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Problem 3.13 Determine the natural frequency, amplitude of vibration, and maximum normal stress in the simple supported beam carrying an engine of weight W = 30 KN (Fig. P3.13). The engine rotates at 400 rpm and induces a vertical force F(t) = 8 sin@t. (E 210 × 10 N/m², I = 8950 × 10¯8 m², S=597 × 106 m³) = (Problem contributed by Vladimir N. Alekhin and Aleksey A. Antipin of the Urals State University, Russia) Fig. P3.13 1.5m W 4.5m

Problem 3.13 Determine the natural frequency, amplitude of vibration, and maximum normal stress in the simple supported beam carrying an engine of weight W = 30 KN (Fig. P3.13). The engine rotates at 400 rpm and induces a vertical force F(t) = 8 sin@t. (E 210 × 10 N/m², I = 8950 × 10¯8 m², S=597 × 106 m³) = (Problem contributed by Vladimir N. Alekhin and Aleksey A. Antipin of the Urals State University, Russia) Fig. P3.13 1.5m W 4.5m

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Problem 3.13 Determine the natural frequency, amplitude of vibration, and maximum normal stress in the simple supported beam carrying an engine of weight W = 30 KN (Fig. P3.13). The engine rotates at 400 rpm and induces a vertical force F(t) = 8 sin@t. (E 210 × 10 N/m², I = 8950 × 10¯8 m², S=597 × 106 m³) = (Problem contributed by Vladimir N. Alekhin and Aleksey A. Antipin of the Urals State University, Russia) Fig. P3.13 1.5m W 4.5m
Transcribed Image Text:Problem 3.13 Determine the natural frequency, amplitude of vibration, and maximum normal stress in the simple supported beam carrying an engine of weight W = 30 KN (Fig. P3.13). The engine rotates at 400 rpm and induces a vertical force F(t) = 8 sin@t. (E 210 × 10 N/m², I = 8950 × 10¯8 m², S=597 × 106 m³) = (Problem contributed by Vladimir N. Alekhin and Aleksey A. Antipin of the Urals State University, Russia) Fig. P3.13 1.5m W 4.5m
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