Question (1):
 |
| For the system shown in the following figure, W1 = 85 kg and the absorber weight W2 = 21.5 kg. If W1 is excited by a 23 gm. unbalance rotating at 1800 rpm, determine the proper value of the absorber spring k2. What will be the amplitude of W2 |
 |
For the system shown in the following figure, W1 = 85 kg and the absorber weight W2 = 21.5 kg. If W1 is excited by a 23 gm. unbalance rotating at 1800 rpm, determine the proper value of the absorber spring k2. What will be the amplitude of W2 |
Question (2):
 |
| Determine the modal matrix P and the weighted modal matrix P̅ for the system shown in the following figure |
 |
| Determine the modal matrix P |
 |
Determine the modal matrix P and the weighted modal matrix P̅ for the system shown in the following figure |