A particle projected from ground moves at angle $45^{\circ}$ with horizontal one second after projection and speed is minimum two seconds after the projection. The angle of projection of particle is [Neglect the effect of air resistance]
A particle projected from ground moves at angle $45^{\circ}$ with horizontal one second after projection and speed is minimum two seconds after the projection. The angle of projection of particle is [Neglect the effect of air resistance]
- A
$\tan ^{-1}(3)$
- B
$\tan ^{-1}(2)$
- C
$\tan ^{-1}(\sqrt{2})$
- D
$\tan ^{-1}(4)$
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