1.

J1. The position of a particle is given byWhere t is in second. Find the velocity and acceleration of the particle at te 1s.

Answer»

s = 5t i + 6t² j - 10k

ds/dt = v = 5 i + 12t j - 0 k

dv/dt = 12j

at t = 1

v = 5 i + 12 j - 0 k

a = 12 j



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