This preview shows page 1. Sign up to view the full content.
Unformatted text preview: n is an integer)? a) n π . b) ( n + 1 2 ) ! . c) n 2 . d) n + 1 2 ( ) 2 . 3. Consider a wave on a string moving to the right as shown in the figure. What is the direction of the velocity of a particle at the point labeled A? a) To the right. b) To the right and down. c) Straight down. d) The particle is at rest. 4. The maximum amplitude of a sound wave emitted isotropically in all directions from a point-like source falls off with distance r like: a) 1/ r . b) 1/ r 2 . c) 1/ r 3 . A...
View Full Document
This note was uploaded on 05/13/2010 for the course PHYSICS 53L taught by Professor Mueller during the Fall '07 term at Duke.
- Fall '07