Vibrations Crossword

5. type of mechanical damping where the damping force is proportional to the velocity of vibration
6. vibrational energy gradually converted into heat or sound
7. a system, after an initial disturbance, is left to vibrate on its own
9. motion repeated after equal intervals of time
10. signal which repeats the same pattern over time
11. frequency of sinusoidal motion expressed as the rate of change of angle
12. any sinusoid that can be represented as a complex number
13. no energy is lost or dissipated in friction or other resistance during oscillation,
14. simplest type of periodic motion

1. another term for vibration
2. system is subjected to an external force
3. mechanical damping that absorbs energy by sliding friction
4. type of mechanical link
5. oscillation of a point, an object, or a part of an object around a fixed reference, or rest, position
8. minimum amount of damping which will prevent a resonant structure from oscillating
14. unit of frequency in the SI measurement system