ME 220 (MODS 2)
Assignment 7
1. The state of strain at a point on the arm has components = 250(106), = 450(106), and
Plane-strain transformation
= 825(106 ). Determine (a) the in-plane principal strains and (b) the maximum in-plane
shear strain and avera
ME 220 (MODS 2)
Assignment 1 Problems
1. Determine the resultant internal loadings in the beam at cross sections through points D
and E. Point E is just to the right of the 3-kip load.
(Answer: ND = 0; VD = 0.750 kip; MD = 13.5 kipft;
NE = 0; VE = -9.00 k
ME 220 (MODS 2)
Assignment 8 Solutions
1. The strain in the x direction at point A on the steel beam is measured and found to be =
100(106 ). Determine the applied load P. What is the shear strain at point A? =
Material Property Relationships
29(103 ) , =
ME 220 (MODS 2)
Assignment 9
Deflection by Moment Integration
1. Determine the equations of the elastic curve using the x1 and x2 coordinates. EI is constant.
2. Determine the equations of the elastic curve for the beam using the x1 and x2 coordinates. EI
ME 220 (MODS 2)
Assignment 5 Problems
Thin-walled pressure vessel
1. A pressurized spherical tank is to be made of 0.5-in.-thick steel. If it is subjected to an internal
pressure of = 200 , determine its outer radius if the maximum normal stress is not to
ME 220 (MODS 2)
Assignment 2 Problems
1. The strut is supported by a pin at C and an A-36 steel (E=29,000 ksi, = 36 ksi) guy wire
AB. If the wire has a diameter of 0.2 in., determine how much it stretches when the distributed
load acts on the strut.
(Answ
ME 220 (MODS 2)
Assignment 3 Problems
1. A shaft is made of a steel alloy having an allowable shear stress of = 12 .If the diameter of
the shaft is 1.5 in., determine the maximum torque T that can be transmitted. What would be the
maximum torque T if a 1-
ME 220 (MODS 2)
Assignment 4 Problems
1. If the wide-flange beam is subjected to a shear of = 20 , determine the shear stress on the web
at A. Indicate the shear-stress components on a volume element located at this point.
(Answer: 2.56 MPa)
Transverse Sh