Question 17.4: A particle P of mass 2 kg moves under the action of a force,...
A particle P of mass 2 kg moves under the action of a force, which at time t is given by
F = 8 cos 2ti + 8 sin 2tj.
At time t = 0, P is at rest at the origin.
i) Find the position vector of P relative to O at time t.
ii) Find at what times the kinetic energy is a maximum.
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