Figure below shows a rod with mass M = 100 kg, cross section area A = 10 cm². The rod is supported by 4 springs having stiffnesses of k = 1 MN/m. A tip mass with m = 120 kg is attached to the rod. Assume x is the degree of freedom of the equivalent system. The Young's modulus, E, is not known. If the natural frequency of the equivalent mass-spring system is 40 Hz, determine the Young's modulus, E. Assume the length of the rod is L = 5 m. Find the nearest answer. k www. E, A, M k mw L k www. X 195 GPa 179 GPa 116 GPa 45 GPa 236 GPa 00000

Figure below shows a rod with mass M = 100 kg, cross section area A = 10 cm². The rod is supported by 4 springs having stiffnesses of k = 1 MN/m. A tip mass with m = 120 kg is attached to the rod. Assume x is the degree of freedom of the equivalent system. The Young's modulus, E, is not known. If the natural frequency of the equivalent mass-spring system is 40 Hz, determine the Young's modulus, E. Assume the length of the rod is L = 5 m. Find the nearest answer. k www. E, A, M k mw L k www. X 195 GPa 179 GPa 116 GPa 45 GPa 236 GPa 00000

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

Figure below shows a rod with mass M = 100 kg, cross section area A = 10 cm². The rod is supported by 4 springs having stiffnesses of
k = 1 MN/m. A tip mass with m = 120 kg is attached to the rod. Assume x is the degree of freedom of the equivalent system. The Young's
modulus, E, is not known. If the natural frequency of the equivalent mass-spring system is 40 Hz, determine the Young's modulus, E.
Assume the length of the rod is L = 5 m. Find the nearest answer.
k
ww
E, A, M
k
F
@www.ww
wint
L
195 GPa
179 GPa
116 GPa
45 GPa
236 GPa
000 00

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