Physics · Wave Optics
In a Young's double-slit experiment, two coherent sources are separated by 0.4 mm and the screen is placed 1.2 m away. If the second dark fringe is located 0.4 cm from the central axis, the distance of the fourth bright fringe from the center is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.80 cm
- 22.01 cm
- 31.07 cm✓
- 41.70 cm
Correct answer
1.07 cm
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