vectors

Question: The position vector of a particle is determined by the expression $\vec r = 3{t^2}\hat i + 4{t^2}\hat j + 7\hat k$. The distance traversed in first 10 sec is



1) 500 m
2) 300 m
3) 150 m
4) 100 m
Solution: Explanation: Explanation
fundamental-of-vectors

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