"a )&!&' &'"& /#'/, pr,!&', '# )ar#ar (a' %+#!a!#,&' & (a' +arr&ra' 2,",&(9!"r#!a'.
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
TABULACION DE DATOS )MRU*: 45 D&"&r/#ar (a )&(,!#a !, (a $%& '& &'p(a8a &( &'(#8a,r , pa"1 p,r !aa %a & (a' #'"a!#a' a (a' $%& &'" %+#!aa (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a /&#a"& (a &!%a!#* p(a"&aa & (a "a+(a ?7 r&:#'"r& (,' r&'%("a,' & #!;a "a+(a 5 !,/pr%&+& '% (&5 21'#!a.
TABULACION DE DATOS )MRUV*: 45 D&"&r/#ar &( "#&/p, pr,/&#, para !aa %a & (a' #'"a!#a' r&!,rr#a p,r &( &'(#8a,r , pa"17 /&#a"& (a &!%a!#* p(a"&aa & (a' '#:%#&"&' "a+(a'. UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS 7
DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
75
D&"&r/#ar & (a "a+(a (a a!&(&ra!#* 5 )&(,!#a !, (a $%& '& &'p(a8a &( &'(#8a,r , pa"1 p,r !aa %a & (a' +arr&ra' 2,",&(9!"r#!a' !,/pa!"a7 &/p(&a, (a' &!%a!#,&' p(a"&aa' & (a '#:%#&"& "a+(a para &/,'"rar (a (&5 21'#!a 5 r&:#'"r& (,' r&'%("a,' & #!;a "a+(a.
UNIVERSIDAD TÉCNICA DE MANABÍ
INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
GRAFICAS )MRU*:
45
Gráfca (X-t) 0.5 0.45 0.4 0.35 0.3 x
0.25 0.2 0.15 0.1 0.05 0 0.4
0.45
0.3
0.15
0.6
0.8
1
1.2
1.4
1.6
t Valores Y
E/p(&a, E/p(&a, (,' a",' ,+"&#,' & (a "a+(a ?7 r&a(#8ar (a :r2#!a & #'"a!#a & 2%!#* &( "#&/p, 3 x vst 4 /&#a"& &( pr,:ra/a E0!&( 5 & pap&( /#(#/&"ra, para !,/pr,+ar (a (&5 21'#!a &( MRU 5 !,/pr%&+& r&'%("a,'
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE PRACTICA N 7 ⁰
1.8
MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* 75
Gráfca (V-t) 0.3
0.28
0.28
0.28
0.25 0.2 V
0.15 0.1 0.05 0 0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
t Gráfca (V-t)
E/p(&a, (,' a",' ,+"&#,' & (a "a+(a ?7 r&a(#8ar (a :r2#!a & )&(,!#a & 2%!#* &( "#&/p, 3 v vs t 4 /&#a"& &( pr,:ra/a E0!&(7 5 & pap&( /#(#/&"ra,.
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA >OJA DE REPORTE
PRACTICA N 7 ⁰
MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* GRAFICA )MRUV*: 45
Gráfca (X-t) 0.8
0.65
0.6 X
0.4
0.45 0.25
0.2 0 1.6
1.8
2
2.2
2.4
2.6
2.8
3
3.2
3.4
t Gráfca (X-t)
E/p(&a, (,' a",' ,+"&#,' & (a "a+(a 7 r&a(#8ar (a :r2#!a & #'"a!#a & 2%!#* &( "#&/p, 3 x vst 4 /&#a"& &( pr,:ra/a E0!&( 5 & pap&( /#(#/&"ra, para !,/pr,+ar (a (&5 21'#!a &( MRUV 5 !,/par& r&'%("a,'.
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA
LABORATORIO DE FÍSICA >OJA DE REPORTE
MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* 75
Gráfca V(t) 3.5
3.17
3
2.52
2.5 2 V
1.7
1.5 1 0.5 0 0.28
0.3
0.32
0.34
0.36
0.38
0.4
t Gráfca V(t)
E/p(&a, (,' a",' ,+"&#,' & (a "a+(a 7 r&a(#8ar (a :r2#!a & )&(,!#a & 2%!#* &( "#&/p, /&#a"& &( pr,:ra/a E0!&( 5 & pap&( /#(#/&"ra,.
