Question

Ajutor:
V(initial)=20m/s
V(final)=36 km/h
T(initial)=10s
T(final)=15min
Cum aflu Acceleratia in m/s???
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Answer 1

buna seara!

a=∆v / ∆t (supra)

36 km/h = 10 m/s

15 min=900 s

∆v=Vf-Vi=10-20= -10 m/s

∆t=Tf-Ti=900-10=890 s

a=-10 / 890 = -0.01 m/s²