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Monochromatic green light of wavelength m 7 10 5   illuminates a pair of slits 1 mm apart. The separation of bright lines on the interference pattern formed on a screen 2 m away is

1. 0.25 mm
2. 0.1 mm
3. 1.0 mm
4. 0.01 mm

Correct answer: 1.0 mm

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