Physics 60 Optics: Double Slit Interference (24 of 35) N-Slits The General Approach

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In this video I will find I=? of an 8-slit interference pattern where the phase angle=30 degrees.

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[laurelindo]

I kinda like these general forms of things, they are really convenient. ^_^

[ashishdwivedi]

thank you sir, you build intuition which helps a lot in understanding concepts

[dipender]

can I apply the same formula to superposition of simple harmonic oscillator to find resulting amplitude