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प्रश्न
State two ways of increasing the frequency of vibrations of a stretched string.
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उत्तर
- The frequency of vibration of the stretched string can be increased by increasing the tension in the string.
- by decreasing the length of the string.
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संबंधित प्रश्न
Why are the Ultrasonic waves are not audible to us?
What is meant by the natural frequency of vibration of a body?
On What factors does the natural frequency of vibration of a body depend?
- 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).
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.]
Two astronauts cannot hear each other on the moon. Why?
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.
