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12th ICSE
IMPORTANT
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In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the separation between the two slits is decreased?

Important Questions on Interference of Light

MEDIUM
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3
In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the screen is moved closer to the plane of the slits?
MEDIUM
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3

In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the separation d between the two slits is doubled and the distance D of the screen from the slits is halved?

HARD
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3
In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the widths of the two slits are increased?
HARD
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3

In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if one of the two slits is closed?

MEDIUM
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3
In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the monochromatic red-light source is replaced by monochromatic violet-light source (of shorter wavelength)?
HARD
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3

In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the Young’s apparatus be immersed in water?

HARD
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 3
In Young’s double-slit experiment with monochromatic light, how is the fringe-width affected, if the monochromatic source is replaced by a white light source?
HARD
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 7 - Interference of Light>QUESTIONS>Q 4

What is the effect of the following operations on the interference fringes in Young’s double-slit experiment?

The width of the source slit is increased.