Question

14. The position of a particle moving in x-y plane changes with time t
given by, x= 3t2 i + 9tj. The
acceleration of paricle would be
(1) 2 m/s2
(2) 3 m/s2
(3) 4 m/s2
(4) 6 m/s2
Answer is 6m/s2

Answer 1

Answer:

Yeah

Explanation:

v = dx/dt = 6ti + 9j

a = dv/dt = 6