The position of a particle as a function of time is given by the following formula:...

Question

Question

The position of a particle as a function of time is given by the following formula: r(t) = (20t^2 + 10)i + 5t^3j

What is the magnitude of the acceleration at a time t = 2 s? (Assume SI units throughout.)

Answer 1

Answer #1

Sol ) - (201+10) 5tj Veledry d 20t10+5t) dt = 404+0)74 ist 2 acceleratm alt) dvit)-dn0ti+ 1st dt 407430tj ht t 2 accelenati a

Answer 2

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