Posted by **Anonymous** on Tuesday, December 4, 2012 at 2:46pm.

A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 53 dB by an observer 11 km away.

(a) What is the average power generated by the horn?

## Answer this Question

## Related Questions

- Physics - A train sounds its horn as it approaches an intersection. The horn can...
- physics - A train sounds its horn as it approaches an intersection. The horn can...
- Physics URGENT!!! - A train sounds its horn as it approaches an intersection. ...
- Physics URGENT!!! - A train sounds its horn as it approaches an intersection. ...
- physics - I need help with this question. A commuter train blows its horn as it ...
- physics - A train moving with a speed of 31.8 m/s sounds a 136-Hz horn. Suppose ...
- physics - A train is moving parallel and adjacent to a highway with a constant ...
- physics - A train is moving parallel to a highway with a constant speed of 16.0 ...
- Physics - Richard stands on the flatbed car of a moving train playing an a on ...
- sience - Richard stands on the flatbed car of a moving train playing an a on his...

More Related Questions