Question
A laser beam is incident on two slits with separation d = 0.032 mm. A screen is placed L = 3.8 m from the slits. The wavelength of the laser light is λ = 5250 Å. θ1 and θ2 are the angles to the first and second bright fringes above the center of the screen
Part (a) Express sin(θ1) in terms of d and λ.
sin(θ1) =?
Part (b) Express sin(θ2) in terms of d and λ.
sin(θ2) = ?
Part (c) Express the distance between the two bright fringes on the screen, y, in terms of θ1, θ2 and L.
y =?
Part (d) Solve for the numerical value of y in meters.
y =?

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