Required Practical 8 - Sound waves in Air Flashcards
1
Q
what is the setup for this practical
A
use a vibrating machine with a piece of string running from it to a wooden tower
past this wooden tower have a pulley with a weight attached to keep the string taught
2
Q
what are the type of waves called that are formed
A
standing wave
3
Q
how do you calculate the wavelength in this practical
A
total length from machine to wooden tower. divided by the number of half wave lengths. multiplied by 2
4
Q
what can wavelength and frequency be used to measure
A
wavespeed
