The free vibrations equation after Finite Element discretization of a – McqOptions

MCQOPTIONS

1.	The free vibrations equation after Finite Element discretization of a structure is expressed as M +Kx=0. Which option is not correct about the free vibration case?
A.	Displacements are harmonic
B.	x=Xe<sup>i t</sup> where X is amplitude
C.	[K- <sup>2</sup>M]X=0
D.	KX=M <sup>2</sup>
Answer» E.

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