A projectile is given an initial velocity of … m/s, where … is along the ground and … is along the vertical. If g = 10 m/s², the equation of its trajectory is:

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Motion in a Plane

JEE Main 2013 · Session, Shift 1 · Q7778

PhysicsMedium53×since 2003Q7778

A projectile is given an initial velocity of

\left( {\widehat i + 2\widehat j} \right)

m/s, where

{\widehat i}

is along the ground and

{\widehat j}

is along the vertical. If g = 10 m/s², the equation of its trajectory is: