Consider the shown arrangement. Assume all surfaces to be smooth. If $N$ represents magnitudes of normal reaction between block and wedge, then acceleration of $M$ along horizontal equals

818-289

  • A

    $\frac{{N\,\sin \theta }}{M}$ along + ve $x-axis$

  • B

    $\frac{{N\,\cos \theta }}{M}$ along - ve $x-axis$

  • C

    $\frac{{N\,\sin \theta }}{M}$ along - ve $x-axis$

  • D

    $\frac{{N\,\sin \theta }}{m+M}$ along + ve $x-axis$

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