Question

1- Determine as cordenados Vx e Vy... alguem me ajuda?
V= 120 m/s
O= 60°

Answer 1

Vy = V · senФ
V = 120 m/s
Ф = 60°
sen60° = √3/2

Vy = 120 · √3/2
Vy = 120·√3 / 2
Vy = 60√3 m/s

Vx = V·cosФ
Vx = 120·cos60°
cos60? = 1/2
Vx = 120·1/2
Vx = 120/2
Vx = 60 m/s