Answer Happy

Question 7 (5 marks) The 1.2-kg slider is released from rest in position A and slides without friction along the vertical-plane guide shown, the speed of the slider as it passes point E is a) 7.67 m/s b) 5.40 m/s c) 3.60 m/s 1.2 kg d) 5.92 m/s e) 7.27 m/s 3m E 144440 OOOOO 1.5 m k = 24 kN/m R Question 8 (5 marks) The 10-kg crate is carefully placed with zero velocity on the incline, the magnitude of the acceleration of the crate is a) 4.90 m/s² H₂=0.30 b) 2.35 m/s² 10 kg Hk = 0.25 c) 8.49 m/s² d) 2.78 m/s² e) 7.56 m/s² A 30⁰ 30° D 30°