Question

In the double slit interference experiment, if the distance between the monochrome light source S and the two slits S1 and S2 is equal, the central bright stripe on the observation screen is located at the O position in the figure. Now, the light source S is moved downward to the S’position in the sketch. Which of the statements below is right?

A-The central fringes move downward and the stripe spacing remains unchanged.

B-The central fringes move upward and the stripe spacing remains unchanged.

C-The central fringes move downward and the stripe spacing increases.

D-The central fringes move upward and the stripe spacing increases.

Answer 1

Answer:

the quick brown fox jumps over the weekend before the end

Answer 2

Answer:

Now, the light source S is moved downward to the S'position in the sketch. Which of the statements below is right? A-The central fringes move downward and the stripe spacing remains unchanged.