Question

A slit of size 0.15 cm is placed at 2.1 m from a screen. On illuminated it by a light of wavelength 5 x 10-5 cm, then what will be the width of central maxima
O 0.14 cm
O 0.014 mm
O 1.4 mm
O 0.14 mm
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Answer 1

Answer:

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