Question

an object moves in x-y plane such that it starts from origin with initial velocity u = 3 î + 4j and an acceleration a= 2î . Its position at t=1 s

Answer 1

in x axis
x=3×1+½×2×1
=4i
in yaxis
x=4×1+0
=4j
so the final ans. is 4i +4j