Which of the following methods can be used to reduce excitation level at the source?
A. Lubrication of joints
B. Balancing inertia forces
C. Both a and b
D. None of the above
Answer:C
Which of the following methods can be used to reduce excitation level at the source?
A. Lubrication of joints B. Balancing inertia forces C. Both a and b D. None of the above