Question:

Two waves represented by y1 = A1 sin(ωt−kx) and y2 =A2 cos(ωt−kx) are superposed. The resultant wave will have an amplitude

Options :

  • (a) a
  • (b) √2a
  • (c) 2a
  • (d) zero

Answer :

(b) √2a

Answer Steps :

step 1

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