{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Quiz3Solution - b If the police car passed you what...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
You are approaching a police car at 68.1 mph and the police car is approaching you at 94.8 mph. The wind is blowing from behind you at 53.1 mph toward the police car. Assume that the speed of sound is 700 mph. a. If the police car has a 1224 Hz siren, what frequency do you hear?
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: b. If the police car passed you, what frequency do you hear now? When the police car passed you, f=1224 x [700 -(68.1-53.1)]/[700 + (94.8 + 53.1)] = 989 Hz v w v o v s ((((( λ front v w v s v o ))))) λ behind...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online