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS DEPARTAMENTO DE FÍSICA
LABORATORIO DE FÍSICA >OJA DE REPORTE
0.42
PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
85
Geáfca a(t) 0.2 0.18
0.17
0.16
0.14
0.13
0.14 0.12 Ta
0.1 0.08 0.06 0.04 0.02 0 1.6
1.8
2
2.2
2.4
2.6
2.8
3
3.2
t Geáfca a(t)
E/p(&a, (,' a",' ,+"&#,' & (a "a+(a 7 r&a(#8ar (a :r2#!a a!&(&ra!#* & 2%!#* &( "#&/p, /&#a"& &( pr,:ra/a E0!&( 5 & pap&( /#(#/&"ra,.
UNIVERSIDAD TÉCNICA DE MANABÍ INSTITUTO DE CIENCIAS BÁSICAS
DEPARTAMENTO DE FÍSICA LABORATORIO DE FÍSICA
3.4
>OJA DE REPORTE PRACTICA N 7 MOVIMIENTO RECTILINEO UNIFORMEMENTE )MRU* Y MOVIMIENTO RECTILINEO UNIFORMEMENTE VARIADO )MRUV* ⁰
PREGUNTAS )MRU* Y )MRUV*: 45 E+%i! #(-!$#o(i- 1!$(i! %- +-(#&$%- !" !% MRU E &( MRU7 (a par"1!%(a &'!r#+& %a "ra5&!",r#a r&!"a !, %a )&(,!#a !,'"a"&7 ,& (a a!&(&ra!#* &' %(a7 &' &!#r #:%a( a !&r,.
75 Q (!+(!!"#- %- +!"1i!"#! 1! %- /(0'i$-, 1i#-"$i- v #i!+o )
x vst
* !"
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d t
85 Q (!+(!!"#- %- /(0'i$- v!%o$i1-1 v #i!+o )
v vs t
* !" !% MRUH
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;5 C0% ! %- 1i'!
$i- !"#(! v!%o$i1-1 -$!%!(-$i." !" !% MRUVH
E &( M.R.U.V7 (a )&(,!#a &' (a #'"a!#a $%& p%&& r&!,rr&r &( !%&rp, p,r %#a & "#&/p, & % #'"a"& a,7 & !a/+#, (a a!&(&ra!#*7 &' &( )a(,r & $%& a%/&"a , #'/#%5& (a )&(,!#a &( !%&rp, !aa '&:%,.
<5 Q (!+(!!"#- %- /(0'i$- 1i#-"$i- v #i!+o ) * !" !% MRUV $.o ! $-%$%-H R&pr&'&"a &( !a/+#, & p,'#!#* & $%& '& &!%&"ra &( !%&rp, & !aa #"&r)a(, & "#&/p,7 p,r (, :&&ra( 9'"a '& r&pr&'&"ar p,r %a !%r)a & #!;, :r2#!,. S& (a p%&& &"&r/#ar !, (a 2*r/%(a< 2
d = d1 + V 0 .t +
at 2
=5 Q (!+(!!"#- %- +!"1i!"#! 1! %- /(0'i$- v!%o$i1-1 v #i!+o ) * !" !% MRUV $oo ! $-%$%-H R&pr&'&"a (a a!&(&ra!#*7 5 9'"a '& !a(!%(a /&#a"& (a 2*r/%(a<
a=
V f −V 0 t
?5 E+%i$-( !" $-o %- -$!%!(-$i." ! +oi#iv- o "!/-#iv-5 La a!&(&ra!#* &' p,'#"#)a !%a, (a )&(,!#a a%/&"a 5 &:a"#)a !%a, (a )&(,!#a #'/#%5& 3&'a!&(&ra!#*4.
@5 E+%i! %- 1i'!(!"$i- ! !i#! !"#(! !% MRU MRUV5 La pr#!#pa( #2&r&!#a &"r& &( MRU 5 MRUV &' $%& & &( MRU , #"&r)#&& (a a!&(&ra!#*7 5 & &( MRUV '1. O"ra' '&r1a $%& & &( MRU (a par"1!%(a '& "ra'(aa %#2,r/&/&"& & !aa #"&r)a(, & "#&/p,7 p&r,7 & &( MRUV7 &( ,+6&", a)a8a !aa )&8 /' rp#,. Y "a/+#9 (a' #'"#"a' 2*r/%(a' %"#(#8aa' r&'p&!"#)a/&"&.
Co"$%io"!
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ANE9OS
A!;%#a Ara& H&r5
A!;%#a Ara& H&r5
Bra), M,rra Ir)#
Bra), M,rra Ir)#
E'!,+ar H%r"a, S"a(5
E'!,+ar H%r"a, S"a(5
M,(#a P# N&(',
M,(#a P# N&(',
M,rra M&,8a Ar9'
M,rra M&,8a Ar9'