The 15-kg, 0.6-m bar AB is released from rest in a horizontal position where the k=300 N/m spring is unstretched. The ro
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The 15-kg, 0.6-m bar AB is released from rest in a horizontal position where the k=300 N/m spring is unstretched. The ro
The 15-kg, 0.6-m bar AB is released from rest in a horizontal position where the k=300 N/m spring is unstretched. The rollers at A and B roll on guides until the bar reaches an angle of 30° with respect to the horizontal. Determine the angular velocity of the bar at this instant. 4 30° 10000000 ee B