1.
Which instrument integrates sound pressure as a function of time over a period of time?
2.
What are the adverse effects of noise on the organizations?
3.
The process of maintaining appropriate noise level without considering economic factors is called as _____
4.
When a person enters a far field from a near field, the sound pressure level drops off at the rate of _______
5.
What happens when sound waves impinge on fiber boards?
6.
The resonant frequency of a mass-spring system depends upon ________
7.
Elastomeric foam used as a sound absorber is made of ___________
8.
Which part of the human ear is divided by the basilar membrane?
9.
Calculate logarithmic decrement if damping factor is 0.33.
10.
Determine logarithmic decrement, if the amplitude of a vibrating body reduces to 1/6th in two cycles.
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