Quiz 3 Solns

Quiz 3 Solns - Phys320 Spring 2004 (Baski) Quiz #3:...

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Phys320 – Spring 2004 (Baski) Quiz #3: Particle/Wave Duality – Part 2 February 18, 2004 Name: SOLUTIONS Complete both of the following problems. Show all of your work for full credit. Problem 1 : Double-Slit Interference If EM radiation with a photon energy of 100 meV impinges on two slits spaced 50 μ m apart, find the angle θ between the center line and the 1 st minimum of the resulting interference pattern. 6 45 5 11 6 Minima: si n /2 where = 5 0 1 0 m, 1 for 1st min 1240eV nm 1.2 4 1 0 nm or 1.2 4 1 0 m 0.1 eV 1.2 4 1 0m mi n si n si n 7.1 2 10 0 1 d n dn hc E d ql l l q
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