Question

if the two slit in young's experiment have widths in the ratio 16:1 calculate the ratio of intensity at the maxima and minima in interference pattern​

Answer 1

Answer:

Intensity is proportional to width of the slit. thus,

I

2

I

1

=

25

1

or

a

2

a

1

=

I

2

I

1

=

5

1

or a

2

=5a

1

now,

I

min

I

max

=

(a

1

−a

2

)

2

(a

1

+a

2

)

=

(a

1

−5a

2

)

2

(a

1

+5a

1

)

2

=36/16=9/4