

MCQOPTIONS
Saved Bookmarks
1. |
For a second-order differential equation, if the damping ration ζ is unity, then |
A. | The poles are imaginary and complex conjugate |
B. | The poles are in the right half of s-plane |
C. | The poles are equal, negative and real |
D. | Both the poles are unequal, negative and real |
Answer» D. Both the poles are unequal, negative and real | |