PLEASE WRITE THIS IN THE COMPUTER: Include the solution of the problems with the whole procedure clear,...

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Physics

PLEASE WRITE THIS IN THE COMPUTER:

Include the solution of the problems with the whole procedureclear, complete and organized.

Solve:

3. What is the intensity level in decibels for an intensitysound wave of (a) 10-10 W / m2 and (b) 10-2 W / m2?

4. While an ambulance is traveling east on a highway at a speedof 33.5m / s (75mph), its siren emits sound at a frequency of400Hz. How often will a person traveling in the car ride west at24.6m / s (55mph) (a) while the car approaches the ambulance and(b) while the car moves away from the ambulance?

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3 The decibel intensity of a sound of intensity I is given by IdB 10log10 I I0 where I0 1012 Wm2 a for I1 1010 Wm2 IdB1 10 log 1010 1012 20 decibels b for I2    See Answer
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