Question
A student stays in a classroom for 6 hours. The noise level in a classroom is 60 dBA. And then he stays in the canteen
A student stays in a classroom for 6 hours. The noise level in a classroom is 60 dBA. And then he stays in the canteen for 2 hours wherein the noise level is 105 dBA. Finally, he rides the LRT for 1 hr wherein the noise level is 90 dBA. So what’s his Noise Dose and TWA?
Is the noise exposure acceptable?
Step by Step Solution
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There are 3 Steps involved in it
Step: 1
To calculate the noise dose and timeweighted average TWA for the student we need to use the formula ...
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Linear Algebra And Its Applications
Authors: David Lay, Steven Lay, Judi McDonald
6th Global Edition
978-1292351216, 1292351217
