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KVPY Sample Paper KVPY Stream-SX Model Paper-9

  • question_answer
    The resultant amplitude due to superposition of two waves \[{{y}_{1}}=5\sin \,(wt-kx)\] and \[{{y}_{2}}=-\,5\cos \,(wt-kx-150{}^\circ )\]

    A) 5

    B) \[5\sqrt{3}\]

    C) \[5\sqrt{2-\sqrt{3}}\]

    D) \[5\sqrt{2+\sqrt{3}}\]

    Correct Answer: A

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