Advertisements
Advertisements
Question
Explain why does a wine glass starts rattling, when a note of some particular frequency is struck by a piano?
Advertisements
Solution
When the glass rattles, at that moment, its natural frequency corresponds with the frequency of piano note thus, resonance takes place, which makes the glass vibrate violently.
RELATED QUESTIONS
State the ways by which the frequency of transverse vibrations of a stretch string can be increased
Give one reason for Ultrasonic waves use for echo depth sounding purpose.
Draw a graph between displacement and the time for a body executing free/natural vibrations.
- Name one factor on which the frequency of sound emitted due to vibrations in an air column depends.
- How does the frequency depend on the factor stated in part (a).
A wire stretched between two fixed supports, is plucked exactly in the middle and then released. It executes (neglect the resistance of the medium) ______.
Two astronauts cannot hear each other on the moon. Why?
Where can a body execute natural vibrations?
