wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Byju's Answer
Standard VIII
Physics
Perception of Sound
Two waves hav...
Question

Two waves have frequencies 256 Hz and 512 Hz, but same amplitude. Compare their

(i) loudness, and

(ii) pitch.


Open in App
Solution

Loudness a2
(amplitude)2

left parenthesis i right parenthesis R a t i o space o f space l o u d n e s s L subscript 1 over L subscript 2 equals fraction numerator left parenthesis a subscript 1 right parenthesis squared over denominator left parenthesis a subscript 2 right parenthesis squared end fraction equals 1 squared over 3 squared equals 1 over 9 equals 1 colon 9 left parenthesis i i right parenthesis t w o space w a v e s space o f space s a m e space p i t c h fraction numerator P i t c h space o f space f i r s t space w a v e over denominator P i t c h space o f space s e c o n d space w a v e end fraction equals 1 over 1 equals 1 colon 1

flag
Suggest Corrections
thumbs-up
19
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Perception of Sound
PHYSICS
Watch in App
explore_more_icon
Explore more
Perception of Sound
Standard VIII Physics
Join BYJU'S Learning Program
book_image
AI Tutor
book_image
Textbooks
book_image
Question Papers
book_image
Install app
CrossIcon