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    5.

    Given that :y=Asin[(2πλ)  (ctx)]:y = A\sin \left[ {\left( {\frac{{2\pi }}{\lambda }} \right)\;\left( {ct - x} \right)} \right] where, y and x are measured in metre. Which of the following statements is true?

    A

    The unit of λ\lambda is same as that of x and A

    B

    The unit of λ\lambda is same as that of x but not of A

    C

    The unit of c is same as that of 2πλ\frac{{2\pi }}{\lambda }

    D

    The unit of (ct-x) is same as that of 2πλ\frac{{2\pi }}{\lambda }

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    6.

    The period of a body under SHM is represented by T=PaDbScT = {P^a}{D^b}{S^c}; where P is pressure,

    D is density and S is surface tension. The value of a,b and c are

    A

    32,12,1 - \frac{3}{2},\frac{1}{2},1

    B

    1,2,  3 - 1, - 2,\;3

    C

    12,32,12\frac{1}{2}, - \frac{3}{2}, - \frac{1}{2}

    D

    1,  2,131,\;2,\frac{1}{3}

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