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treat the tube of figure as a two-element problem of equal length in longitudinal vibrationthe response must be typed
if the base of an n-story building is allowed to rotate against a resisting spring ktheta as shown in figure determine
a tapered rod is modeled as two uniform sections as shown in fig p10-2 where ea12ea2 and m12m2 determine the two
using two uniform sections in torsional vibration describe the finite element relationship to the 2-dof lumped-mass
when shear and rotary inertia are included show that the differential equation of the beam can be expressed by the
set up the difference equations for the torsional system shown in figure determine the boundary equations and solve for
write the difference equations for the spring-mass system shown in figure and find the natural frequencies of the
an n-mass pendulum is shown in figure determine the difference equations boundary conditions and the natural
if the top story of a building is restrained by a spring of stiffness kn as shown in figure determine the natural
a ladder-type structure is fixed at both ends as shown in figure determine the natural frequenciesthe response must be
the natural frequencies and normal modes presented for the 10-dof system of example were obtained from the
determine the two natural frequencies in axial vibration for the uniform rod fixed at one end and free at the other end
set up the equation for the free-free vibration of a uniform rod of length i using three axial elements of length l3
assuming linear variation for the twist of a uniform shaft determine the finite element stiffness and mass matrices for
using two equal elements determine the first two natural frequencies of a fixed-free shaft in torsion al oscillationthe
the frequency of magnetostriction oscillators is determined by the 1ength of the nickel alloy rod which generates an
show that cradicgp is the veiocity of propagation of torsion al strain along the rod what is the numerical value of c
the new tacoma narrows bridge reopened on october 14 1950 has the following datal 2800 ftbetween towersb60 ftwidth
the following data on the golden gate bridge was obtained from reports provided by the district engineer for the
for a 1-dof model of an airplane wing assume an equation of the formj0thetacthetakthetaf1vthetaf2vthetawhere theta is
a uniform rod of length l and cross-sectional area a is fixed at the upper end and is loaded with a weight w on the
a uniform bar of length l is fixed at one end and free at the other end show that the frequencies of normal
determine the expression for the natural frequencies of torsion al osciiiations of a uniform rod of length i ciamped at
determine the natural frequencies of a torsional system consisting of a uniform shaft of mass moment of inertia js with
a uniform bar has these specifications length i mass density per unit volume p and torsion al stiffness ipg where ip is