Monday, 9 December 2019

Applications of Waves and Sound - SPH3U/4C

Here are some resources for today's concepts.

Speed of wave vs the wave emitter:
http://goo.gl/4wNpPR

Doppler effect:
https://www.youtube.com/watch?v=pJKlTM2bINY

https://www.youtube.com/watch?v=Tn35SB1_NYI

Frequency generator:
http://onlinetonegenerator.com/

Mach # and speed of sound (sonic boom):
http://www.youtube.com/watch?v=GstwLblPpIM

https://www.youtube.com/watch?v=VBlIvghQTlI



Figure 1: subsonic aircraft


Figure 2: supersonic aircraft

Nozzle:

subsonic
https://www.youtube.com/watch?v=gzeH06MC9kw (3:20 WOW!!!! over 6000 views??)

supersonic
https://www.youtube.com/watch?v=DKtVpvzUF1Y (2min in)



Wave superposition:
https://docs.google.com/document/d/1ljKKcRn_okezEgKasSTEdPNqiON-EJSLqWTjcw4MjxY/edit?usp=sharing

 Understading beats:
http://goo.gl/0rIxEz


Resonance and the Tacoma narrows Bridge
http://www.youtube.com/watch?v=lXyG68_caV4

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