The velocity of an object is given by v vector 6t cube ICAP + t-square J cap metre per second find its acceleration at time is equal to 2 second
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Explanation:as we know acceleration is dv/dt
So we diffrentiate v vector 6tcubei+tsq.j
18t2i+2tj
By putting t-2sec
18(2)2i+2(2)j
72i+4j. Ans
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The answer is in the attachment given below :-
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