write an equation relating the number of bright bands on the screen to the wavelength (λ)  of light, distance between slits (d), and length between slit and screen (L). Young's Double Slit Interference (quasihome.com)     Choose a slit distance (4.2mm) and screen distance (2.83m), these should remain constant for the rest of this part of the investigation. Change wavelength within the wavelength range and count bright bands Wavelength Range Wavelength (lamda = λ) chosen # of Bright bands observed (n) 380-440     440-550     500-560     560-620     620-680     680-760

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To write an equation relating the number of bright bands on the screen to the wavelength (λ)  of light, distance between slits (d), and length between slit and screen (L).

Young's Double Slit Interference (quasihome.com)

  1.     Choose a slit distance (4.2mm) and screen distance (2.83m), these should remain constant for the rest of this part of the investigation. Change wavelength within the wavelength range and count bright bands

Wavelength Range

Wavelength (lamda = λ) chosen

# of Bright bands observed (n)

380-440

 

 

440-550  

 

500-560  

 

560-620

 

 

620-680

 

 

680-760

 

 

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