The 20-1b rectangular plate has a natural period of vibration t = 0.4 s, as it oscillates around the axis of rod AB. Neglect the mass of the rod. Suppose that a = 3 ft, b = 5 ft. (Figure 1) Figure A < 1 of 1 > Part A Determine the torsional stiffness k of the rod, measured in lb. ft/rad. Express your answer in pound-feet per radian to three significant figures. k = —— ΑΣΦ Submit Provide Feedback Ivec Request Answer ? lb ft/rad

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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The 20-1b rectangular plate has a natural period of vibration t = 0.4 s, as
it oscillates around the axis of rod AB. Neglect the mass of the rod.
Suppose that a = 3 ft, b = 5 ft. (Figure 1)
Figure
A
1 of 1
Part A
Determine the torsional stiffness k of the rod, measured in lb. ft/rad.
Express your answer in pound-feet per radian to three significant figures.
ΠΑΣΦ
k =
Submit
Provide Feedback
↓↑ vec
Request Answer
lb-ft/rad
Transcribed Image Text:The 20-1b rectangular plate has a natural period of vibration t = 0.4 s, as it oscillates around the axis of rod AB. Neglect the mass of the rod. Suppose that a = 3 ft, b = 5 ft. (Figure 1) Figure A 1 of 1 Part A Determine the torsional stiffness k of the rod, measured in lb. ft/rad. Express your answer in pound-feet per radian to three significant figures. ΠΑΣΦ k = Submit Provide Feedback ↓↑ vec Request Answer lb-ft/rad
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