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Recent questions tagged telegram-4087

(chatquestion)...(1) The position vector r of a missile at any time t is given by r = tị + (8t – t?)j where i and j are unit vectors in the horizontal and upward vertical direc- tion. Find its (a) average velocity from t 2 tot = 3, (b) velocity, speed and direction of motion when t = 4, (c) position vector when it is moving parallel to the vector į – 2j, (d) acceleration vector....(Need help please

asked Apr 16, 2021 by 922971828

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