Two wavelengths λ₁ and λ₂ are used in Young's double slit experiment. λ₁=450 ~nm and λ₂=650 ~nm. The minimum order of fringe produced by λ₂ which overlaps with the fringe produced by λ₁ is n. The value of n is _ _ _ _.

Optics: JEE Main 2024 Physics question

JEE Main 2024 · 4 Apr, Morning shift · Q74

JEE Main 20244 Apr, Morning shiftPhysicsMediumOptics190× since 2002

Two wavelengths

\lambda_1

and

\lambda_2

are used in Young's double slit experiment.

\lambda_1=450 \mathrm{~nm}

and

\lambda_2=650 \mathrm{~nm}

. The minimum order of fringe produced by

\lambda_2

which overlaps with the fringe produced by

\lambda_1

n

. The value of

n

is _______.

Your answerType your answer. Integers and decimals are accepted.

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