Wavelength and Double Slit Diffraction

Topics: Wavelength, Maxima and minima Pages: 3 (280 words) Published: December 2, 2012
Experiment No 2 (Part 2)

Single and Double Slit Diffraction

Name: Prachi Chaudhary

Enrollment number: Btech 2nd year #33

Date: 27th Aug 2012

Observations

Wavelength of He-Ne laser is λ = 632.8 nm.

Part I: Single Slit Diffraction

Distance between single slit and detector is D = .739 m ( 73.9 cm ).

|S.No. |Position of detector (cm) |Detector’s reading | |1. |0.021 |0.006 | |2. |0.169 |0.016 | |3. |0.28 |0.025 | |4. |0.651 |0.034 | |5. |0.726 |0.042 | |6. |0.733 |0.052 | |7. |0.765 |0.078 | |8. |0.786 |0.092 | |9. |0.815 |0.175 | |10. |0.862 |0.183 | |11. |1.116...
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