If this is done without pushing, but by flexible action, a sympathetic vibration can be felt through the entire body.
The writing lever is exactly tuned to the vibrating interrupter and is thus thrown into sympathetic vibration.
This result is said to be due to sympathetic vibration, and is an example of resonance (Fig. 326).
I have felt a sympathetic vibration for them and they have made me feel that we were friends.
Mention two examples of resonance or sympathetic vibration from your own experience out of school.
Vibrations in the air too feeble to affect the ear are intensified by sympathetic vibration until they can be heard.
The presence of these overtones may often be detected by the sympathetic vibration of other wires near-by.