Constants The spring constant k = 743 N/m. The masses ma = 14 kg and mg = 18 kg. The horizontal bar is smooth. Part A At the instant shown, the spring is unstretched and the mass B is moving downward at 1 m/s. How fast is B moving when it has moved downward 0.2 m from its present position? (Figure 1) Express your answer with the appropriate units. ? HA v2 = Value Units Submit Request Answer < Return to Assignment Provide Feedback Figure < 1 of 1> 0.3 m wwww 0.15 m B

Constants The spring constant k = 743 N/m. The masses ma = 14 kg and mg = 18 kg. The horizontal bar is smooth. Part A At the instant shown, the spring is unstretched and the mass B is moving downward at 1 m/s. How fast is B moving when it has moved downward 0.2 m from its present position? (Figure 1) Express your answer with the appropriate units. ? HA v2 = Value Units Submit Request Answer < Return to Assignment Provide Feedback Figure < 1 of 1> 0.3 m wwww 0.15 m B