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In Young’s double slit experiment, a third slit is made in between the double slits.  Then

a)

Intensity of fringes totally disappears

b)

Only bright light is observed on the screen

c)

Fringes of unequal width are formed

d)

Contrast between bright and dark fringes is reduced


Question ID - 150171 | SaraNextGen Answer

In Young’s double slit experiment, a third slit is made in between the double slits.  Then

a)

Intensity of fringes totally disappears

b)

Only bright light is observed on the screen

c)

Fringes of unequal width are formed

d)

Contrast between bright and dark fringes is reduced

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

If a third slit is made between the double slits, then contrast between bright and dark fringes is reduced.



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