For a particle in circular motion,$a_r = 3 \ m/s^2$ and $a_T = 4 \ m/s^2$. If $\theta$ is the angle between the resultant acceleration $a$ and the radial acceleration $a_r$,then .......

  • A
    $\cos \theta = \frac{4}{5}$
  • B
    $\sin \theta = \frac{3}{5}$
  • C
    $\tan \theta = \frac{3}{4}$
  • D
    $\sec \theta = \frac{5}{3}$

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