Physics

Problem

A particle is projected from the ground with an initial velocity vector

\vec{v} = 30\hat{i} + 40\hat{j}

(units in

\text{m/s}

), where

\hat{i}

is horizontal and

\hat{j}

is vertical. Taking

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

, calculate the horizontal range and the time of flight.