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

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Wave Optics

JEE Main 2019 · 11 Jan, Evening shift · Q8396

PhysicsMedium84×since 2003Q8396

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 :