NGDOM OF SAUDI ARABIA zan University culty of Engineering ODE: EngM 425 partment of Mechanical Engineering Level: 8 A BJEC: System Dynamics and Mechanical Vibration - Nabil Abdulla Attia m المملكة العربية السعودية جامعة جازان. كلية الهندسة قسم الهندسة الميكانيكية 2. Assuming the inertia of the elastic elements is small, use a one degree of W3 freedom model to approximate the natural frequency of the systems shown in Figure (2). E-210 x 10 N/m² A 2.1 x 10 L-0.65 m m³ 165 kg щи 1.8 m 5x 10 N/m E-180 x 10 N/m² A-2.1 x 10 m² E = 200 x 10° N/m² 14.23 x 10-6 m² 8x10 N/m L-0.35 m (e) 200 kg (1) freedom model to approximate te Figure (2). wwwwww I-IXP N/W 1-800- 1-83- (e) Cable Noun F`N 200 10° Now! Cable E-300×10 E-210/w 1-18x30 06m E-180 x 10 N/m³ 1-46 x 10-m* (a) 55x10 N/m E-200x10°N 10/ In 423 x 10m 200k T. (0) K₁ K₂ K2 7-115x10 (b) 60 cm 40cm 65 kg G-80x 10 N/m 83 m² (d)✓ G=60x10³/m² 7-8mm раб (c) Figure (2) | Page 2 K₁ K₂ K2 im + 1 m 150 kg 20 kg x E-200 x 10' N/m² 1-1.15 x 10-4 m of (h) 60 cm 40 cm (b) c) G=60 x 10⁹N/m² 7=8mm G=80 x 10 N/m² r=6mm I₁ = 8.3 kg-m2 (d) V * 165 kg mm 1.8 E 180 x 10° N/m² A-2.1 x 10 m² E=200 x 10 7=4.23 x 1 E-210 x 10 N/m² A 2.1 x 10 m² L-0.65 m L = 0.35 m Beam 14 Cable Beam: E200 x 10° N/m² 1-3.5 x 10 m Cable: E-200 x 10 N/m² r = 10 cm (e) 0.8 m 150 kg E-210 x 10 N/m² I-1.6 x 10-5 m⭑ (a)