1. The problem statement, all variables and given/known data
when a point is intefered by 2 waves of different phase , the resultant is y1 + y2 .... but why the resultant amplitude cant be = A1 + A2 ... but is sqrt root ((A1)^2 + (A2)^2) ??
this is actually a online note.
2. Relevant equations
3. The attempt at a solution
when a point is intefered by 2 waves of different phase , the resultant is y1 + y2 .... but why the resultant amplitude cant be = A1 + A2 ... but is sqrt root ((A1)^2 + (A2)^2) ??
this is actually a online note.
2. Relevant equations
3. The attempt at a solution
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