01_22_Light_Interference

01_22_Light_Interference - Today 1/22 o Light Interference:...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Today 1/22 o Light Interference: read Text 27.1,2 o HW: 1/22 Handout “Interference (more than one frequency)” due Friday 1/24 o Today: Questions? Example Problem Young’s Double Slit experiment o Peer Guidance Center Begins Wed afternoon Wit 209
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A little review o Waves o Two types, transverse and longitudinal o Wave speed depends only on the medium o Period, Frequency, Amplitude--just like SHM o v = λ f o Interference o Superposition-- adding waves o It’s all about Path Length Difference, λ , and. . o Sources “in” or “out” of “Phase”
Background image of page 2
Example: What is the lowest frequency of sound that will produce destructive interference here?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Young’s Double Slit (like two speakers) Single frequency source Wave crests λ Wave troughs Dark and bright “fringes” on a screen In phase at the slits c c c c c d d d d
Background image of page 4
Young’s Double Slit (like two speakers) Single frequency source Wave crests λ Wave troughs Does the pattern expand or contract when: -the slits move closer together?
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 13

01_22_Light_Interference - Today 1/22 o Light Interference:...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online