Advertisements
Advertisements
Question
Why is a loud sound heard at resonance?
Solution
At resonance, the body vibrates with a large amplitude, conveying more energy to the ears, resulting in a loud sound.
APPEARS IN
RELATED QUESTIONS
Name the phenomenon involved in tunning a radio set to a particular station
In the diagram below, A, B, C, D are four pendulums suspended from the same elastic string PQ. The length of A and C are equal to each other while the length of pendulum B is smaller than that of D. Pendulum A is set into a mode of vibrations
1) Name the type of vibrations taking place in pendulums B and D?
2) What is the state of pendulum C?
3) State the reason for the type of vibrations in pendulum B and C.
The adjacent diagram shows three different modes of vibrations P, Q and R of the same string.
(i) Which vibration will produce a louder sound and why?
(ii) The sound of which string will have maximum shrillness?
(iii) State the ratio of wavelengths of P and R.
Differentiate between the forced and resonant vibrations.
Name the phenomenon involved in tuning your radio set to a particular station and define it.
Differentiate between the following:
Free and forced vibrations.
State two ways in which resonance differs from forced vibrations.
Explain why does the rear mirror of a motorbike start Vibrating Violently, at some particular speed of motorbike?
When the stem of vibrating tuning fork is pressed on a table, the tabletop starts vibrating. These vibrations are definitely an example of ______.
