In a double-slit experiment, green light (5303 A°) falls on a double slit having a separation of 19.44 μ m and awidht of 4.05 μ m. The number of bright fringes between the first and the second diffraction minima is:

Optics: JEE Main 2019 Physics question

JEE Main 2019 · 11 Jan, Evening shift · Q8396

JEE Main 201911 Jan, Evening shiftPhysicsMediumOptics190× since 2002

In a double-slit experiment, green light (5303

\mathop A\limits^ \circ

) falls on a double slit having a separation of 19.44

\mu

m and awidht of 4.05

\mu

m. The number of bright fringes between the first and the second diffraction minima is :