The stem of a tuning fork is pressed against a table top. Answer the following questions:
Q. The stem of a tuning fork is pressed against a table top. Answer the following questions:
(i) Would the above action produce any audible sound?
(ii) Does the above action cause the table to set into vibrations?
(iii) If the answer above is yes, what type of vibrations are they?
(iv) Under what conditions does the above action lead to resonance ?
Ans. (i) Yes, the above action would produce audible sound.
(ii) Yes, the table top is set into forced vibrations.
(iii) The vibrations are forced vibration.
(iv) If the frequency of tuning fork is equal to the natural frequency of oscillation of the table top.
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