Question

Calculate the speed of body when it is moves from O to A , A to B & B to C .... plz answer fast ... don't spam
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Answer 1

Answer:

◆From, O to A

a = 3/5

v = 0.5 a t^2 = 0.5×3/5 × 25 = 2.5×3 = 7.5m/s

◆ From, A to B

a= 0

v= 7.5m/s

◆ From, B to C

a = 7/9

v= 7.5(7) + 0.5 (7/9)(81)

= 52.5 + 31.5 = 84m/s

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