ejercicios resueltos sesoon 2

7/24/2019 Ejercicios Resueltos Sesoon 2

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457.2


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PISTON A

DA= 2.5 cm D= 0.025 m

A1= 0.00049087 m2

PISTOn B

DB= 2.2 m

A2= 3.80132711 m2

F2= 120 ton

FA=A1*F2/A2= 0.01549587 ton

FA= 15.4958678 k

!2= 0.045 mm

!2= 0.000045 m

!1=!2*A2/A1= 0.34848 m

!1= 348.48 mm


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Notese que:

Partiendo de A hacia B

Calculo de h:

Partiremos de B hacia el punto 3

por dato:

PX= P

Y

P1= P

2

Calculo de PB:

"P#785.49P

m/N9810*6.13*m8.0m/N10*67.148P

Pcm80*cm80P

B

323

B

BO2$$A

=

=

=+

O2$$

33O2$

6.13

m

N9810

m

%k1000

=

=

=

&*cm135P'1

(

P(*cm135P

O2$B

3O2$B

=

=

3

3

3

3

cm/N733.0

%k1

N81.9*%)205.2

%k1*

&cm54.2'

)+,*

)+,

%)7.2

=

=

cm985.4(

cm10

N9810*cm135

cm10

N2.49785'

cm/N733.0

1(

36243

=

=


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PA-'0.250-0.1 *P. #ct P.. $*0.25


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= PB P. #,#*0.18

ejercicios resueltos sesoon 2

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