A particle moves 200 cm in the first 2 s and 220 cm in the next 4 s with uniform deceleration The velocity of the particle at the end of 7s is:

Question:A particle moves 200 cm in the first 2 s and 220 cm in the next 4 s with uniform deceleration The velocity of the particle at the end of 7s is:

1.15 cm/s

2.20 cm/s

3.10 cm/s

4.none of these


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