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Light of wavelength 620 nm goes through ...

Light of wavelength 620 nm goes through a pinhole of diameter 0.1 mm. Screen is placed at a distance 5 m from the hole. What will be the radius of the central bright spot formed ?

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To find the radius of the central bright spot formed by light passing through a pinhole, we can use the formula for the radius of the central diffraction maximum in a single-slit diffraction pattern: \[ r = \frac{1.22 \lambda D}{d} \] Where: - \( r \) = radius of the central bright spot ...
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