Coherent Monochromatic Light with Wavelength $\lambda$ = 633 Nm Is Incident on Two Slits That Are

Coherent monochromatic light with wavelength $\lambda$ = 633 nm is incident on two slits that are separated by a distance d = 0.050 mm.The intensity of the radiation at the central maximum on a screen 3.45 m away from each slit is 100 W/cm².At what distance from the central intensity maximum does the intensity drop to a quarter of the peak intensity value?

A) 1.8 cm
B) 1.0 cm
C) 1.5 cm
D) 2.0 cm
E) 0.50 cm

Correct Answer:

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