Physics

Problem

A projectile is projected at

30^\circ

from horizontal with initial velocity

40 \text{ ms}^{-1}

. The velocity of the projectile at

t = 2 \text{ s}

from the start will be: [Main April 11, 2023 (II)] (Given

g = 10 \text{ m/s}^2

) (a)

20\sqrt{3} \text{ ms}^{-1}

(b)

40\sqrt{3} \text{ ms}^{-1}

(c)

20 \text{ ms}^{-1}

(d) Zero