Velocity of the bird is 90 degree

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A bird is flying horizontal to the ground and its motion is in the xy coordinates. Between t=0 and t=10.0 s, the velocity of the bird is given as
v→=(1.10m/s2)ti^+[13.0m/s-(2.00m/s2)t]j^.

a- Find the time t, when the velocity of the bird is 90 degree to its acceleration?

Reference no: EM132536689

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