In the above problem the displacement after 2s is _____

1.	In the above problem the displacement after 2s is _____
Answer» `30sqrt(3)hat(i) + 30 hat(j)` `60sqrt(3)hat(i) + 40 hat(j)` `10sqrt(3)hat(i) + 10 j` `40sqrt(3)hat(j) + 40 i` Answer :B

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