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In Young's double slit experiement when ...

In Young's double slit experiement when wavelength used is `6000Å` and the screen is `40cm` from the slits, the fringes are `0.012cm` wide. What is the distance between the slits?

A

0.024 cm

B

0.24 cm

C

2.4 cm

D

0.2 cm

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The correct Answer is:
D
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