Question

calculati energia cinetica a unui corp cu masa 200kg care se deplaseaza cu viteza 180km/h




Va rog!!!​

Answer 1

m=200kg

v=180km/h= 180 *5/18= 50m/s

$E_c=\frac{m*v^2}{2}=\frac{200kg*2500m^2/s^2}{2}=250000J$