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
Why are the Ultrasonic waves are not audible to us?
What is meant by the natural frequency of vibration of a body?
State one condition for a body to execute free/natural vibrations.
State one way of increasing the frequency of a note produced by an air column.
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.
Explain why strings of different thicknesses are provided on a stringed instrument.
(a) Which one of the following graphs A or B shows free vibrations in a vacuum and which one shows free vibrations in a medium?
(b) How did you come to this conclusion.
