Question

Imagine observing the double-slit pattern for light of a given wavelength and gradually reducing the slit spacing d. What happens to the pattern?

A-Nothing changed to the pattern

B-All the fringes central bright move toward a same direction

C-All the side fringes move towards the central one

D-All the side fringes move away from the central one

Answer 1

Explanation:

If your slits are further apart, the light waves will be coming from spots that are further apart. That means that their path lengths will be more different from one another, giving bright spots that are closer together.

Hope it's helpful for you!!

Answer 2

Answer:

A

If your slits are further apart, the light waves will be coming from spots that are further apart. That means that their path lengths will be more different from one another, giving bright spots that are closer together.

Explanation:

Hope it works.idk.