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Scientific Secrets of Jainism
other wave, a constructive interference takes place and both are denoted by small circles. In the same way when the crest of one wave falls on the trough of another wave or a trough of one wave falls on the crest of the other wave, destructive interference takes place and both are denoted by dark points. By putting a screen in the path of these superposed waves, we get bright fringes on the screen in the straight lines of small circles showing constructive interference of light and dark fringes on the screen, in the straight lines of dark points showing destructive interference.
Fig. No. 3
BRIGHT
DARK
BRIGHT
DARK
TAL
BRIGHT
Fig. No.4
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