selamina9007 selamina9007

25-11-2021
Physics

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A runner slows down after completing a race. Her deceleration is 0.25 m/s2. After 5 s she is travelling at 4 m/s, determine her initial velocity.

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poudelyunisha28 poudelyunisha28

25-11-2021

Answer:

2.75m/s

Explanation:

a=v-u ÷t

deceleration indicates negative value

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Аноним Аноним

25-11-2021

Please find attached photograph for your answer.

Hope it helps.

Do comment if you have any query.

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