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Tests For Hearing

Question
2 out of 41
 

Tuning fork of 512 FPS is used to testthe hearing because it is: (LQ)



A Better heard
B Better felt

C Produces over tones
D Not heard

Ans. A better heard

Tuning fork tests can be done with tuning forks of different frequencies like 128,256,512,1024,2018 and 4096 Hz but most commonly used is 512 Hz because

a. "Tests are done with various tuning forks, but 512 Hz is the most commonly used as it has longer tone decay and sound is quite distinct from ambient noise."

b. Forks of lower frequencies produce a sense of bone vibration while those of higher frequency have a shorter decay time and therefore not commonly used

Tests For Hearing Flashcard List

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