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JEE Main & Advanced Physics Wave Mechanics Question Bank Mock Test - Waves and Acoustics

  • question_answer
    The displacement\[y\]of a particle executing periodic motions given by\[y=4{{\cos }^{2}}\frac{t}{2}\sin 1000t\] How many independent harmonic motions may be considered to superpose to result this expression.            

    Answer:

    3


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