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Aman Deep Singh Grade: 12
```        IF TWO OR MORE SHM EQUATIONS ARE GIVEN OF THE FORM
y=Asin(wt+kx)
SUCH THAT THE w i.e the angular freq.      ARE DIFFERENT IN BOTH THEN HOW TO FIND RESULTANT w.```
8 years ago

## Answers : (1)

147 Points
```										Dear Aman
y1=A'sin(w1t+kx)    &  y2=A'sin(w2t+kx)
y1 +y2 =A'sin(w1t+kx)    + A'sin(w2t+kx)
=A'2cos(w1-w2)t/2 sin{(w1+w2)t/2 +kx}
let |w1-w2|=δw     and (w1+w2)/2  =w
y  =2A'cosδwt/2 sin(wt+kx)
=Asin(wt+kx)
where A=2A'cosδwt/2

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8 years ago
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