In expressing sound intensity we take `10^(-12)(W)/(m^2)` as the reference level. For ordinary conversation the intensity level is about `10^-6(W)/(m^2)`. Expressed in decibel, this isA. `10^(6)`B. `6`C. `60`D. `log_(e)(10^6)`

In expressing sound intensity we take `10^(-12)(W)/(m^2)` as the refer

1.	In expressing sound intensity we take `10^(-12)(W)/(m^2)` as the reference level. For ordinary conversation the intensity level is about `10^-6(W)/(m^2)`. Expressed in decibel, this isA. `10^(6)`B. `6`C. `60`D. `log_(e)(10^6)`
Answer» Correct Answer - C Bel is `log_(10)((I)/(I_0))`. Here it is 6. In decibel It is 60.

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In expressing sound intensity we take `10^(-12)(W)/(m^2)` as the reference level. For ordinary conversation the intensity level is about `10^-6(W)/(m^2)`. Expressed in decibel, this isA. `10^(6)`B. `6`C. `60`D. `log_(e)(10^6)`

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