Interference is produced with two coherrent sources of same intensity. If one of the source is covered with a thin film so as to reduce the intensity of light coming out of it to half,

Question

Interference is produced with two coherrent sources of same intensity. If one of the source is covered with a thin film so as to reduce the intensity of light coming out of it to half, (A) Bright fringes will be less bright and dark fringes will be less dark (B) Bright fringes will be more bright and the dark fringes will be more dark (C) Brightness of both types of the fringes will be same (General illumination) (D) None of the above will occur.

Tardigrade Admin · Accepted Answer

Bright fringes will have less light and dark fringes will have more light.

Q. Interference is produced with two coherrent sources of same intensity. If one of the source is covered with a thin film so as to reduce the intensity of light coming out of it to half,

Bright fringes will be less bright and dark fringes will be less dark

Bright fringes will be more bright and the dark fringes will be more dark

Brightness of both types of the fringes will be same (General illumination)

None of the above will occur.

Bright fringes will have less light and dark fringes will have more light.