lanaiheart7
18.01.2020 •
Physics
At t= 19.8 seconds an object with mass 2.0 kg was observed to have a velocity of < 5, 25, -8> m/s. at t=20.02 seconds its velocity was < 16, 24, 24> m/s. what was the average (vector) net force acting on the object?
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Ответ:
Explanation:
F = m Δv / Δt
F = (2.0 kg) (<16, 24, 24> m/s − <5, 25, -8> m/s) / (20.02 s − 19.8 s)
F = (2.0 kg) (<11, -1, 32> m/s) / (0.22 s)
F ≈ <100, -9.09, 291> N
Ответ:
hi
Explanation: