2. An air wedge made of 2 glass slides, 11 cm long, are separated at one end by a piece of paper (t = 0.091 mm). Answer the following: [12A] 1) If red light (A 2) in the interference pattern between the dark fringes? How would the spacing change if the wedge was filled with water (n = 1.33)? 663 nm) is shone on the wedge, what is the spacing