a)what is the reason for the vibration of the turning fork (by itself) to be inaudible? b) why is it audible when placed on the table top? c) why does the turning fork vibration die out very fast when placed on the table?
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(a) The reason for the tuning fork being inaudible is that there is vacuum and sound can't travel in vacuum.
(b) It is audible when placed on the table top because there are air particles in which sound can travel.
(c) Because of the air pressure.
Explanation:
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