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  1. P

    Two waves represented by y= a sin(wt - kx) and y= a cos(wt - kx) are superposed The resultant wave will have an amplitude?

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  2. P

    What is the expansion of cos(A+B+C) in terms of cos?

    CosA .......
  3. P

    Two waves represented by y= a sin(wt - kx) and y= a cos(wt - kx) are superposed The resultant wave will have an amplitude?

    seeking answer of the above question
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