6. (i.) At what angle do you observe the 6th order maximum relative to the central maximum when 400 nm light is incident normally on two slits separated by 0.045 mm? (a) 1.790 (b) 2.710 (c) 3.060 (d) 4.090 (e) None of the above (ii.) At what angle do you observe the 3rd order minimum? Set-up is the same as above and with a slit separation of 0.045 mm. (a) 1.270 (b) 1.910 (c) 2.540 (d) 0.770 (e) None of the above