Question

A particle is in motion along a straight track. As it crosses a
fixed point, a stop watch is started. The particle travels a
distance 180 cm in the first 3 s and 220 cm in the next 5 s.
What will be its velocity at the end of ninth second ?
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Answer 1

Answer:

initial velocity is 0

final velocity is 0.132m/s

refer to the attachment for the steps

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