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Q1 : Show that if the magnitude of vector A is constant the A . Da / Dt = 0 hint ( A.A = A^2)

Q2: The position vector = (2 − 3) + 5 − 3
a/ Find the velocity vector of the particle and its speed at = 0 .
b/ Find the acceleration vector of the particle and the magnitude at = 0 .

Q1 Show that if the magnitude of vector A is constant the A Da Dt 0 hint AA A2 Q2 The position vector 2 3 5 3 a Find the velocity vector of the particle and its class=


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