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23-12-2017
Physics

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When striking, the pike, a predatory fish, can accelerate from rest to a speed of 4.2 m/s in 0.12 s ?

Respuesta :

23-12-2017

D = 1/2 a t^2 .

The fish covers (1/2)(4.2)(0.12)^2 while accelerating. That's 0.03 meter.

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