The initial speed of a projectile fired from ground is $u$. At the highest point during its motion, the speed of projectile is $\frac{\sqrt{3}}{2} u$. The time of flight of the projectile is:

  • [JEE MAIN 2023]
  • A

    $\frac{ u }{2 g }$

  • B

    $\frac{ u }{ g }$

  • C

    $\frac{2 u }{ g }$

  • D

    $\frac{\sqrt{3} u }{ g }$

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