Odpowiedź :
Odpowiedź:
1. ∆t = 10s
a = 3m/s²
∆v = ?
a = ∆v / ∆t
∆v = a * ∆t
∆v = 3m/s² * 10s
∆v = 30m/s
2. a = 5m/s²
∆v = 20m/s
∆t = ?
a = ∆v / ∆t
∆t = ∆v / a
∆t = 20m/s / 5m/s²
∆t = 4s
Odpowiedź:
1. ∆t = 10s
a = 3m/s²
∆v = ?
a = ∆v / ∆t
∆v = a * ∆t
∆v = 3m/s² * 10s
∆v = 30m/s
2. a = 5m/s²
∆v = 20m/s
∆t = ?
a = ∆v / ∆t
∆t = ∆v / a
∆t = 20m/s / 5m/s²
∆t = 4s