Fisica

1) Realizar el Diagrama de Fuerza Cortante y Momento Flector
P
(+)
(-)
C E D

A B
L
RA RB
D.F.C


A BD.M.F
A C E D B



PL/8 = 12 Ton.m PL/8 = 12 Ton.m




PL/4 = 24 Ton.m2) P P

A B

D.F.C
A B

D.M.FC E D
A B






Si: P = 12 ton
L = 8 m

VA=RA= P2=12 ton2=6 ton
VB=RB= P2=12 ton2=- 6 tonMA = 0
MC = RAL4=6 ton8 m4=12 ton.m
ME = RAL2=6 ton8 m2=24 ton.m
MD = RA3L4-PL4 =6 ton3×8m4-12ton×8m4=12 ton.m
MB = 0


Si: P = 10 ton
L = 7 mVA=RA= P=10 Ton
VB=RB= P=- 10 Ton

MA = 0
MC = RAL3=10 ton7 m3=23.3 ton.m
ME = RAL2-PL6=10 ton×7 m2-10 ton×7 m6=23.3 ton.m
MD = RA2L3-PL3 =10 ton×14 m3-10ton×7 m3=23.3 ton.m
MB = 0
3)
P P P

A B


D.F.C
A BD.M.F
A C E D B


P P P P





CE D G
A B




Si: P = 8 ton
L = 6 m


Va=RA= 3P2=12 ton
Vb=RA- P =12 ton-8 ton=4 tonVc=RA- P - P =12 ton-8 ton-8 ton=- 4 ton
Vd=RA- P - P - P =12 ton-8 ton-8 ton-8 ton=- 12 ton



MA = 0
MC = RAL4=12 ton×6 m4=18 ton.m
ME = RAL2-PL4=12...