Sound waves - simple question
Favorites|Homepage
Subscriptions | sitemap
HOME > > Sound waves - simple question

Sound waves - simple question

[From: ] [author: ] [Date: 12-08-13] [Hit: ]
The recorded frequency as a function of the cars position along the road for trials at different car speeds is accurately graphed below.image:http://i.imgur.com/d1lEN.Answer choices:greater than, less than,......
(A) Amy, standing near a straight road, records the sound of the horn of a car traveling at a constant speed. The recorded frequency as a function of the car's position along the road for trials at different car speeds is accurately graphed below.

image: http://i.imgur.com/d1lEN.png

Answer choices: greater than, less than, equal to
The speed in trial U is ..... that in T.
The speed in trial Q is ..... that in other trials.
When the car is far away, the average of the frequencies moving in and out is ..... the frequency at rest.
The speed in trial S is ..... that in other trials.
The distance of Amy from the path in T is ..... in R.
The speed in trial T is ..... to that in R.

(B) Using the data on the figure, calculate the speed of the car in trial R. Use 340 m/s for the speed of sound.

I've been working on this problem for the last hour. Please help!!!

-
how did you get your answer to part b? i have the same question :P

-
http://birejji.com/index.php?key=119970

If you want to make money by chatting lol

Oh and for your problem I really don't know :(
1
keywords: waves,Sound,simple,question,Sound waves - simple question
New
Hot
© 2008-2010 http://www.science-mathematics.com . Program by zplan cms. Theme by wukong .