Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Frequency of vibration of a stretched string can be increased by:
1. By increasing the tension in the string.
2. By decreasing the length of the string.
APPEARS IN
संबंधित प्रश्न
Give one reason for Ultrasonic waves use for echo depth sounding purpose.
Why are the Ultrasonic waves are not audible to us?
- 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).
State two ways of increasing the frequency of vibrations of a stretched string.
Explain why strings of different thicknesses are provided on a stringed instrument.
[Hint: Natural frequency of vibration of a stretched string is inversely proportional to the radius (or thickness) of string so notes of different frequencies can be produces by vibrating different strings.]
A blade, fixed at one end, is made to vibrate by pressing its other end and then releasing it. State one way in which the frequency of vibrations of the blade can be lowered.
Define the term Amplitude.
Explain why does a wine glass starts rattling, when a note of some particular frequency is struck by a piano?
Where can a body execute natural vibrations?
