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A 20 kg mass attached to the lower end of a spring whose upper end is fixed, vibrates with a natural period of 0.6 s. Determine the natural period when a 3 kg mass is attached to the mid-point of the same spring with the upper and the lower ends fixed. 20 94 and T

A 20 kg mass attached to the lower end of a spring whose upper end is fixed, vibrates with a natural period of 0.6 s. Determine the natural period when a 3 kg mass is attached to the mid-point of the same spring with the upper and the lower ends fixed. 20 94 and T

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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A 20 kg mass attached to the lower end of a spring whose upper end is fixed, vibrates with a natural period of 0.6 s. Determine the natural period when a 3 kg mass is attached to the mid-point of the same spring with the upper and the lower ends fixed. (Ans: For first position @, = 10.47 rad/s; Second position a, = 20.94 and T = 03 s) %3D epring as shown in Figure 2.20
Transcribed Image Text:A 20 kg mass attached to the lower end of a spring whose upper end is fixed, vibrates with a natural period of 0.6 s. Determine the natural period when a 3 kg mass is attached to the mid-point of the same spring with the upper and the lower ends fixed. (Ans: For first position @, = 10.47 rad/s; Second position a, = 20.94 and T = 03 s) %3D epring as shown in Figure 2.20
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