KinematicsHard
Question
A particle of mass 2 kg moves in the xy plane under the action of a constant force 
where 
. Initially the velocity of the particle is 2î. The velocity of the particle at time t is :-
where . Initially the velocity of the particle is 2î. The velocity of the particle at time t is :-Options
A.
(t + 4)î - 
t ĵ
(t + 4)î - t ĵB.t(î - ĵ)
C.
t(î - ĵ)
t(î - ĵ)D.t î + 
(t + 4)ĵ
t î + (t + 4)ĵ
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